Indiana University Bloomington

Selected Publications


Li C, Ripley EM, Naldrett AJ (2009) A new genetic model for the giant Ni-Cu-PGE sulfide deposits associated with the Siberian flood basalts. Economoc Geology 104, 201-301.

Li C, Ripley EM, Naldrett AJ, Schmitt AK, Moore CH (2009) Magmatic anhydrite-sulfide assemblages in the plumbing system of the Siberian Traps. Geology 37, 259-262.

Zhang M, Kamo S, Li C, Hu P, Ripley EM (2009) Precise U-Pb zircon-baddeleyite age of the Jinchuan sulfide ore-bearing ultramafic intrusion, western China. Mineralium Deposita (in press)

Thakurta J, Ripley EM, Li C (2009) Oxygen isotopic variability associated with multiple stages of serpentinization, Duke Island Complex, southeastern Alaska. Geochim. Cosmochim. Acta 73, 6298-6312.

Li C, Ripley EM (2009) Sulfur contents at sulfide-liquid or anhydrite saturation in silicate melts: empirical equations and example applications. Economic Geology 104, 405-412.

Sarkar A, Brophy JG, Ripley EM, Li C, Kamo S (2009) Geochemical and isotopic studies of the Lady of the Lake Intrusion and associated Tobacco Root Batholith: Constraints on the genetic relation between Cretaceous mafic and silicic magmatism in southwestern Montana. Lithos (in press)

Ripley EM (2009) Magmatic sulfide mineralization in Alaskan-type complexes. In Li C and Ripley EM (eds) New Developments in Magmatic Ni-Cu and PGE Deposits, 219-228.

Ripley EM , Li C (2009) Ni-Cu-PGE mineralization associated with the Proterozoic Midcontinent Rift System, USA. In Li C and Ripley EM (eds) New Developments in Magmatic Ni-Cu and PGE Deposits, 180-191.

Naldrett AJ, Li C, Ripley EM (2009) Anorthosite-related Ni-Cu-Co deposits: Examples from Labrador, Canada. In Li C and Ripley EM (eds) New Developments in Magmatic Ni-Cu and PGE Deposits, 192-218.

Pang KN, Li C, Zhou M-F, Ripley EM (2009) Compositional variations of olivine, clinopyroxene, plagioclase and apatite in the Panzhihua Fe-Ti-V ore-bearing intrusion, SW China: Constraints on petrogenesis and oregenesis. Lithos 110, 199-214

Ripley EM, Li C, Moore CH, Schmitt AK (2009) Micro-scale S isotope studies of the Kharaelakh intrusion, Noril’sk region, Siberia: Constraints on the genesis of coexisting anhydrite and sulfide minerals. Geochim. Cosmochim. Acta


G. M. Bowers, D. L. Bish, and R. J. Kirkpatrick (2008) H2O and Cation Structure and Dynamics in Expandable Clays: 2H and 39K NMR Investigations of Hectorite.  J. Physical Chem., 112, 6430-6438.

Brophy JG (2008)  A study of rare earth element (REE) – SiO2 variations in felsic liquids generated by basalt fractionation and amphibolite melting: a potential test for discriminating between the two different processes. Contrib Mineral Petrol, 156,  337-35.

C. T. Johnston, J. E. Kogel, D. L. Bish, T. Kogure, and H. H. Murray (2008) Low-temperature FTIR study of kaolin-group minerals.  Clays and Clay Minerals, 56, 470-485.

Li C, Ripley EM, Tao Y, Mathez EA (2008) Cr-spinel/melt and Cr-spinel/olivine nickel partition coefficients from basalts, picrites and intrusive rocks. Geochimica et Cosmochimica Acta 72, 1678-1684.

Li C, Ripley EM, Oberthür T, Miller JD, Joslin GD (2008) Textural and stable isotope studies of hydrothermal alteration in the Main Sulfide Zone of the Great Dyke, Zimbabwe, and the Precious Metals Zone of the Sonju Lake Intrusion, Minnesota, USA. Mineralium Deposita 43, 97-110.

Ripley EM, Shafer P, Li C, Hauck SA (2008) Re-Os Isotopic variations in magnetite from the contact zone of the Duluth Complex and the Biwabik iron formation, northeastern Minnesota. Chemical Geology 249, 213-226.

Thakurta J, EM Ripley, C Li (2008) Prerequisites for sulfide-poor PGE and sulfide-rich Cu-Ni-PGE mineralization in Alaskan-type complex. Journal of the Geological Society of India 72, 611-622.

H-W. Wang and D. L. Bish (2008) A PH2O-dependent structural phase transition in the zeolite natrolite.  American Mineralogist, 93, 1191-1194 (letter).


