Stephen A. Shaver
|
Current |
Professor, Geology |
|
|
Address |
Department of Forestry and
Geology 735 University Avenue |
Office: 931-598-1116 X-ray Lab: 931-598-1799 |
|
Education: |
1984 Ph.D., Stanford University: Applied Earth Sciences -- Ore Deposits and
Exploration |
|
|
1977 B.S., North Carolina State University: Geology (Chemistry minor) |
||
Professional
Experience:
Professor, Geology, The University of the South., 2000–present
Chair,
Department of Forestry and Geology, The
University of the South, 1995-2000
Associate Professor, Geology, The University of the South, September, 1994–2000
Assistant
Professor, Geology, The University of
the South, 1987–1994
Consulting
Geologist, Quadra Mining Ltd., Sierra
Gorda Cu-Mo-(Au) Porphyry/Breccia, Chile, 2006-2009
Consulting Geologist, Kennecott Exploration Co., Broken-Hill type Pb-Zn,
NC, June 96–June 97.
Consulting Geologist, Magma Nevada Mining, Porphyry/skarn Cu/Au, Ely, NV,
May-June 92; May 93–July 94.
Visiting Scientist, U. S. Geological Survey, Branch of Isotope Geology,
Denver, June–July 1989.
Exploration Geologist, ASARCO U.S., Epithermal and skarn Au, NM and CO,
May–June 1988.
Visiting Scientist, U. S. Geological Survey, X-Ray Diffraction
Laboratory, Denver, June 1987.
Assistant
Professor, Geology, Kansas State
University, August 1985–June 1987.
Exploration Geologist, Placer Services Corp./St. Joe Minerals,
Placer/metamorphic Au, Alaska/California, 1984.
Consulting Geologist, Stanford University Minerals Administration,
California/Nevada, 1983–1987.
Geologist, Anaconda Minerals, (Sparks, NV office), Hall Porphyry
Mo deposit, Tonopah, NV, 1979–1980.
Ore Deposits
Collection Curator, Stanford
University, 1977–1982.
Field
Assistant, Bear Creek Mining Company,
Porphyry Mo and Cu/Mo, AZ-NM-CO, Jan-Jun 76, May-Aug 77.
Field Assistant, North Carolina State University, N.C. Slate Belt
mapping, 1975.
Field Operator, Schlumberger Well Services, Houma, Louisiana, 1974.
teaching:
Mineralogy,
University of the South, 1987–present
Physical Geology, University of the South, 1988–present
Igneous and Metamorphic Petrology, University of the South,
1988–present
Economic Geology (Economic Geological Resources),
University of the South, 1989-present
Junior Seminar in Natural Resources, University of the
South, 1990-present
Senior Seminar in Natural Resources, University of the South,
1991-present
Meteorology, University of the South, 1987–1993
Regional Geology Outside the Coterminous United States (Geology of
Great Britain), Univ. of the South, 1991
Independent-Study Research Supervision, University of
the South
• Lane Shackleton, Fall
2004, Glaciology and Glacial Processes, directed readings
• Ed Harding, Spring 1999,
Trace element geochem. of mine drainage assoc’d with BonAir Coal, TN
• Freddie Saussy, Spring
1999, Lateral and vertical variations Bon Air Coal macerals, Sewanee, TN
• Abby Howell, Spring
1999, Emplacement of veins and dikes, Elberton Granite Batholith, GA
• Ryan Shackleton, Spring
1999, Emplacement of veins and dikes, Elberton Granite Batholith, GA
• Elizabeth Dooley,
Summer/Fall 1998, Trace element geochemistry of Sewanee coal seams, Sewanee, TN
• Freddie Saussy, Spring
1998, Mine/Quarry history and reclamation, Sewanee 7.5' Topographic Quad
• Ryland Moore, Spring
1998, Mine/Quarry history and reclamation, Sewanee 7.5' Topographic Quad
• Jason Price, Spring
1996, X-ray difffraction analysis of Sewanee Conglomerate intraclasts, Sewanee,
TN
• Matt Cooke, Spring 1996,
X-ray difffraction analysis of Sewanee Conglomerate intraclasts, Sewanee, TN
• Hampton Uzzelle, Fall
1996, X-ray difffraction analysis of Sewanee Conglomerate intraclasts, Sewanee,
TN
• Mark White, Spring 1994,
Hydrothermal alteration at Gordonsville Mine, Tennessee
• Will Phillips, Spring
1991, On-line weather forecasting with Accu-Weather
• Chris Gardner, Spring
1991, Geology of the Lander-Wind River Area, Wyoming
• Malcolm Dugliss, Spring
1988, Geology of the Ooltewah Quad, Tennessee
Introductory Geology, Kansas State University, 1985–1987
Earth Science, Kansas State University, 1985–1987
Economic Geology, Kansas State University, 1986
Primary
Research Interests:
Ore
Deposits: Exploration, genesis, and
alteration/mineralization features of hydrothermal ore deposits.
