Minerals Information commodity specialists collect and analyze information on production, trade, and consumption of minerals from raw material through refining to finished products. Mineral commodity specialists can answer questions on these aspects of a mineral commodity.
| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
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A
- Abrasives, Manufactured
Donald W. Olson
Phone: 703-648-7721
Fax: 703-648-7975
Email: dolson@usgs.gov
- Alumina
E. Lee Bray
Phone: 703-648-4979
Fax: 703-648-7757
Email: lbray@usgs.gov
- Aluminum (Al)
E. Lee Bray
Phone: 703-648-4979
Fax: 703-648-7757
Email: lbray@usgs.gov
- Aluminum Oxide, Fused
Donald W. Olson
Phone: 703-648-7721
Fax: 703-648-7975
Email: dolson@usgs.gov
- Antimony (Sb)
James F. Carlin, Jr.
Phone: 703-648-4985
Fax: 703-648-7757
Email: jcarlin@usgs.gov
- Arsenic (As)
William E. Brooks
Phone: 703-648-7791
Fax: 703-648-7757
Email: wbrooks@usgs.gov
- Asbestos
Robert L. Virta
Phone: 703-648-7726
Fax: 703-648-7975
Email: rvirta@usgs.gov
- Asphalt, Natural
Hendrik G. van Oss
Phone: 703-648-7712
Fax: 703-648-7757
Email: hvanoss@usgs.gov
- Barite
M. Michael Miller
Phone: 703-648-7716
Fax: 703-648-7757
Email: mmiller1@usgs.gov
- Bauxite
E. Lee Bray
Phone: 703-648-4979
Fax: 703-648-7757
Email: lbray@usgs.gov
- Beryllium (Be)
Brian W. Jaskula
Phone: 703-648-4908
Fax: 703-648-7757
Email: bjaskula@usgs.gov
- Bismuth (Bi)
James F. Carlin, Jr.
Phone: 703-648-4985
Fax: 703-648-7757
Email: jcarlin@usgs.gov
- Boron (B)
Dennis S. Kostick (acting)
Phone: 703-648-7715
Fax: 703-648-7757
Email: dkostick@usgs.gov
- Bromine (Br)
Lori E. Apodaca
Phone: 703-648-7724
Fax: 703-648-7757
Email: lapodaca@usgs.gov
- Cadmium (Cd)
Amy C. Tolcin
Phone: 703-648-4940
Fax: 703-648-7757
Email: atolcin@usgs.gov
- Calcium
M. Michael Miller
Phone: 703-648-7716
Fax: 703-648-7757
Email: mmiller1@usgs.gov
- Calcium Carbonate
Jason Christopher Willett
Phone: 703-648-6473
Fax: 703-648-7975
Email: jwillett@usgs.gov
- Cement
Hendrik G. van Oss
Phone: 703-648-7712
Fax: 703-648-7757
Email: hvanoss@usgs.gov
- Cesium (Cs)
William E. Brooks (acting)
Phone: 703-648-7791
Fax: 703-648-7757
Email: wbrooks@usgs.gov
- Chromium (Cr)
John F. Papp
Phone: 703-648-4963
Fax: 703-648-7757
Email: jpapp@usgs.gov
- Clays
Robert L. Virta
Phone: 703-648-7726
Fax: 703-648-7975
Email: rvirta@usgs.gov
- Coal Combustion Products
- FGD gypsum
Robert D. Crangle, Jr.
Phone: 703-648-6410
Fax: 703-648-7975
Email: rcrangle@usgs.gov - Flyash
Hendrik G. van Oss
Phone: 703-648-7712
Fax: 703-648-7757
Email: hvanoss@usgs.gov
- FGD gypsum
- Cobalt (Co)
Kim B. Shedd
Phone: 703-648-4974
Fax: 703-648-7757
Email: kshedd@usgs.gov
- Columbium (Nb)
John F. Papp
Phone: 703-648-4963
Fax: 703-648-7757
Email: jpapp@usgs.gov
- Copper (Cu)
Daniel L. Edelstein
Phone: 703-648-4978
Fax: 703-648-7757
Email: dedelste@usgs.gov
- Corundum
Donald W. Olson
Phone: 703-648-7721
Fax: 703-648-7975
Email: dolson@usgs.gov
- Diamond
Donald W. Olson
Phone: 703-648-7721
Fax: 703-648-7975
Email: dolson@usgs.gov
- Diatomite
Robert D. Crangle, Jr.
