Department of Geological Sciences
Dr. Adriana Heimann Rios
C.V. - Dr. Adriana Heimann
Address: 101 Graham Building
Department of Geological Sciences
East Carolina University
Greenville, NC 27858
E-mail: heimanna-at-ecu-dot-edu
Tel: (252) 328 5206
Education
Ph.D. Geology, Iowa State University. 2006. Dissertation: “Geochemical keys for the genesis of Proterozoic garnet-rich rocks and minor metasediment-hosted Pb-Zn-Ag mineralization, southern Curnamona Province, Australia”. Unpubl. Ph.D. thesis, 305 p. Supervisor: Dr. Paul G. Spry.
M.S. Geology, Iowa State University. 2002. M.S. Thesis: “Zinc-rich spinels associated with Proterozoic base metal sulfide occurrences, Colorado, and their use as guides to metamorphosed massive sulfide deposits.” Unpub. M.S. thesis, 285 p. Supervisor: Dr. Paul G. Spry.
B.S. Geology. 1998. College of Sciences, University of Uruguay (Facultad de Ciencias, Universidad de la República), Montevideo, Uruguay.
Languages
English - fluent
Spanish - fluent (native)
Portuguese- can read, medium level speaking
Italian - medium level reading
German - very rudimentary
(too bad!)
Post Doctoral Experience
Geology, University of Wisconsin-Madison. October 2006-August 2009. Research advisor: Dr. Clark M. Johnson. Lab advisor: Dr. Brian Beard. Field: Iron isotope geochemistry, genesis and biosignatures of Archean-Proterozoic banded Iron formations by multi-isotope (Fe, C, O, Sr) systematics. Techniques: Clean laboratory procedures (sample dissolution, ion exchange chromatography), EMPA, SEM, and MC-ICP-MS for Fe isotopes.
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2010 - present
Awards
2018 - Treasured Pirate Award (for Effective Leadership) - East Carolina University.
2015 - Hawley Medal - Mineralogical Association of Canada.
2010 - present
Positions Held
2016 - Associate Professor, Mineralogy/Petrology, East Carolina University, Dept. of Geological Sciences, Greenville, NC.
2009 - 2016 - Assistant Professor, Mineralogy/Petrology, East Carolina University, Dept. of Geological Sciences, Greenville, NC.
Oct. 2006 - Aug. 2009 - Post Doctoral Research Associate. Dept. of Geological Sciences, University of Wisconsin, Madison. Petrology/Geochemistry/Isotope Geochemistry.
Fall, Spring 2005 - 2006 - Teaching Assistant. Department of Geological & Atmospheric Sciences (GEAT), Iowa State University (ISU). See Teaching section.
Aug. 2002 - Aug. 2005 - Research Assistant. GEAT, ISU.
2000 - 2002 - Teaching Assistant. GEAT, ISU.
2000 - Research Technician (summer). Agronomy Department, Iowa State University.
1998 - Geologist. Hidromar Ltda. Uruguay. Core logging, sedimentary rocks, aquifers.
1996 - 2001 - Assistant of Geology (Ayudante de Geología), Department of Geology, College of Sciences, University of Uruguay, Montevideo, Uruguay.
1995 - Geologist. Queenstake Resources Ltd. (Canada). Uruguay. Field geologist. Base metal and precious metal exploration. Also translator and draft person (AutoCAD).
Analytical Research Training
Raman Spectroscopy - Harvard University, with Dr. Alonso-Perez.
Femtosecond Laser Ablation MC-ICP-MS for Fe isotopes. University of Wisconsin-Madison, with Dr. Brian Beard. June-July 2009.
Multi Collector-Inductively Coupled Plasma-Mass Spectrometry (MC-ICP-MS) (For Fe isotopes). University of Wisconsin-Madison. With Dr. Brian Beard. October 2006-August 2009; 2017.
Laser Ablation-Inductively Coupled Plasma-Mass Spectrometry (LA-ICP-MS). Iowa State University with Dr. Sam Houk, and Macquarie University, GEMOC Centre, Sydney, Australia, with Dr. Norman Pearson. 2004, 2005.