Geochemistry: Hydrothermal fluid geochemistry, coal
geochemistry, mine pollution issues.
Igneous
Petrology: Genesis and
characteristics of felsic/intermediate igneous rocks.
Current
Research areas:
Genesis of the Sierra Gorda Cu-(Mo, Au) porphyry/breccia deposit, northern Chile.
Petrogenesis of the Elberton Granite and associated
pegmatites, Elberton, GA.
Research
Projects:
Petrography,
alteration, mineralization, geochronology, and petrogenesis of the Sierra Gorda
Cu-(Mo,Au) porphyry/breccia deposit, Antofagasta Province, Region II
(Antofagasta Region), Chile. 2006 to
present.
Trace element
geochemistry of the Bon Air Coal, Franklin County, Tennessee, including trace
element chemistry of Cumberland Plateau surface waters proximal and distal to
the coal. (1998-2006). One paper
presented. One article published.
Palynology, petrology,
and paleoecology of the Bon Air coal., Franklin County, Tennessee (1998-2006).
One paper presented. One paper published.
Genesis and structural
dismemberment of the porphyry copper and copper-gold deposits of the Robinson
District, Ely Area, White Pine County, Nevada: (Sabbatical research, 1994). Two
papers presented, three papers published.
Petrogenesis of the San
Pedro gold skarn, San Pedro Mountains, New Mexico. Unpublished American
Smelting and Refining Company Report, 1988.
Petrogenesis of
metamorphic gold-quartz deposits in the Talkeetna Mountains, Alaska.
Unpublished Placer Service Corporation Report, 1984.
Use of reflected light
microscopy in paleomagnetic analysis: 1983–1985. One paper presented.
Fluid inclusion and
light stable isotopic study of alteration and mineralization at the Hall
molybdenum deposit: 1982–present. One report published; one paper presented.
Comparative study of
greisenization in tin and porphyry-molybdenum deposits: 1980–present. One paper
presented.
Paleomagnetic study of
the Hall molybdenum deposit: 1982–1985. Collaboration with Dr. Michael O.
McWilliams, Stanford University. Two papers published; one paper presented.
Comparative study of
Climax-type and quartz-monzonite type porphyry molybdenum deposits:
1977–present. Dissertation research and continuing research interest. One paper
presented.
Geology, ore genesis,
and geochemical evolution of the Hall molybdenum deposit, Nevada: 1977–present.
Dissertation research and continuing research.
Five papers published. Three papers presented.
Geology of the Hoffman
Park molybdenum-mineralized area, Colorado: Unpublished Bear Creek Mining
Company report, 1977.
Metavolcanic rocks and
structure in the North Carolina Slate Belt: senior project, N.C. State
University, 1975.
Professional Publications and Papers Presented:
Shaver, S.A., Manske, S.L., Currie, J., Fahey, P.L., Maya, J., Reynolds, T.J. 2009. The Sierra Gorda porphyry Cu-Mo(Au) deposit, Region II, Northern Chile, Part 1: alteration, mineralization, and fluid inclusions. Geol. Soc. Amer., Abs. w/Prog., vol. 41, No. 7, p. 84.
Shaver, S.A., Manske, S.L., Currie, J., Fahey, P.L., Maya, J., Stein, H.J., Huard, J.J. 2009. The Sierra Gorda porphyry Cu-Mo(Au) deposit, Region II, Northern Chile, Part 2: intrusive relations and 40Ar/39Ar and Re-Os molybdenite geochronology of the Catalina and 281-Zone mineralization centers. Geol. Soc. Amer., Abs. w/Prog., vol. 41, No. 7, p. 84.
