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Barton Garnet Mines (Gore Mountain mine; Ruby Mountain mine), North River, Warren Co., New York, USA
Detailed Mineral List:
| Albite var: Andesine | ||
| Formula: | (Na,Ca)[Al(Si,Al)Si2O8] | |
| Reference: | Stack, Kathyrn (2008). Comparison of the Warrensburg and Gore Mountain Big-garnet Amphibolites, Adirondack Mountains, NY (21st Annual Keck Symposium: 2008) | |
| Albite var: Oligoclase | ||
| Formula: | (Na,Ca)[Al(Si,Al)Si2O8] | |
| Reference: | Jensen (1978) Minerals of New York State, p.93 | |
| Almandine |  | |
| Formula: | Fe2+3Al2(SiO4)3 | |
| Description: | Occurs in masses up to 2 to 3 feet (.5 to .9 meters) in diameter. Garnet composition is 40-49% almandine, 37-43% pyrope, 13-16% grossular, and 1% spessartine. | |
| Reference: | New York State Museum Bull. 223,224, Newland, David H. (July-August 1919), The Mineral Resources of the State of New York: 81. | |
| Photo: © 2010 Peter Cristofono. Almandine from Barton Garnet Mines, North River, Warren Co., New York, USA | ||
| Anorthite var: Labradorite | ||
| Formula: | (Ca,Na)[Al(Al,Si)Si2O8] | |
| Reference: | Miller, William J. (1937). Genesis of Certain Adirondack Garnet Deposits (American Mineralogist 23: 399-408). | |
| 'Apatite' | ||
| Reference: | Jensen (1978) Minerals of New York State | |
| 'Biotite' | ||
| Reference: | Jensen (1978) Minerals of New York State | |
| Cristobalite | ||
| Formula: | SiO2 | |
| Description: | As inclusions 3 to 10mm wide, 20 to 80mm long and 2 to 4mm thick in almandine garnet. | |
| Reference: | Darling, Robert, I-Ming Chou and Robert J Bodnar Occurrence of Metastable Christobalite in High Pressure Garnet Granulite. Science, vol 26, 4 April 1997 p 91-93 | |
| Enstatite | ||
| Formula: | MgSiO3 | |
| Reference: | Stack, Kathyrn (2008). Comparison of the Warrensburg and Gore Mountain Big-garnet Amphibolites, Adirondack Mountains, NY (21st Annual Keck Symposium: 2008) | |
| Ilmenite | ||
| Formula: | Fe2+TiO3 | |
| Reference: | Stack, Kathyrn (2008). Comparison of the Warrensburg and Gore Mountain Big-garnet Amphibolites, Adirondack Mountains, NY (21st Annual Keck Symposium: 2008) | |
| Magnetite | ||
| Formula: | Fe2+Fe3+2O4 | |
| Reference: | Miller, William J. (1937). Genesis of Certain Adirondack Garnet Deposits (American Mineralogist 23: 399-408). | |
| 'Olivine' | ||
| Formula: | (Mg,Fe2+)2SiO4 | |
| Pargasite | ||
| Formula: | {Na}{Ca2}{Mg4Al}(Al2Si6O22)(OH)2 | |
| Reference: | George Robinson & Steven Chamberlain (2007) Gazetteer of major New York State mineral localities. Rocks & Minerals, 82, #6, 472-483. | |
| 'Pyralspite' | ||
| Reference: | Sinkankas, J. (1976) Gemstones of North America, Vol. 2, pp 189-190. | |
| Pyrite | ||
| Formula: | FeS2 | |
| Reference: | Miller, William J. (1937). Genesis of Certain Adirondack Garnet Deposits (American Mineralogist 23: 399-408). | |
| Pyrope | ||
| Formula: | Mg3Al2(SiO4)3 | |
| Description: | Garnets at this mine are usually considered to be almandine-dominant, but Sinkankas (1976) quotes 2 analyses, including one by noted petrologist Shand, showing pyrope to be the dominant molecule: 41.8-43.0% pyrope, 37.4-39.5 almandine. | |
| Reference: | Sinkankas, J. (1976) Gemstones of North America, Vol. 2, pp 189-190. | |
| Pyrrhotite | ||
| Formula: | Fe1-xS (x = 0 to 0.17) | |
| Reference: | Stack, Kathyrn (2008). Comparison of the Warrensburg and Gore Mountain Big-garnet Amphibolites, Adirondack Mountains, NY (21st Annual Keck Symposium: 2008) | |
16 entries listed. 9 valid minerals.
References
Newland, David H. (1919). The Mineral Resources of the State of New York. 81-82. (New York State Museum Bull. July-August 1919; 223,224.)
Miller, William J. (1937). Genesis of Certain Adirondack Garnet Deposits (American Mineralogist 23: 399-408).
Bartolome, P. (1960). Genesis of the Gore Mountain Garnet Deposit, New York in Economic Geology and the Bulletin of the Society of Economic Geologists. edited by Alan Mara Bateman. volume 55, pp. 255-277.
Kelly, W. M. and Petersen, E. U.(1993). Garnet ore at Gore Mountain, N.Y.: in Selected Mineral Deposits of Vermont and the Adirondack Mountains, N.Y.. E. U. Petersen and J. Slack, eds. Volume 17, 151p., 1-9.
Robinson, George & Chamberlain, Steven (2007). Gazetteer of major New York State mineral localities. Rocks & Minerals, 82, #6, 472-483.
Hollocker, Kurt (2008). Petrology of Big Garnet Amphibolites, North Creek - Warrensburg Area, Adirondacks, NY (Geological Society of America Abstracts with Programs, Vol. 40, No. 2, p. 21)
Stack, Kathyrn (2008). Comparison of the Warrensburg and Gore Mountain Big-garnet Amphibolites, Adirondack Mountains, NY (21st Annual Keck Symposium: 2008)
Miller, William J. (1937). Genesis of Certain Adirondack Garnet Deposits (American Mineralogist 23: 399-408).
Bartolome, P. (1960). Genesis of the Gore Mountain Garnet Deposit, New York in Economic Geology and the Bulletin of the Society of Economic Geologists. edited by Alan Mara Bateman. volume 55, pp. 255-277.
Kelly, W. M. and Petersen, E. U.(1993). Garnet ore at Gore Mountain, N.Y.: in Selected Mineral Deposits of Vermont and the Adirondack Mountains, N.Y.. E. U. Petersen and J. Slack, eds. Volume 17, 151p., 1-9.
Robinson, George & Chamberlain, Steven (2007). Gazetteer of major New York State mineral localities. Rocks & Minerals, 82, #6, 472-483.
Hollocker, Kurt (2008). Petrology of Big Garnet Amphibolites, North Creek - Warrensburg Area, Adirondacks, NY (Geological Society of America Abstracts with Programs, Vol. 40, No. 2, p. 21)
Stack, Kathyrn (2008). Comparison of the Warrensburg and Gore Mountain Big-garnet Amphibolites, Adirondack Mountains, NY (21st Annual Keck Symposium: 2008)
External Links
http://www.barton.com/
http://garnetminetours.com/
http://www.science.smith.edu/departments/SEM/pages/Erica/SEM.html [Link Broken? Apr 2013]
http://garnetminetours.com/
http://www.science.smith.edu/departments/SEM/pages/Erica/SEM.html [Link Broken? Apr 2013]
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Locality Updated: Saxtons River Village, Windham Co., Vermont, USAFrom Chester S. Lemanski, Jr., 19th Jun 2013 12:12:49