U/Pb Sensitive High Resolution Ion Microprobe (SHRIMP). Australian National University, Research School of Earth Sciences, Canberra, Australia. With Dr. Mark Fanning. June 2004.
Scanning Electron Microscope with Energy Dispersive Spectroscopy (SEM-EDS). Iowa State University (2004), University of Wisconsin-Madison (2008-2009), East Carolina University (2009-present).
Electron Microprobe. Iowa State University, with Dr. Alfred Kracher (2000-2006), University of Wisconsin-Madison, with Dr. John Fournelle (2008-2009), with Dr. Mike Wise, Smithsonian Institution (2010-present), Fayetteville State University (2009-present).
Grants and Recognitions
2018 - Treasured Pirate Award (for Effective Leadership) - East Carolina University.
2017 - Research Initiation Grant, P.I., ECU, P.I., $4.795.00.
2015 - Recognized by graduating seniors for making the most significant positive contribution to his/her education at ECU. Fall, Spring 2015.
2015 - Hawley Medal - Mineralogical Association of Canada.
2014 - NSF Petrology and Geochemistry, P.I. Heimann, A. ($257,000, 2014-217). Geochemistry of the Skaergaard intrusion.
2013 - Recognized by graduating senior for making the most significant positive contribution to his education at ECU. Fall 2013.
2013 - NASA North Carolina Space Grant, P.I., $22,500. Fe isotope biosignatures and the redox state of the ocean recorded in 1.69 Ga late Paleoproterozoic BIFs with implications for space exploration.
2009 - U.S.G.S. Mineral Resources External Research Program Grant, P.I. Heimann, A., $49,754. Garnet and gahnite chemistry in pegmatites as indicators of magma evolution and rare-metal (Li) mineralization. Award #: G10AP00051.
2006 - Pick-of-the-year Award for service to the department. Geological and Atmospheric Sciences (GEAT), Iowa State University (ISU).
2006, 2004, 2003 - Graduate Student Seminar Runner-up Award. GEAT, ISU.
2005, 2002, 2004 Graduate Professional Advancement Grant. GEAT, ISU.
2005 - Geological Society of America North-Central Section Travel Grant.2005-2002 Geological Society of America Travel Grant.
2005 - Graduate Student Seminar Top Paper Award. GEAT, ISU.
2004 - Ames Mineral and Rock Club Award to applied research.2003 Outstanding Teaching Award. GEAT, ISU.
2002 - John Lemish Research Award. GEAT, ISU.
2001, 2003 - Society of Economic Geologists McKinstry Student Research Grant.
2000-2002 - Organization of American States Graduate Scholarship (OEA-PRA Uruguay).
Professional Service
2005 - present - Journal Reviewer, Astrobiology, Canadian Mineralogist, Contributions to Mineralogy and Petrology, Earth and Planetary Science Letters, Geochimica et Cosmochimica Acta, Geology, Journal of Geochemical Exploration, Lithos, Lithosphere, Mineralogical Magazine, Mineralogy and Petrology.
2015 - present - Proposal Reviewer (ad hoc + panel) - NSF Petrology and Geochemistry.
2013, 2014 - Proposal Reviewer (ad hoc) for NSF Geobiology and Low Temperature Geochemistry.
2010 - Meetings Service, Co-Chair, Igneous/Metamorphic Petrology and Geochemistry session, NE/SE Geological Society of America meeting, Baltimore, MA.
Professional Affiliations
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Sigma Xi. 2013 - 2014.
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East Carolina University North Carolina Space Grant Collaborative. Since 2010.
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American Geophysical Union. 2008-2013.
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Geological Society of America. Since 2002.
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Society of Economic Geologists. 2001 - 2014.
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Society for Geology Applied to Mineral Deposits. 2006.
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Sociedad Uruguaya de Geología. 1997-2000.