Phone: 703-648-6410
Fax: 703-648-7975
Email: rcrangle@usgs.gov
- Explosives
Lori E. Apodaca
Phone: 703-648-7724
Fax: 703-648-7757
Email: lapodaca@usgs.gov
- Feldspar
Lori E. Apodaca (acting)
Phone: 703-648-7724
Fax: 703-648-7757
Email: lapodaca@usgs.gov
- Ferroalloys
Lisa A. Corathers
Phone: 703-648-4973
Fax: 703-648-7757
Email: lcorathers@usgs.gov
- Fluorspar
M. Michael Miller
Phone: 703-648-7716
Fax: 703-648-7757
Email: mmiller1@usgs.gov
- Gallium (Ga)
Brian W. Jaskula
Phone: 703-648-4908
Fax: 703-648-7757
Email: bjaskula@usgs.gov
- Garnet
Donald W. Olson
Phone: 703-648-7721
Fax: 703-648-7975
Email: dolson@usgs.gov
- Gemstones
Donald W. Olson
Phone: 703-648-7721
Fax: 703-648-7975
Email: dolson@usgs.gov
- Germanium (Ge)
David E. Guberman
Phone: 703-648-4977
Fax: 703-648-7757
Email: dguberman@usgs.gov
- Gold (Au)
Micheal W. George
Phone: 703-648-4962
Fax: 703-648-7757
Email: mgeorge@usgs.gov
- Graphite
Donald W. Olson
Phone: 703-648-7721
Fax: 703-648-7975
Email: dolson@usgs.gov
- Greensand
Stephen M. Jasinski
Phone: 703-648-7711
Fax: 703-648-7757
Email: sjasinsk@usgs.gov
- Gypsum
Robert D. Crangle, Jr.
Phone: 703-648-6410
Fax: 703-648-7975
Email: rcrangle@usgs.gov
- Hafnium (Hf)
Joseph Gambogi
Phone: 703-648-7718
Fax: 703-648-7975
Email: jgambogi@usgs.gov
- Indium (In)
Amy C. Tolcin
Phone: 703-648-4940
Fax: 703-648-7757
Email: atolcin@usgs.gov
- Iodine (I)
Robert L. Virta (acting)
Phone: 703-648-7726
Fax: 703-648-7975
Email: rvirta@usgs.gov
- Iron
Michael D. Fenton
Phone: 703-648-4972
Fax: 703-648-7757
Email: mfenton@usgs.gov
- Iron Ore
John D. Jorgenson
Phone: 703-648-4912
Fax: 703-648-7757
Email: jjorgenson@usgs.gov
- Iron Oxide Pigments
Robert L. Virta (acting)
Phone: 703-648-7726
Fax: 703-648-7975
Email: rvirta@usgs.gov
- Iron and Steel Scrap
Michael D. Fenton
Phone: 703-648-4972
Fax: 703-648-7757
Email: mfenton@usgs.gov
- Iron and Steel Slag
Hendrik G. van Oss
Phone: 703-648-7712
Fax: 703-648-7757
Email: hvanoss@usgs.gov
- Kyanite
Jason Christopher Willett (acting)
Phone: 703-648-6473
Fax: 703-648-7975
Email: jwillett@usgs.gov
- Lead (Pb)
David E. Guberman
Phone: 703-648-4977
Fax: 703-648-7757
Email: dguberman@usgs.gov
- Lime
M. Michael Miller
Phone: 703-648-7716
Fax: 703-648-7757
Email: mmiller1@usgs.gov
- Lithium (Li)
Brian W. Jaskula
Phone: 703-648-4908
Fax: 703-648-7757
Email: bjaskula@usgs.gov
- Magnesium (Mg)
Deborah A. Kramer
Phone: 703-648-7719
Fax: 703-648-7975
Email: dkramer@usgs.gov
- Manganese (Mn)
Lisa A. Corathers
Phone: 703-648-4973
