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Ray Mica Mine (Wray Mine), Hurricane Mountain, Burnsville, Spruce Pine District, Yancey Co., North Carolina, USA
Detailed Mineral List:
| Actinolite | ||
| Formula: | ☐{Ca2}{(Mg,Fe2+)5}(Si8O22)(OH)2 | |
| Reference: | Dana 6: 1080. | |
| | ||
| Formula: | (Ce,Ca,Fe,Th)(Ti,Nb)2(O,OH)6 | |
| Description: | Mineral was found out to be Columbite. | |
| Reference: | W.E,Hidden.,1882, Notes on some North Carolina Minerals,Jahrb.f.Min,1883,Vo.2,Ref,148-149,America Journal Of Science,1882,Vol.24,pg.372-374 | |
| Albite | ||
| Formula: | NaAlSi3O8 | |
| Description: | A complex pegmatite. Average grain size ranges from about 7mm to 1M. Muscovite highly fractionated. Tourmalines exhibit bent, broken, and "healed" forms. Apatite is highly fluorescent under sw UV light, a yellow-orange color. Has been mined for mica an | |
| Reference: | Miller, J.W. and Allen, C.W. "Mineralogy of the Ray Mica Mine, Yancey County, North Carolina." UNCA, 2001. (to be published by NCGS) | |
| Albite var: Cleavelandite | ||
| Reference: | C.W. Allen collection | |
| Albite var: Oligoclase | ||
| Formula: | (Na,Ca)[Al(Si,Al)Si2O8] | |
| Reference: | Rocks & Min.: 60:99. | |
| Almandine | ||
| Formula: | Fe2+3Al2(SiO4)3 | |
| Description: | A complex pegmatite. Average grain size ranges from about 7mm to 1M. Muscovite highly fractionated. Tourmalines exhibit bent, broken, and \"healed\" forms. Apatite is highly fluorescent under sw UV light, a yellow-orange color. Has been mined for mica | |
| Reference: | Miller, J.W. and Allen, C.W. "Mineralogy of the Ray Mica Mine, Yancey County, North Carolina." UNCA, 2001. (to be published by NCGS) | |
| Autunite | ||
| Formula: | Ca(UO2)2(PO4)2 · 11H2O | |
| Description: | A complex pegmatite. Average grain size ranges from about 7mm to 1M. Muscovite highly fractionated. Tourmalines exhibit bent, broken, and \\\\\\\"healed\\\\\\\" forms. Apatite is highly fluorescent under sw UV light, a yellow-orange color. Has been min | |
| Reference: | Miller, J.W. and Allen, C.W. "Mineralogy of the Ray Mica Mine, Yancey County, North Carolina." UNCA, 2001. (to be published by NCGS) | |
| Beryl |  | |
| Formula: | Be3Al2(Si6O18) | |
| Colour: | green, blue, yellow, pink, white. | |
| Reference: | "Mineralogy of the Ray Mica Mine, Yancey Co., NC" | |
| Photo: © Arthur Koch. Beryl from Ray Mica Mine, Hurricane Mountain, Burnsville, Spruce Pine District, Yancey Co., North Carolina, USA | ||
| Beryl var: Alkali-beryl | ||
| Reference: | "Mineralogy of the Ray Mica Mine" by J.W. Miller and C.W. Allen | |
| Beryl var: Aquamarine |  | |
| Formula: | Be3Al2Si6O18 | |
| Reference: | Rocks & Min.: 60:99. | |
| Photo: © . Aquamarine from Ray Mica Mine, Hurricane Mountain, Burnsville, Spruce Pine District, Yancey Co., North Carolina, USA | ||
| Beryl var: Heliodor |  | |
| Reference: | Rocks & Min.: 60:99. | |
| Photo: © . Heliodor from Ray Mica Mine, Hurricane Mountain, Burnsville, Spruce Pine District, Yancey Co., North Carolina, USA | ||
| Beryl var: Morganite |  | |
| Reference: | No reference listed | |
| Photo: © 2002, Keith Wood. Morganite from Ray Mica Mine, Hurricane Mountain, Burnsville, Spruce Pine District, Yancey Co., North Carolina, USA | ||
| 'Biotite' | ||
| Description: | A complex pegmatite. Average grain size ranges from about 7mm to 1M. Muscovite highly fractionated. Tourmalines exhibit bent, broken, and \\\\\\\\\\\\\\\"healed\\\\\\\\\\\\\\\" forms. Apatite is highly fluorescent under sw UV light, a yellow-orange colo | |
| Reference: | Miller, J.W. and Allen, C.W. "Mineralogy of the Ray Mica Mine, Yancey County, North Carolina." UNCA, 2001. (to be published by NCGS) | |
| Chrysoberyl | ||
| Formula: | BeAl2O4 | |
| Reference: | Genth,F.A and Kerr,W.C,1881,Minerals and Mineral Localities of North Carolina,Geologic Survey,North Carolina | |
| Clinozoisite | ||
| Formula: | {Ca2}{Al3}(Si2O7)(SiO4)O(OH) | |
| Reference: | "Mineralogy of the Ray Mica Mine, Yancey Co., NC" | |