Publications
Peer Reviewed Publications and Under Revision
* Denotes student ^ Denotes post doc
Rosière C.A., Heimann A., Oyhantçabal P., Santos J.O.S., 2018. The Iron Formations of the
South American Platform. In: Siegesmund S., Basei M., Oyhantçabal P., Oriolo S. (Eds.) Geology of Southwest Gondwana, pp. 493-526, Regional Geology Reviews. Springer, Cham.
Heimann A., Yonts, J.*, Wise, M., 2016. Melt evolution in felsic dikes inferred from the composition of gahnite in two new occurrences, Pala Chief and Elizabeth R dikes, California. Mineralogy and Petrology. DOI: 10.1007/s00710-016-0446-2. http://link.springer.com/article/10.1007/s00710-016-0446-2
Sardi, F.^, Heimann, A., and Grosse, P., 2016. Non-pegmatitic beryl related to Carboniferous granitic magmatism, Velasco Range, Pampean Province, NW Argentina. Andean Geology, 43 (1), 86-104. DOI: 10.5027/andgeoV43n1-a05.
Heimann, A., Yonts, J.*, Galliski, M., 2015. The composition of gahnite in granitic pegmatites from the Pampeana Pegmatite Province: Melt evolution and pegmatite fractionation. The Canadian Mineralogist, 53, 1-26.
Sardi, F.^, Heimann, A., and Sarapura Martínez, J., 2015. Geología local y mineralogía accesoria de las pegmatitas berilíferas del Distrito Velasco y rocas graníticas asociadas, Provincia Pegmatítica Pampeana, Noroeste de Argentina. Serie Correlación Geológica, 31 (1), 111-131.
Sardi, F.^ and Heimann, A., 2014. Pegmatitic beryl as indicator of fluid evolution: Example from the Velasco district, Pampeana Pegmatite Province, Argentina, and review of worldwide occurrences. The Canadian Mineralogist, 52, 809-836. DOI: 10.3749/canmin.1400032.
Heimann, A., 2014. Banded Iron Formations. Treatise of Invertebrate Paleontology, Volume Prokaryote. Noffke, N. (Ed.). In Press. The University of Kansas Press.
Johnson, C.M., Ludois, J.M., Beard, B.L., Beukes, N.J., Heimann, A., 2013. Strontium isotopes in Banded Iron Formation carbonates demonstrate disequilibrium with ancient seawater. Geology, 41, p. 1147-1150. DOI:10.1130/G34698.1.
Heimann, A., Spry, P.G., Teale, G.S., Leyh, W.L. and Conor, C.H.H., 2013. Geochemistry and genesis of low grade metasediment-hosted Zn-Pb-Ag mineralization in the southern Proterozoic Curnamona Province, Australia. Journal of Geochemical Exploration, 128, p. 97-116. DOI: 10.1016/j.gexplo.2013.02.007.
Heimann, A., Spry, P.G., Teale, G.S., Conor, C.H.H., and Pearson, N.J., 2011. Chemical and crystallographic constraints on the geochemistry of garnet in garnet-rich rocks, southern Proterozoic Curnamona Province, Australia. Mineralogy and Petrology, 101, 1, 49-74. DOI 10.1007/s00710-010-0130-x.
Beard, B.L., Handler, R., Scherer, M., Wu, L., Czaja, A.D., Heimann, A., Johnson, C.M., 2010. Iron isotope fractionation between aqueous ferrous iron and goethite. Earth and Planetary Science Letters, 295, 241-250.
Heimann, A., Johnson, C.M., Beard, B.L., Valley, J.W., Roden, E.E., Spicuzza, M.J., and Beukes, N.J., 2010. Fe, C, and O isotope compositions of banded iron formation carbonates demonstrate a major role for dissimilatory iron reduction in ~ 2.5 Ga marine environments. Earth and Planetary Science Letters, 294, 8-18.
Heimann, A., Spry, P.G., Teale, G.S., Conor, C.H.H., and Leyh, W.R., 2009. Geochemistry of garnet-rich rocks in the southern Curnamona Province, Australia, and their genetic relationship to Broken Hill-type Pb-Zn-Ag mineralization. Economic Geology, 104, 687-712.