Fax: 703-648-7757
Email: lcorathers@usgs.gov
- Mercury (Hg)
William E. Brooks
Phone: 703-648-7791
Fax: 703-648-7757
Email: wbrooks@usgs.gov
- Mica
James B. Hedrick
Phone: 703-648-7725
Fax: 703-648-7757
Email: jhedrick@usgs.gov
- Molybdenum (Mo)
Désirée E. Polyak
Phone: 703-648-4909
Fax: 703-648-7757
Email: dpolyak@usgs.gov
- Mullite
Jason Christopher Willett (acting)
Phone: 703-648-6473
Fax: 703-648-7975
Email: jwillett@usgs.gov
- Nepheline Syenite
Lori E. Apodaca (acting)
Phone: 703-648-7724
Fax: 703-648-7757
Email: lapodaca@usgs.gov
- Nickel (Ni)
Peter H. Kuck
Phone: 703-648-4965
Fax: 703-648-7757
Email: pkuck@usgs.gov
- Niobium (Nb)
John F. Papp
Phone: 703-648-4963
Fax: 703-648-7757
Email: jpapp@usgs.gov
- Nitrogen (N)
Lori E. Apodaca
Phone: 703-648-7724
Fax: 703-648-7757
Email: lapodaca@usgs.gov
- Peat
Lori E. Apodaca
Phone: 703-648-7724
Fax: 703-648-7757
Email: lapodaca@usgs.gov
- Perlite
Wallace P. Bolen
Phone: 703-648-7727
Fax: 703-648-7975
Email: wbolen@usgs.gov
- Phosphate Rock
Stephen M. Jasinski
Phone: 703-648-7711
Fax: 703-648-7757
Email: sjasinsk@usgs.gov
- Platinum-Group Metals
Patricia J. Loferski
Phone: 703-648-7708
Fax: 703-648-7757
Email: ploferski@usgs.gov
- Potash
Stephen M. Jasinski
Phone: 703-648-7711
Fax: 703-648-7757
Email: sjasinsk@usgs.gov
- Pumice
Robert D. Crangle, Jr.
Phone: 703-648-6410
Fax: 703-648-7975
Email: rcrangle@usgs.gov
- Pyrophyllite
Robert L. Virta
Phone: 703-648-7726
Fax: 703-648-7975
Email: rvirta@usgs.gov
- Quartz Crystal
Thomas P. Dolley
Phone: 703-648-7710
Fax: 703-648-7975
Email: tdolley@usgs.gov
- Rare Earths
James B. Hedrick
Phone: 703-648-7725
Fax: 703-648-7757
Email: jhedrick@usgs.gov
- Rhenium (Re)
Désirée E. Polyak
Phone: 703-648-4909
Fax: 703-648-7757
Email: dpolyak@usgs.gov
- Rubidium (Rb)
William E. Brooks (acting)
Phone: 703-648-7791
Fax: 703-648-7757
Email: wbrooks@usgs.gov
- Salt
Dennis S. Kostick
Phone: 703-648-7715
Fax: 703-648-7757
Email: dkostick@usgs.gov
- Sand and Gravel, Construction
Wallace P. Bolen
Phone: 703-648-7727
Fax: 703-648-7975
Email: wbolen@usgs.gov
- Sand and Gravel, Industrial
Thomas P. Dolley
Phone: 703-648-7710
Fax: 703-648-7975
Email: tdolley@usgs.gov
- Scandium (Sc)
James B. Hedrick
Phone: 703-648-7725
Fax: 703-648-7757
Email: jhedrick@usgs.gov
- Selenium (Se)
Micheal W. George
Phone: 703-648-4962
Fax: 703-648-7757
Email: mgeorge@usgs.gov
- Silicon (Si)
Lisa A. Corathers
Phone: 703-648-4973
Fax: 703-648-7757
Email: lcorathers@usgs.gov
- Silicon carbide
Donald W. Olson
