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Samarskite. Pen for scale. Mineral collection of Brigham Young University Department of Geology, Provo, Utah. Photograph by Andrew Silver. BYU index 4-8030b, (FeYU)_2(NbTiTa)_2O_7. This image is in the public domain pursuant to an agreement dated August 10, between Peter J. Modreski, USGS Communications and Outreach, and the Brigham Young University (BYU) Geology Department. Please credit the Brigham Young University Geology Department and the individual photographer.
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Pyrolusite. Pen for scale. Mineral collection of Brigham Young University Department of Geology, Provo, Utah. Photograph by Andrew Silver. BYU index 4-5054, MnO_2. This image is in the public domain pursuant to an agreement dated August 10, between Peter J. Modreski, USGS Communications and Outreach, and the Brigham Young University (BYU) Geology Department. Please credit the Brigham Young University Geology Department and the individual photographer.
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Pyrargyrite. Pen for scale. Mineral collection of Brigham Young University Department of Geology, Provo, Utah. Photograph by Andrew Silver. BYU index 3-4012, 3Ag_2S - Sb_2S_3. This image is in the public domain pursuant to an agreement dated August 10, between Peter J. Modreski, USGS Communications and Outreach, and the Brigham Young University (BYU) Geology Department. Please credit the Brigham Young University Geology Department and the individual photographer.
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Borax. Mineral collection of Brigham Young University Department of Geology, Provo, Utah. Photograph by Andrew Silver. BYU index 8-1010b. This image is in the public domain pursuant to an agreement dated August 10, 2006 between Peter J. Modreski, USGS Communications and Outreach, and the Brigham Young University (BYU) Geology Department. Please credit the Brigham Young University Geology Department and the individual photographer.
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Inderite. Mineral collection of Brigham Young University Department of Geology, Provo, Utah. Photograph by Andrew Silver. BYU index 8- 2072. This image is in the public domain pursuant to an agreement dated August 10, 2006 between Peter J. Modreski, USGS Communications and Outreach, and the Brigham Young University (BYU) Geology Department. Please credit the Brigham Young University Geology Department and the individual photographer.
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Millerite. Pen for scale. Mineral collection of Brigham Young University Department of Geology, Provo, Utah. Photograph by Andrew Silver. BYU index 2-4067b, NiS. This image is in the public domain pursuant to an agreement dated August 10, 2006 between Peter J. Modreski, USGS Communications and Outreach, and the Brigham Young University (BYU) Geology Department. Please credit the Brigham Young University Geology Department and the individual photographer.
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Hematite (pneumatolitic). Pen for scale. Mineral collection of Brigham Young University Department of Geology, Provo, Utah. Photograph by Andrew Silver. BYU index 4-4105, Fe_2O_3. This image is in the public domain pursuant to an agreement dated August 10, 2006 between Peter J. Modreski, USGS Communications and Outreach, and the Brigham Young University (BYU) Geology Department. Please credit the Brigham Young University Geology Department and the individual photographer.
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Crocoite. Collected from Alelaide Mine, Dundas, Tasmania, by Professor John Sticht, no date. Mineral collection of Brigham Young University Department of Geology, Provo, Utah. Photograph by Andrew Silver. No BYU index, PbCrO_4. This image is in the public domain pursuant to an agreement dated August 10, 2006 between Peter J. Modreski, USGS Communications and Outreach, and the Brigham Young University (BYU) Geology Department. Please credit the Brigham Young University Geology Department and the individual photographer.
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Hematite. Pen for scale. Mineral collection of Brigham Young University Department of Geology, Provo, Utah. Photograph by Andrew Silver. BYU index 4-4120a, Fe_2O_3. This image is in the public domain pursuant to an agreement dated August 10, 2006 between Peter J. Modreski, USGS Communications and Outreach, and the Brigham Young University (BYU) Geology Department. Please credit the Brigham Young University Geology Department and the individual photographer.
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Sylvite. Pen for scale. Collected by Phil Van Alstine, October 6, 1967, from Potash (Moab), Utah. Mineral collection of Brigham Young University Department of Geology, Provo, Utah. Photograph by Andrew Silver. BYU index 5-3023, KCl. This image is in the public domain pursuant to an agreement dated August 10, 2006 between Peter J. Modreski, USGS Communications and Outreach, and the Brigham Young University (BYU) Geology Department. Please credit the Brigham Young University Geology Department and the individual photographer
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Wulfenite. Mineral collection of Brigham Young University Department of Geology, Provo, Utah. Photograph by Andrew Silver. BYU index 11- 3021, PbMoO_4. This image is in the public domain pursuant to an agreement dated August 10, 2006 between Peter J. Modreski, USGS Communications and Outreach, and the Brigham Young University (BYU) Geology Department. Please credit the Brigham Young University Geology Department and the individual photographer.