Heimann, A., Beard, B.L., and Johnson, C.M., 2008. The role of volatile exsolution and sub-solidus fluid/rock interactions in producing high 56Fe/54Fe ratios in siliceous igneous rocks. Geochimica et Cosmochimica Acta 72, 4379-4396.
Spry, P.G., Heimann, A., Messerly, J.D., Houk, R.S., and Teale, G.S., 2007. Discrimination of metamorphic and metasomatic processes at the Broken Hill lead-zinc-silver deposit, Australia: rare earth element signatures of garnet in garnet-rich rocks. Economic Geology, 102, 471-494.
Heimann, A., Spry, P.G., Teale, G.S. and Jacobson, C.E., 2006. Coronas, symplectic textures, and reactions involving aluminous minerals in gedrite-cordierite-garnet gneiss from Evergreen, Front Range, Colorado. Canadian Mineralogist, 44, 4, 1025-1044.
Heimann, A., Spry, P.G., and Teale, G.S., 2005. Zinc-rich spinel associated with Proterozoic base metal sulfide occurrences, Colorado: a reevaluation of gahnite composition as a guide in the exploration for metamorphosed massive sulfide deposits. Canadian Mineralogist, 43, 2, 601-622.
Oyhantçabal, P., Heimann, A., and Miranda, S., 2001. Measurement and interpretation of strain in the syntectonic Solís de Mataojo Granitic Complex, Uruguay. Journal of Structural Geology, 23, 5, 807-817.
Oyhantçabal, P., Spoturno, J., and Heimann, A., 2000. Minerales no metálicos, rocas industriales y piedras semipreciosas del Uruguay. In: “Rocas y minerales industriales de Iberoamérica”, Red RIMIN – CYTED, Calvo, P.B., Gajardo, C.A., and Maya, S.M. (Eds.), Instituto Tecnológico Geominero de España, Madrid.
Muzio, R. and Heimann, A., 1998. Contribution to the Soca Granite petrology using zircon typology data-Uruguay. Revista Universidade Guarulhos. Geociências, III, 6, 78-83.
Abstracts * Denotes student ^ Denotes post doc
- Heimann, A., Yonts, J.*, Wise, M., Spry, P., and O’Brien, J., 2015. The major- and trace-element composition of gahnite as a chemical discriminant for granitic pegmatites and Broken Hill-type Pb-Zn-Ag deposits. Geological Society of America Abstracts with Programs, Annual GSA meeting, Baltimore, MD.
- Heimann, A., Robinson, M.*, and Cameron, C.*, 2015. Re-evaluation of Fe-Ti oxide relationships in the Skaergaard intrusion and implications for the interpretation of bulk-mineral and in-situ Fe isotope variations. Geological Society of America Abstracts with Programs, Annual GSA meeting, Baltimore, MD.
- Anderson, E.*, and Heimann, A., 2014. Investigation of the origin of the ~2.5 billion year old (Ga) valentines iron formation, Uruguay as insight to the redox conditions of early earth oceans. State of North Carolina Undergraduate Creativity And Research Symposium, Abstracts, p. 43-44. November 2014, Raleigh, NC. http://www.sncurcs.org/2014%20items/2014%20SNCURCS%20Abstract%20Book.pdf.
- Lancaster, H.*, Heimann, A., and Lateulade, R., 2014. Genesis of the Valentines Iron Formation, eastern Uruguay, and significance for the redox conditions of the early Earth oceans. Geological Society of America Abstracts with Programs, Vol. 46, No. 3, p. 29. SE GSA meeting, Blacksburg, VA.
- Yonts, J.*, Heimann, A., Bitner, J., Galliski, M., and Leyh, W. 2014. A comparison between the chemical composition of gahnite in granitic pegmatites from the Pampean Pegmatite Province and a metamorphosed massive sulfide deposit: A possible new exploration guide. Geological Society of America Abstracts with Programs, Vol. 46, No. 3, p.78. Blacksburg, VA.