| Clinozoisite var: Clinothulite | ||
| Reference: | Richard C. Erd, US. Geological Survey unpublished data | |
| Columbite-(Fe) |  | |
| Formula: | FeNb2O6 | |
| Description: | A complex pegmatite. Average grain size ranges from about 7mm to 1M. Muscovite highly fractionated. Tourmalines exhibit bent, broken, and \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\"healed\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\ | |
| Reference: | Miller, J.W. and Allen, C.W. "Mineralogy of the Ray Mica Mine, Yancey County, North Carolina." UNCA, 2001. (to be published by NCGS) | |
| Photo: © 2002, Keith Wood. Columbite-(Fe) from Ray Mica Mine, Hurricane Mountain, Burnsville, Spruce Pine District, Yancey Co., North Carolina, USA | ||
| Elbaite |  | |
| Formula: | Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH) | |
| Reference: | "Mineralogy and History of the Ray Mica Mine, Yancey County, NC" | |
| Photo: © CWA. Elbaite from Ray Mica Mine, Hurricane Mountain, Burnsville, Spruce Pine District, Yancey Co., North Carolina, USA | ||
| Epidote |  | |
| Formula: | {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH) | |
| Reference: | Brobst,Donald A.,1962,Geology of the Spruce Pine District Avery, Mitchell,and Yancey Counties North Carolina: USGS Geological Survey Bulletin 1122-A | |
| Photo: Epidote from Ray Mica Mine, Hurricane Mountain, Burnsville, Spruce Pine District, Yancey Co., North Carolina, USA | ||
| Ferberite | ||
| Formula: | FeWO4 | |
| Description: | A complex pegmatite. Average grain size ranges from about 7mm to 1M. Muscovite highly fractionated. Tourmalines exhibit bent, broken, and \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\"healed\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\" forms. Apatite is highly fluorescent under s | |
| Reference: | Miller, J.W. and Allen, C.W. "Mineralogy of the Ray Mica Mine, Yancey County, North Carolina." UNCA, 2001. (to be published by NCGS) | |
| Fluorapatite |  | |
| Formula: | Ca5(PO4)3F | |
| Reference: | "Mineralogy of the Ray Mica Mine" by J.W. Miller and C.W. Allen | |
| Photo: Fluorapatite from Ray Mica Mine, Hurricane Mountain, Burnsville, Spruce Pine District, Yancey Co., North Carolina, USA | ||
| Fluorite | ||
| Formula: | CaF2 | |
| Description: | A complex pegmatite. Average grain size ranges from about 7mm to 1M. Muscovite highly fractionated. Tourmalines exhibit bent, broken, and \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\ | |
| Reference: | Miller, J.W. and Allen, C.W. "Mineralogy of the Ray Mica Mine, Yancey County, North Carolina." UNCA, 2001. (to be published by NCGS) | |
| Fluorite var: Chlorophane | ||
| Reference: | www.mcrocks.com | |
| Fluorite var: Yttrocerite ? | ||
| Formula: | (Ca,Y,Ce)F2+x | |
| Reference: | "Mineralogy of the Ray Mica Mine" by J.W. Miller and C.W. Allen, Genth,F.A and Kerr,W.C.,1885,The minerals and mineral localities of North Carolina:pp.127 | |
| Fluorite var: Yttrofluorite ? | ||
| Formula: | (Ca1-xYx)F2+x where 0.05< x <0.3 | |
| Description: | A complex pegmatite. Average grain size ranges from about 7mm to 1M. Muscovite highly fractionated. Tourmalines exhibit bent, broken, and "healed" forms. Apatite is highly fluorescent under sw UV light, a yellow-orange color. | |
| Reference: | Miller, J.W. and Allen, C.W. \ | |
| Hafnon | ||
| Formula: | HfSiO4 | |
| Reference: | "Mineralogy of the Ray Mica Mine, Yancey County, N.C." by J.W. Miller and C.W. Allen | |
| Kaolinite | ||
| Formula: | Al2(Si2O5)(OH)4 | |
| Reference: | C.W. Allen collection | |
| Kyanite | ||
| Formula: | Al2(SiO4)O | |
| Reference: | "Mineralogy of the Ray Mica Mine" by J.W. Miller and C.W. Allen | |
| Lepidolite |  | |
| Description: | A complex pegmatite. Average grain size ranges from about 7mm to 1M. Muscovite highly fractionated. Tourmalines exhibit bent, broken, and \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\ | |
| Reference: | Miller, J.W. and Allen, C.W. "Mineralogy of the Ray Mica Mine, Yancey County, North Carolina." UNCA, 2001. (to be published by NCGS) | |