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Wulfenite. Collected by A. E. Foote, September 3, 1892, from Renfrew County, Ontario, Canada. Mineral collection of Brigham Young University Department of Geology, Provo, Utah. Photograph by Andrew Silver. BYU index 11-3010a, PbMoO_4. This image is in the public domain pursuant to an agreement dated August 10, 2006 between Peter J. Modreski, USGS Communications and Outreach, and the Brigham Young University (BYU) Geology Department. Please credit the Brigham Young University Geology Department and the individual photographer.
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Variscite. Collected by G. M. Baker from Manhattan, Nye County, Nevada. Mineral collection of Brigham Young University Department of Geology, Provo, Utah. Photograph by Andrew Silver. BYU index 9-3084, Al_8(PO_4 )_6 x 30(H_2O). This image is in the public domain pursuant to an agreement dated August 10, 2006 between Peter J. Modreski, USGS Communications and Outreach, and the Brigham Young University (BYU) Geology Department. Please credit the Brigham Young University Geology Department and the individual photographer.
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Copper native. Pen for scale. Mineral collection of Brigham Young University Department of Geology, Provo, Utah. Photograph by Andrew Silver. BYU index 1-4033b, Cu. This image is in the public domain pursuant to an agreement dated August 10, 2006 between Peter J. Modreski, USGS Communications and Outreach, and the Brigham Young University (BYU) Geology Department. Please credit the Brigham Young University Geology Department and the individual photographer.
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Native copper (14x magnification). Mineral collection of Brigham Young University Department of Geology, Provo, Utah. Photograph by Andrew Silver. BYU index 1-4073d-14x-. This image is in the public domain pursuant to an agreement dated August 10, 2006 between Peter J. Modreski, USGS Communications and Outreach, and the Brigham Young University (BYU) Geology Department. Please credit the Brigham Young University Geology Department and the individual photographer.
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Chalcosiderite. Close view. Collected from Cornwall, England. Mineral collection of Brigham Young University Department of Geology, Provo, Utah. Photograph by Andrew Silver. BYU index 9-3062, CuFe_6(PO_4)_4(OH)_8 x 4H_2O. This image is in the public domain pursuant to an agreement dated August 10, 2006 between Peter J. Modreski, USGS Communications and Outreach, and the Brigham Young University (BYU) Geology Department. Please credit the Brigham Young University Geology Department and the individual photographer.
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Copper native. Pen for scale. Mineral collection of Brigham Young University Department of Geology, Provo, Utah. Photograph by Andrew Silver. BYU index 1-4056a, Cu. This image is in the public domain pursuant to an agreement dated August 10, 2006 between Peter J. Modreski, USGS Communications and Outreach, and the Brigham Young University (BYU) Geology Department. Please credit the Brigham Young University Geology Department and the individual photographer.
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Pyrrhotite. Pen for scale. Mineral collection of Brigham Young University Department of Geology, Provo, Utah. Photograph by Andrew Silver. BYU index 2-4002, Fe_1 - _xS. This image is in the public domain pursuant to an agreement dated August 10, 2006 between Peter J. Modreski, USGS Communications and Outreach, and the Brigham Young University (BYU) Geology Department. Please credit the Brigham Young University Geology Department and the individual photographer.
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Hematite (martite). Pen for scale. Mineral collection of Brigham Young University Department of Geology, Provo, Utah. Photograph by Andrew Silver. BYU index 4-4047b, Fe_2O_3. This image is in the public domain pursuant to an agreement dated August 10, 2006 between Peter J. Modreski, USGS Communications and Outreach, and the Brigham Young University (BYU) Geology Department. Please credit the Brigham Young University Geology Department and the individual photographer.
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Sulfur. U.S. quarter for scale. Mineral collection of Brigham Young University Department of Geology, Provo, Utah. Photograph by Andrew Silver. BYU index 1-1049a, S. This image is in the public domain pursuant to an agreement dated August 10, 2006 between Peter J. Modreski, USGS Communications and Outreach, and the Brigham Young University (BYU) Geology Department. Please credit the Brigham Young University Geology Department and the individual photographer