Serna, E.*, Heimann, A., and Spry, P.G., 2013. Geochemistry and Genesis of 1.69 Ga Iron Formations Spatially Associated with the Giant Broken Hill Pb-Zn-Ag Deposit, Curnamona Province, Australia. AAPG/SEG Student Expo, AAPG Search and Discovery Article #90182 (2013), Houston, Texas, September 16-17, 2013.
- Yonts, J.*, Heimann, A., Wise, M., Soares, D., and Mousinho Ferreira, A., 2013. The composition of gahnite as indicator of rare metal (Li) mineralization in granitic pegmatites. International Symposium on Granitic Pegmatites 2013, New Hampshire. Abstracts with Programs, p. 158.
- Moretz, L.*, Heimann, A., Wise, M., Soares, D.R., and Mousinho Ferreira, A., 2013. The composition of garnet as indicator of rare metal (Li) mineralization in granitic pegmatites. International Symposium on Granitic Pegmatites 2013, New Hampshire. Abstracts with Programs, p. 94.
- Spry, P.G., O'Brien, J.J., Heimann, A., Teale, G. S., and Jackson, S., 2013. The chemistry of gahnite and garnet in lode horizon rocks as exploration guides to Broken Hill-type mineralization, Broken Hill area, Australia. Geological Association of Canada - Mineralogical Association of Canada Annual Meeting. (Invited Keynote). Winnipeg, Canada. Abstracts with Programs, Vol. 36, 180-181.
- Sardi, F.^, Heimann, A., and Martinez, J., 2013. Geología local y nuevos aportes al conocimiento mineralógico del Distrito Velasco de la Provincia Pegmatítica Pampeana, Noroeste de Argentina. 2o Simposio Sobre Petrologia Ignea y Metalogenesis Asociada, PIMA 2013, San Luis, Argentina.
- Heimann, A., Bitner, J.*, Wise, M.A., Rodrigues Soares, D., Mousinho Ferreira, A.C., 2012. The composition of garnet in granitic pegmatites. Geological Society of America Abstracts with Programs, Vol. 44, 7, p. 225. Charlotte, NC.
- Heimann, A., Bitner, J.* Wise, M.A., Rodrigues Soares, D., Mousinho Ferreira, A.C., 2012. The composition of gahnite in granitic pegmatites. Geological Society of America Abstracts with Programs, Vol. 44, 4, p. 69.
- Bitner, J.*, Heimann, A., Wise, M.A., Rodrigues Soares, D., Mousinho Ferreira, A.C., 2011. Garnet and gahnite from the Borborema Pegmatite Province, northeastern Brazil, as indicators of pegmatite evolution and potential for rare-metal mineralization. Geological Society of America Abstracts with Programs, Vol. 43, No. 5, p. 413.
- Ludois, J.M., Heimann, A., Johnson, C.M., Beard, B.L., Valley, J.W., Roden, E.E., Spicuzza, M.J., N.J., Beukes, 2010. Sr isotopes in Banded Iron Formation Carbonates: Disequilibrium with ancient seawater. Geochimica et Cosmochimica Acta, 74, 12, 1, A640, Goldschmidt conference, Tennessee.
- Heimann, A., Johnson, C.M., Beard, B.L., Valley, J.W., Roden, E.E., Spicuzza, M.J., Beukes, N.J., 2010. Fe, C, and O isotope compositions of banded iron formation carbonates demonstrate the role of bacterial dissimilatory iron reduction in ~ 2.5 b.y. old marine environments. Geological Society of America Abstracts with Programs, Vol. 42, No. 1, p. 77.
- Johnson, C.M., Heimann, A., Beard, B.L., Valley, J.W., Roden, E.E., Spicuzza, M.J., Beukes, N.J., 2010. Iron, carbon, and oxygen isotope compositions of banded iron formation carbonates demonstrate a major role for microbial dissimilatory iron reduction in 2.5 b.y. old marine environments. Astrobiology Science Conference 2010.
- Ludois, J.L., Heimann, A., Johnson, C.M., Beard, B.L., Valley, J.W., Roden, E.E., Spicuzza, M.J., 2010. Strontium isotopes of banded iron formation carbonates: an argument against iron carbonates precipitating from sea water. Astrobiology Science Conference 2010.