Shaver, S.A., Eble, C.F., Hower, J.C., Saussy, F.L., 2006. Petrography, palynology, and paleoecology of the Lower Pennsylvanian Bon Air coal, Franklin County, Cumberland Plateau, southeast Tennessee. Int. J. Coal Geol., vol. 67, pp. 17-46.
Shaver, S.A., Hower, J.C., Eble, C.F., McLamb, E.D., Kuers, K., 2006. Trace element geochemistry and surface water chemistry of the Bon Air coal, Franklin County, Cumberland Plateau, southeast Tennessee. Int. J. Coal Geol., vol. 67, pp. 47-78.
Gans, P.B., Seedorff, E., Fahey, P.L., Breitrick, R.A., Hasler, R.W., Maher, D.J., Jeanne, R.A., and Shaver, S.A. 2001, Rapid Eocene extension in the Robinson district, White Pine County, Nevada: Constraints from 40Ar-39Ar dating; Geology, v. 29, pp. 475-478.
Shaver, S.A. and Saussy, F.L., 1999, Lateral maceral variations and paleoenvironments of the Lower Pennsylvanian Bon Air Coal, Franklin County, TN, Geol. Soc. Amer., Abs. w/Prog., v. 31, no. 7.
Shaver, S.A., Dooley, E.T., and Saussy, F.L., 1998, Trace element geochemistry of the Lower Pennsylvanian Bon Air Coal, Franklin County, Tennessee, Geol. Soc. Amer., Abs. w/Prog., v. 30, no. 7, p. 175.
Shaver, S.A. and Jeanne, R.A. 1996, The geology and evolution of the weakly Au-(Cu)-mineralized far eastern side of the Robinson mining district, Ely, Nevada: in Coyner, A.R., and Fahey, P.L., eds., Geology and Ore Deposits of the American Cordillera: Geological Society of Nevada Symposium Proceedings, Reno/Sparks, Nevada, April 1995, p. 1623-1637.
Seedorff, E., Hasler, R.W., Brietrick, R.A., Fahey, P.L., Jeanne, R.A., Shaver, S.A., Stubbe, P., Troutman, T.W., and Manske, S.L., 1996, Overview of the geology and ore deposits of the Robinson District, with emphasis on its post-mineral structure, in Green, S.M., and Struhsacker, E., eds., Geology and ore deposits of the American Cordillera, Great Basin porphyry deposits: Geological Society of Nevada Field Trip Guidebook Compendium, Reno/Spars, NV, p. 87-91.
Shaver, S.A., and Jeanne, R.A., 1995, The geology and evolution of the far eastern side of the Robinson mining district, Ely, Nevada: in Geology and Ore Deposits of the American Cordillera—A Symposium, April 10-13, 1995, Reno: Geol. Soc. Nevada, U.S. Geol. Survey, and Sociedad Geologica de Chile, Program with Abstracts, p. 70-71.
Seedorff, E., Breitrick, R.A., Hasler, R.A., Fahey, P.L., Jeanne, R.A., Shaver, S.A., Stubbe, P., Troutman, T.W., and Manske, S.L., 1995, Progress on a new structural reconstruction of the Ely porphyry system, Robinson district, White Pine County, Nevada, in Geology and Ore Deposits of the American Cordillera—a Symposium, April 10-13, 1995, Reno: Geol. Soc. Nevada, U.S. Geol. Survey, and Sociedad Geologica de Chile, Program with Abstracts, p. 69-70.
Shaver, S.A. 1991 Geology, alteration, mineralization, and trace element geochemistry of the Hall (Nevada Moly) deposit, Nye County, Nevada: in Raines, G.L., et al., Geology and Ore Deposits of the Great Basin, Symposium Proceedings, Geological Society of Nevada, Reno, Nevada, p. 303-332.
Shaver, S.A. 1990 Application of phyllosilicate structure, composition, and isotope geochemistry to problems of fluid–rock dynamics in paleohydrologic systems, in 34th Annual Report on Research under sponsorship of the Petroleum Research Fund, American Chemical Society. Washington, D.C. p. 183–184.