E. A. Cloutis, M. A. Craig, J. F. Mustard, R. V. Kruzelecky, W. R. Jamroz, A. Scott, D. L. Bish, F. Poulet, J.-P. Bibring, P. L. King (2007) Stability of hydrated minerals on Mars.  Geophys. Res. Lett., 34, L20202, doi:10.1029/2007GL031267.



Budakoglu, M. and Pratt, L. (2005) Sulfur-isotope distribution and contamination related to the Balya Pb-Zn Mine in Turkey. Environmental Geology, 47, 773-781. [abstract]

Drobniak, A., and Mastalerz, M. (in press) Chemical evolution of Miocene wood: Example from Belchatow brown coal deposit, central Poland. International Journal of Coal Geology.

Hower, J.C., Mastalerz, M., Drobniak, A. Quick, J.C., Eble, C.F., and Zimmerer, M.J. (2005). Mercury content of the Springfield coal bed, Indiana and Kentucky. International Journal of Coal Geology, 63(3-4), 205-227. [abstract]

Hower, J.C., Suarez-Ruiz, I., and Mastalerz, M. (2005). An approach towards a combined scheme for the petrographic classification of fly ash: revision and clarification. Energy & Fuels, 19, 653-655. [abstract]

Li, C., and Ripley, E.M. (in press) Empirical equations to predict the sulfur content of mafic magmas at sulfide saturation and applications to magmatic sulfide deposits, Mineralium Deposita. [abstract] [note: URL could change after publication]

Li, C., Ripley, E.M., Sarkar, A., Shin, D., and Maier, W.D. (in press) Origin of phlogopite-orthopyroxene inclusions in chromites from the Merensky Reef of the Bushveld Complex, South Africa, Contributions to Mineralogy and Petrology. [abstract] [note: URL could change after publication]

Lis, G.P., Mastalerz, M., Schimmelmann, A., Lewan, M.D. and Stankiewicz, B.A. (in press) FTIR absorption indices for thermal maturity in comparison with vitrinite reflectance R0 in type-II kerogens from Devonian black shales, Organic Geochemistry. [abstract] [note: URL could change after publication]

Mastalerz, M. and Drobniak, A., G. Filippelli (in press) Mercury content and petrographic composition in coal beds in Indiana. International Journal of Coal Geology.

Mastalerz, M. and Drobniak, A. (2005). Comments on optical properties and origin of pseudovitrinite. International Journal of Coal Geology, 62, 250-259. [abstract]

Mastalerz, M. and Drobniak, A. (2005). Vertical variations in mercury content in coal beds in Indiana. International Journal of Coal Geology, 63(1-2), 36-58. [abstract]

Psenicka, J., Zodrow, E.L., Mastalerz, M., and Bek, J. (2005). Functional groups of fossil marattialeans: Chemotaxonomic implications for Pennsylvanian tree ferns and pteridophylls. International Journal of Coal Geology 61, 259-280. [abstract]

Ripley, E.M., Sarkar, A., Li, C. (in press). Mineralogic and stable isotopic studies of hydrothermal alteration at the Jinchuan Ni-Cu deposit. Economic Geology.

Werner-Zwanziger, U., Lis, G., Mastalerz, M., and Schimmelmann, A. (2005) Thermal maturity of type II kerogen from the New Albany Shale assessed by 13C CP/MAS NMR. Solid State Nuclear Magnetic Resonance, 27, 140-148. [abstract]


Drobniak, A., Mastalerz, M., Rupp, J., and Eaton, N., (2004). Coalbed gas potential of the Seelyville Coal in Indiana, International Journal of Coal Geology, 57, 265-282. [abstract]

Li C., Z.H. Xu, S.A. de Waal, E.M. Ripley, and W.D. Maier (2004) Compositional variations of olivine from the Jinchuan Ni-Cu sulfide deposit, western China: implications for ore genesis. Mineralium Deposita 39, 159-172. [abstract]

Li C., E.M. Ripley, E. Merino, and W.D. Maier (2004) Replacement of base metal sulfides by actinolite, epidote, calcite and magnetite in the UG2 and Merensky Reef of the Bushveld Complex, South Africa. Economic Geology 99, 173-184. [abstract]

Maier, W.D., Gomwe, T., Barnes, S.J., Li, C., and Theart H. (2004). Platinum group elements in the Uitkomst Complex, South Africa, 99, 499-516. [abstract]

Mastalerz, M., Gluskoter, H., and Rupp, J. (2004). Carbon dioxide and methane adsorption in high volatile bituminous coals from Indiana. International Journal of Coal Geology, 60, 43-57. [abstract]