- Beard, B.L., Handler, R., Scherer, M.M., Wu, L., Czaja, A.D., Heimann, A., Johnson, C.M., 2010. Three Isotope Method Determination of the Equilibrium Fe Isotope Fractionation Between Aqueous Fe(II) and Goethite. Astrobiology Science Conference 2010.
- Spry, P.G., Both, R.A., Ogierman, J., McElhinney, R., and Heimann, A., 2010. Origin of the Angas Zn-Pb-Ag deposit, Kanmantoo Group, South Australia. Society of Economic Geologists SEG 2010 Conference, Keystone, Colorado, Extended Abstracts, Abstract D-19, 3 pages.
Abstracts Prior to 2010
- Heimann, A., Johnson, C.M., Beard, B.L., Valley, J.W., Spicuzza, M.J., 2009. The role of microbial processes in Banded Iron Formation (BIF) genesis as constrained by Fe, C, and O isotopes in BIF carbonates. Geochimica et Cosmochimica Acta, 73, 13, A513. Goldschmidt conference, Davos, Switzerland.
- Heimann, A., Beard, B.L., and Johnson, C.M., 2008. The role of volatile exsolution and sub-solidus fluid/rock interactions in producing high 56Fe/54Fe ratios in siliceous igneous rocks. Geochimica et Cosmochimica Acta, 72, 12, A390. Goldschmidt conference, Vancouver, Canada.
- Heimann, A., Beard, B.L., and Johnson, C.M., 2007. Fe isotopes in siliceous igneous rocks: evidence for fluid-rock interaction in plutons. Geochimica et Cosmochimica Acta, 71, 15, A390. Goldschmidt conference, Cologne, Germany.
-Heimann, A., Spry, P.G., Teale, G.S., Conor, C.H.H., and Leyh, W.R., 2006. Geochemistry of garnet-rich rocks, southern Curnamona Province, Australia: genesis and implications for Broken Hill-type mineralisation. In: Korsch, R.J. and Barnes, R.G. (ed.), Broken Hill Exploration Initiative (BHEI), Abstracts of the September 2006 Conference, Geoscience Australia Record 2006/21, 26-33.
- Heimann, A., Spry, P.G., Teale, G.S., Conor, C.H.H., and Pearson, N.J., 2005. Rare-earth and major element chemistry of garnet-rich rocks in the southern Curnamona Province, Australia: implications for the exploration of Broken Hill-type Pb-Zn-Ag deposits. Geological Society of America Abstracts with Programs, Vol. 37, No. 7.
- Heimann, A., Spry, P.G., Teale, G.S., Colin C.H.H., and Pearson, N.J., 2005. The origin of garnet-rich rocks at Raven Hill (Cathedral Rock), Olary Domain, Curnamona Province, Australia, and their genetic relationship to Broken Hill-type mineralization. Geological Society of America Abstracts with Programs, Vol. 37, No. 5.
- Spry, P.G., Teale, G.S., Plimer, I.R., and Heimann, A., 2005. Did the giant stratiform Broken Hill Pb-Zn-Ag deposit, Curnamona Province (Australia) melt? Geological Society of America Abstracts with Programs, Vol. 37, No. 5.
- Spry, P.G., Heimann, A., Messerly, J.D., Houk, R.S., and Teale, G.S., 2004. Discrimination of metamorphic and metasomatic processes at the Broken Hill lead-zinc-silver deposit, Australia: rare earth element signatures of garnet in garnet-rich rocks. Geological Society of America Abstracts with Programs, Vol. 36, No. 5.
- Heimann, A., Spry, P.G., and Teale, G.S., 2004. The genetic relationship between garnet- and gahnite-rich rocks associated with Broken Hill-type mineralization in the Olary Domain, Curnamona Province, Australia, to the super large Broken Hill Pb-Zn-Ag deposit. 32nd International Geological Congress.