Phone: 703-648-7721
Fax: 703-648-7975
Email: dolson@usgs.gov
- Silver (Ag)
William E. Brooks
Phone: 703-648-7791
Fax: 703-648-7757
Email: wbrooks@usgs.gov
- Soda Ash
Dennis S. Kostick
Phone: 703-648-7715
Fax: 703-648-7757
Email: dkostick@usgs.gov
- Sodium Carbonate
Dennis S. Kostick
Phone: 703-648-7715
Fax: 703-648-7757
Email: dkostick@usgs.gov
- Sodium Sulfate
Dennis S. Kostick
Phone: 703-648-7715
Fax: 703-648-7757
Email: dkostick@usgs.gov
- Staurolite
Donald W. Olson
Phone: 703-648-7721
Fax: 703-648-7975
Email: dolson@usgs.gov
- Steel
Michael D. Fenton
Phone: 703-648-4972
Fax: 703-648-7757
Email: mfenton@usgs.gov
- Stone, Crushed
Jason Christopher Willett
Phone: 703-648-6473
Fax: 703-648-7975
Email: jwillett@usgs.gov
- Stone, Dimension
Thomas P. Dolley
Phone: 703-648-7710
Fax: 703-648-7975
Email: tdolley@usgs.gov
- Strontium (Sr)
Joyce A. Ober (acting)
Phone: 703-648-7717
Fax: 703-648-7757
Email: jober@usgs.gov
- Sulfur (S)
Joyce A. Ober
Phone: 703-648-7717
Fax: 703-648-7757
Email: jober@usgs.gov
- Talc
Robert L. Virta
Phone: 703-648-7726
Fax: 703-648-7975
Email: rvirta@usgs.gov
- Tantalum (Ta)
John F. Papp
Phone: 703-648-4963
Fax: 703-648-7757
Email: jpapp@usgs.gov
- Tellurium (Te)
Micheal W. George
Phone: 703-648-4962
Fax: 703-648-7757
Email: mgeorge@usgs.gov
- Thallium (Tl)
David E. Guberman
Phone: 703-648-4977
Fax: 703-648-7757
Email: dguberman@usgs.gov
- Thorium (Th)
James B. Hedrick
Phone: 703-648-7725
Fax: 703-648-7757
Email: jhedrick@usgs.gov
- Tin (Sn)
James F. Carlin, Jr.
Phone: 703-648-4985
Fax: 703-648-7757
Email: jcarlin@usgs.gov
- Titanium (Ti)
Joseph Gambogi
Phone: 703-648-7718
Fax: 703-648-7975
Email: jgambogi@usgs.gov
- Tripoli
Thomas P. Dolley
Phone: 703-648-7710
Fax: 703-648-7975
Email: tdolley@usgs.gov
- Tungsten (W)
Kim B. Shedd
Phone: 703-648-4974
Fax: 703-648-7757
Email: kshedd@usgs.gov
- Vanadium (V)
Désirée E. Polyak
Phone: 703-648-4909
Fax: 703-648-7757
Email: dpolyak@usgs.gov
- Vermiculite
Robert D. Crangle, Jr. (acting)
Phone: 703-648-6410
Fax: 703-648-7975
Email: rcrangle@usgs.gov
- Wollastonite
Robert L. Virta
Phone: 703-648-7726
Fax: 703-648-7975
Email: rvirta@usgs.gov
- Yttrium (Y)
James B. Hedrick
Phone: 703-648-7725
Fax: 703-648-7757
Email: jhedrick@usgs.gov
- Zeolites
Robert L. Virta
Phone: 703-648-7726
Fax: 703-648-7975
Email: rvirta@usgs.gov
- Zinc (Zn)
Amy C. Tolcin
Phone: 703-648-4940
Fax: 703-648-7757
Email: atolcin@usgs.gov
- Zirconium (Zr)
Joseph Gambogi
Phone: 703-648-7718
Fax: 703-648-7975
Email: jgambogi@usgs.gov