Mastalerz, M., Hower, J.C., Drobniak, A., Mardon, S.M., and Lis, G., (2004). From in-situ coal to fly ash: Study of coal mines and power plants from Indiana. International Journal of Coal Geology, 59, 153-274. [abstract]

Park, Y.R., E.M. Ripley, J.D. Miller Jr., C. Li, J. Mariga, and P. Shafer (2004) Stable isotopic constraints on fluid-rock interaction and Cu-PGE-S redistribution in the Sonju Lake Intrusion, Minnesota. Economic Geology 99, 325-338. [abstract]

Radlinski, A.P., Mastalerz, M., Hinde, A.L., Hainbuchner, M., Rauch, H., Maron, M., Lin, J.-S., Fan, L., and Thiyagarajan, P. (2004). Application of SAXS and SANS in evaluation of porosity, pore size distribution and surface area of coals. International Journal of Coal Geology, 59, 245-271. [abstract]


Li C., E.M. Ripley, and E.A. Mathez (2003) The effect of S on the partitioning of Ni between olivine and silicate melt in MORB. Chemical Geology 201, 295-306. [abstract]

Li C., E.M. Ripley, and A.J. Naldrett (2003) Compositional variations of olivine and sulfur isotopes the Noril'sk and Talnakh intrusions, Siberia: Implications for ore forming processes in dynamic magma conduits. Economic Geology 98, 69-86. [abstract]

Mastalerz M., A. Schimmelmann, J.C. Hower, G. Lis, J. Hatch, and S.R. Jacobson (2003) Chemical and isotopic properties of kukersites from Iowa and Estonia. Organic Geochemistry 34, 1419-1427. [abstract]

Ripley E.M., and C. Li (2003) Sulfur isotopic exchange and metal enrichment in the formation of magmatic Cu-Ni-(PGE) deposits. Economic Geology 98, 635-641. [abstract]

Ripley E.M., P.D. Lightfoot, C. Li, and E.R. Elswick (2003) Sulfur isotopic studies of continental flood basalts in the Noril'sk region: implications for the association between lavas and ore-bearing intrusions. Geochimica et Cosmochimica Acta 67 (15), 2805-2817. [abstract]


Li C., E.M. Ripley, W.D. Maier, and T.E.S. Gomwe (2002) Olivine and sulfur isotopic compositions of the Uitkomst Ni-Cu sulfide ore-bearing complex, South Africa: evidence for sulfur contamination and multiple magma emplacements. Chemical Geology 188, 149-159. h[abstract]

Mastalerz M., and A. Schimmelmann (2002) Isotopically exchangeable organic hydrogen in coal relates to thermal maturity and maceral composition. Organic Geochemistry 33, 921-931. [abstract]

Ripley E.M., J.G. Brophy, and C. Li (2002) Copper solubility in a basaltic melt and sulfide liquid/silicate melt partition coefficients of Cu and Fe. Geochimica et Cosmochimica Acta 66, 2791-2800. [abstract]

Ripley E.M., C. Li, and D. Shin (2002) Paragneiss assimilation in the genesis of magmatic Ni-Cu-Co sulfide mineralization at Voisey's Bay, Labrador: d34S, d13C, and Se/S evidence. Economic Geology 97, 1307-1318. [abstract]

Studley S.A., E.M. Ripley, E.R. Elswick, M.J. Dorais, J. Fong, D. Finkelstein, and L.M. Pratt (2002) Analysis of sulfides in whole rock matrices by elemental analyzer-continuous flow isotope ratio mass spectrometry. Chemical Geology 192, 141-148. [abstract]


Fletcher, R and Merino, E., 2001, Mineral growth in solid rock: kinetics and rheology, replacement and veins. Geochimica et Cosmochimica Acta 65, 3733-3748. [abstract]

Li, C., Maier, W.D., and de Waal, S.A., (2001), The role of magma mixing model for the origin of PGE mineralization in the Bushveld Complex: Thermodynamic calculations and new interpretations. Economic Geology 91, 653-662. [abstract]

Li C., A.J. Naldrett, and E.M. Ripley (2001) Critical factors for the formation of a nickel-copper deposit in an evolved magma system: Lessons from a comparison of the Pants Lake and Voisey's Bay sulfide occurrences in Labrador, Canada. Mineralium Deposita 36, 85-92. [abstract]

Maynard J.B., E.R. Elswick, and J.C. Hower (2001) Reflectance of dispersed vitrinite in shales hosting Pb-Zn-Cu ore deposits in western Cuba: Comparison with clay crystallinity. International Journal of Coal Geology 47, 161-170. [abstract]