- Heimann, A., Spry, P.G., and Teale, G.S., 2004. Comparison between lower amphibolite facies garnet-gahnite-bearing rocks in the Mundi Mundi Plain (Olary Domain) and those metamorphosed to granulite facies at the giant Broken Hill Pb-Zn-Ag deposit, Australia. Geological Society of America Abstracts with Programs, Vol. 36, No. 3, p. 19.
- Spry, P.G., Heimann, A., and Teale, G.S., 2004. Gahnite-garnet-staurolite relations to Proterozoic Broken Hill-type Pb-Zn-Ag mineralization in the Mutooroo area, Broken Hill Domain, South Australia. Geological Society of America Abstracts with Programs, Vol. 36, No. 3, p. 19.
- Spry, P.G., Plimer, I.R., Teale, G.S., and Heimann, A., 2004. Garnet-rich rocks and their genetic relationship to the Broken Hill lead-zinc-silver deposit, New South Wales, Australia. Joint Assembly of the American Geophysical Union (AGU), the Canadian Geophysical Union, and the Society of Economic Geophysicists.
- Spry, P.G., Teale, G.T., and Heimann, A., 2003. Speculations concerning the origin and exploration significance of lode rocks in the Curnamona Province. In: Peljo, M. (ed.), BHEI Abstracts. Geoscience Australia, Record 2003/13, 162-165.
- Spry, P.G., Teale, G.S., and Heimann, A., 2003. Multiple origins of gahnite (zincian spinel) associated with Broken Hill-type lead-zinc-silver mineralization in the Proterozoic Curnamona Province, Australia. Geological Society of America Abstracts with Programs, Vol. 35, No. 6, p. 402.
- Heimann, A., 2002. Mineralogical study of zincian spinel-bearing rocks associated with Proterozoic metamorphosed massive sulfide deposits, Colorado. Society of Economic Geologists website, www.segweb.org/AbstractSummary01.htm.
- Heimann, A., Spry, P.G., and Teale, G.S., 2002. The composition of zinc-rich spinels associated with metamorphosed massive sulfide deposits: a reexamination. Geological Society of America Abstracts with Programs, Vol. 34, No. 6, p. 339.
- Heimann, A., Spry, P.G., and Teale, G.S, 2002. Corona structures involving hercynite and högbomite reactions in gedrite-cordierite gneisses from Evergreen, Colorado. Geological Society of America Abstracts with Programs, Vol. 34, No. 2, p. 22.
- Ledesma, J.J., Heimann, A., and Bergalli, L., 2001. El metagabro de Cerro San Carlos: roca relacionada a una veta de cuarzo aurífero en el cratón del Río de la Plata, SW de Uruguay. Abstracts, III Uruguayan Congress and Latin-American Congress.
- Oyhantçabal, P., Spoturno, J.J., Goso, E., Heimann, A., and Bergalli, L. 2001. Asociaciones litológicas en las supracrustales del Grupo Lavalleja y sus intrusiones asociadas, en la hoja "Fuente del Puma" (sur de Minas, Uruguay). III Uruguayan Congress and Latin-American Congress.
- Ledesma, J.J., Heimann, A., and Bergalli, L., 2000. Cerro San Carlos gabro: a rock related to a gold-bearing quartz vein, Cratón del Río de La Plata, Uruguay. 31st International Geological Congress, Abstracts.
- Oyhantçabal, P., Spoturno, J., and Heimann, A., 2000. Non–metallic minerals, dimensional stones and gemstones of Uruguay,“red xxx-c (rimin)-cyted.” 31st International Geological Congress, Abstracts.
- Oyhantcabal, P., Heimann, A., Spoturno, J., Bergalli, L., and Goso, E., 2000. Petrotectonic associations, deformational Features and Mineral Resources in the Lavalleja Group of the Dom Feliciano Belt (Uruguay). 31st International Geological Congress, Abstracts.
- Oyhantçabal, P., Heimann, A., Rossini, C., and Miranda, S., 1999. Magmatic strain evaluation in a syntectonic granite: Solis de Mataojo Granitic Complex (Uruguay). Atas do VII Sympósio Nacional de Estudos Tectônicos. Sessão 5. p 7-10.