Shaver, S.A. 1990 The Hall (Nevada Moly) deposit: Field trip #16 Guidebook (Porphyry copper and molybdenum deposits of western Nevada), Geological Society of Nevada Great Basin Symposium (Geology and ore deposits of the Great Basin, Reno/Sparks, Nevada, April, 1990), p. 15-25. Reprinted in Dilles, J., Shaver, S., and Proffet, J., 1991, Field Trip 16, Great Basin Symposium, Geology and Ore Deposits of the Great Basin, as: Field guide to selected features of the Hall (Nevada Moly) porphyry molybdenum deposit, Nye County, Nevada, Geological Society of Nevada, Reno, Nevada, p. 1-10.
Shaver, S.A. 1990 Geology, alteration, mineralization, and trace element geochemistry of the Hall (Nevada Moly) deposit, Nye County, Nevada: Geol. Soc. Nevada Great Basin Symposium (Geology and ore deposits of the Great Basin). Program with Abstracts, p. 57-58.
Shaver, S.A. and McWilliams, M.O., 1989 Cenozoic extension and tilting recorded in the Upper Cretaceous and Tertiary rocks at the Hall molybdenum deposit, northern San Antonio Mountains, Nevada: Reply: Geol. Soc. Amer. Bulletin, v. 101, p. 440-441.
Shaver, S.A., 1988 Petrology, petrography, and crystallization history of intrusive phases related to the Hall (Nevada Moly) molybdenum deposit, Nye County, Nevada: Can. Jour. Earth Sci., v. 25, p. 1000-1019.
Shaver, S.A. and McWilliams, M.O., 1987 Cenozoic extension and tilting recorded in Upper Cretaceous and Tertiary rocks at the Hall molybdenum deposit, northern San Antonio Mountains, Nevada: Geol. Soc. Amer. Bulletin, v. 99, p. 341-353.
Shaver, S.A., 1987 Devonian shelf carbonates and Permian (?) arc volcanism recorded in the northern San Antonio Mountains, Nye County, Nevada: Geol. Soc. Amer., Abs. w/ Prog., v. 19, p. 450.
Shaver, S.A., 1986 Elemental dispersion associated with alteration and mineralization at the Hall (Nevada Moly) quartz-monzonite type porphyry molybdenum deposit, with a section on comparison of dispersion patterns with those from Climax-type deposits: Jour. Geochem. Exploration, v. 25, p. 81-98.
Shaver, S.A., 1986 Development of compositional zonation in rapidly cooled subvolcanic, silicic magma columns: Hall Stock, Nevada: Geol. Soc. Amer., Abs. w/ Prog., v. 18, p. 747.
Shaver, S.A., 1985 Character and origin of sericitic and argillic alteration at the Hall (Nevada Moly) deposit, Nye County, Nevada: Geol. Soc. Amer., Abs. w/ Prog., v. 17, p. 408.
Shaver, S.A., 1985 Minimization of oxidation-related errors in paleomagnetic studies through reflected light microscopy: Geol. Soc. Amer., Abs. w/ Prog., v. 17, p. 714.
Shaver, S.A., 1984 Fluid inclusion study of alteration and mineralization at the Hall (Nevada Moly) deposit, Nye County, Nevada: Geol. Soc. Amer., Abs. w/ Prog., v. 16, p. 652.
Shaver, S.A., 1984 Elemental dispersion at the Hall (Nevada Moly) porphyry molybdenum deposit, Nye County, Nevada, and its relationship to features of alteration and mineralization: Assoc. Expl. Geochem., Reno Symposium, Abs. w/ Prog., p. 28.
Shaver, S.A., 1984 Greisenization at the Hall (Nevada Moly) Mine and implications for controls on greisen vs sericitic alteration in porphyry deposits: Geol. Assoc. Canada Mineral. Assoc. Canada, Prog. w/ Abs., v. 9, p. 105.
Shaver, S.A., 1984 Origin of differences between Climax-type and quartz-monzonite type porphyry moly deposits: Geol. Soc. Amer., Abs. w/ Prog., v. 16, p. 254.
Shaver, S.A., 1984 Origin of crenulate quartz layers—evidence from the Hall (Nevada Moly) molybdenum deposit, Nevada: Geol. Soc. Amer., Abs. w/ Prog., v. 16, p. 254-255.
McWilliams, M.O. and Shaver, S.A., 1984 Paleomagnetic study of the Hall (Nevada Moly) deposit: Amer. Geophys. Union, Transactions, (EOS), v. 65, p. 198.