Park Y.R., and E.M. Ripley (2001) Mechanisms and patterns of O and H isotopic exchange during hydrothermal alteration of the North Shore Volcanic Group and related hypabyssal sills, Midcontinent Rift System, Minnesota. Chemical Geology 172, 331-345. [abstract]

Ripley E.M., Y.R. Park, D.D. Lambert, and L.R. Frick (2001) Re-Os isotopic composition and PGE contents of Proterozoic Carbonaceous Argillites, Virginia Formation, Northeastern Minnesota. Organic Geochemistry 32, 857-866. [abstract]

Ripley E.M., Y.R. Park, D.D. Lambert, and L.R. Frick (2001) Re-Os isotopic variations in carbonaceous pelites hosting the Duluth Complex: Implications for metamorphic and metasomatic processes associated with mafic magma chambers. Geochimica et Cosmochimica Acta 65, 2965-2978. [abstract]

Schimmelmann A., J.-P. Boudou, M.D. Lewan, and R.P. Wintsch (2001) Experimental controls on D/H and 13C/12C ratios of kerogen, bitumen and oil during hydrous pyrolysis. Organic Geochemistry 32, 1009-1018. [abstract]


Bethke P.M., R.O. Rye, and D.B. Finkelstein (2000) Stable isotopic studies of vein carbonates and diagenetic sulfates, silicates, and carbonates. In Ancient Lake Creede: Its Volcano-tectonic Setting, History of Sedimentation and Relation to Mineralization in the Creede Mining District, P.M. Bethke and R.L. Hay, Eds., Geological Society of America, Special Paper 346, 267-286. [abstract]

Finkelstein D.B., S.P. Altaner, and R.L. Hay (2000) Alteration history of volcaniclastic in the upper Oligocene Creede Formation, southwestern Colorado. In Ancient Lake Creede: Its Volcano-tectonic Setting, History of Sedimentation and Relation to Mineralization in the Creede Mining District, P.M. Bethke and R.L. Hay, Eds., Geological Society of America, Special Paper 346, 209-232. [abstract]

Fouke B.W., J. Farmer, D.J. Des Marais, L. Pratt, N.C. Sturchio, P.C. Burns, and M.K. Discipulo (2000) Depositional facies and aqueous-solid geochemistry of travertine-depositing hot springs (Angel Terrace, Mammoth Hot Springs, Yellowstone National Park, USA). Journal of Sedimentary Research 70, 565-585. [abstract]

Li, C. and Naldrett, A.J., 2000, Melting reactions of gneissic inclusions with enclosing magma at Voisey's Bay, Labrador, Canada: Implications with respect to ore genesis. Economic Geology 95, 801-814. [abstract]

Mastalerz M. and M. Glikson (2000) In-situ analysis of solid bitumen in coal: Examples from the Bowen Basin and the Illinois Basin. International Journal of Coal Geology 42, 207-220. [abstract]

Mastalerz M., P.L. Padgett, and C.F. Eble (2000) Block coals from Indiana: Inferences on changing depositional environment. International Journal of Coal Geology 43, 211-226. [abstract]

Pratt L.M. and M.C. Warner (2000) Roles of organic matter in shale- and carbonate-hosted base metal deposits, in T. Giordano, R.M. Kettler, S.A. Wood, eds., Ore genesis and exploration: The roles of organic matter. Reviews in Economic Geology 9, 281-299. [ISBN 1-887483-53-5]

Ripley E.M., Y.-R. Park, A.J. Naldrett, and C. Li (2000) Oxygen isotopic studies of the Voisey's Bay Ni-Cu-Co Deposit, Labrador, Canada. Economic Geology 95, 831-844. [abstract]

Ripley E.M., and K. Snyder (2000) Experimental sulfur isotopic studies of the pyrite to pyrrhotite conversion in a hydrogen atmosphere. Economic Geology 95, 1551-1554.[abstract]

Rye R.O., P.M. Bethke, and D.B. Finkelstein (2000) Stable isotope evolution of lake Creede. In Ancient Lake Creede: Its Volcano-tectonic Setting, History of Sedimentation and Relation to Mineralization in the Creede Mining District, P.M. Bethke and R.L. Hay, Eds., Geological Society of America, Special Paper 346, 233-266. [abstract]

Sen R., A. Sarkar, S. Banerjee, and D.J. Spottiswood (2002) Characterisation of a complex lateritic ore by Mossbauer spectroscopy and its relevance in beneficiation of the ore. Neues Jahrbuch für Mineralogie, Monatshefte, Stuttgart, 2002 (7), 319-334. [abstract]