| Photo: © . Lepidolite from Ray Mica Mine, Hurricane Mountain, Burnsville, Spruce Pine District, Yancey Co., North Carolina, USA | ||
| 'Limonite' | ||
| Formula: | FeO(OH) · nH2O | |
| Reference: | C.W. Allen collection | |
| Microcline | ||
| Formula: | KAlSi3O8 | |
| Description: | A complex pegmatite. Average grain size ranges from about 7mm to 1M. Muscovite highly fractionated. Tourmalines exhibit bent, broken, and \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\ | |
| Reference: | Miller, J.W. and Allen, C.W. "Mineralogy of the Ray Mica Mine, Yancey County, North Carolina." UNCA, 2001. (to be published by NCGS) | |
| Microcline var: Amazonite | ||
| Reference: | "Mineralogy of the Ray Mica Mine" by J.W. Miller and C.W. Allen | |
| Microlite Group | ||
| Description: | A complex pegmatite. Average grain size ranges from about 7mm to 1M. | |
| Reference: | "Mineralogy and History of the Ray Mica Mine, Yancey County, NC" | |
| Molybdenite | ||
| Formula: | MoS2 | |
| Description: | A complex pegmatite. Average grain size ranges from about 7mm to 1M. Muscovite highly fractionated. Tourmalines exhibit bent, broken, and \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\ | |
| Reference: | Miller, J.W. and Allen, C.W. "Mineralogy of the Ray Mica Mine, Yancey County, North Carolina." UNCA, 2001. (to be published by NCGS) | |
| Monazite-(Ce) | ||
| Formula: | (Ce,La,Nd,Th)(PO4) | |
| Reference: | C.W. Allen collection | |
| Monazite-(La) ? | ||
| Formula: | (La,Ce,Nd)(PO4) | |
| Description: | Data are needed to confirm that this mineral is correctly identified and that La is the dominant REE. | |
| Monazite-(Nd) ? | ||
| Formula: | (Nd,La,Ce)(PO4) | |
| Description: | Data are needed to confirm that this mineral is correctly identified and that Nd is the dominant REE. | |
| Muscovite |  | |
| Formula: | KAl2(AlSi3O10)(OH)2 | |
| Description: | A complex pegmatite. Average grain size ranges from about 7mm to 1M. Muscovite highly fractionated. Tourmalines exhibit bent, broken, and \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\ | |
| Reference: | Miller, J.W. and Allen, C.W. "Mineralogy of the Ray Mica Mine, Yancey County, North Carolina." UNCA, 2001. (to be published by NCGS) | |
| Photo: © Mike Polletta. Muscovite from Ray Mica Mine, Hurricane Mountain, Burnsville, Spruce Pine District, Yancey Co., North Carolina, USA | ||
| Olenite | ||
| Formula: | Na(Al3)Al6(Si6O18)(BO3)3O3(OH) | |
| Reference: | "Mineralogy of the Ray Mica Mine, Yancey County, N.C." by J.W. Miller and C.W. Allen | |
| Opal var: Opal-AN |  | |
| Formula: | SiO2 · nH2O | |
| Reference: | C.W. Allen collection | |
| Photo: Opal-AN from Ray Mica Mine, Hurricane Mountain, Burnsville, Spruce Pine District, Yancey Co., North Carolina, USA | ||
| |  | |
| Formula: | KAlSi3O8 | |
| Reference: | Dana 6: 1080. | |
| Photo: © Mike Polletta. Orthoclase from Ray Mica Mine, Hurricane Mountain, Burnsville, Spruce Pine District, Yancey Co., North Carolina, USA | ||
| 'Perthite' | ||
| Reference: | www.McRocks.com | |
| Pollucite |  | |
| Formula: | (Cs,Na)2(Al2Si4O12) · 2H2O | |
| Colour: | pink, yellow, white | |
| Reference: | "Mineralogy and History of the Ray Mica Mine, Yancey County, NC" | |
| Photo: © Keith Wood. Pollucite from Ray Mica Mine, Hurricane Mountain, Burnsville, Spruce Pine District, Yancey Co., North Carolina, USA | ||
| Powellite ? | ||
| Formula: | Ca(MoO4) | |
| Reference: | C.W. Allen collection | |
| Purpurite ? | ||
| Formula: | (Mn3+,Fe3+)PO4 | |
| Reference: | K.Linnekin collection | |
| Pyrite | ||
| Formula: | FeS2 | |
| Description: | A complex pegmatite. Average grain size ranges from about 7mm to 1M. Muscovite highly fractionated. Tourmalines exhibit bent, broken, and \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\ | |
| Reference: | Miller, J.W. and Allen, C.W. "Mineralogy of the Ray Mica Mine, Yancey County, North Carolina." UNCA, 2001. (to be published by NCGS) | |
| | ||
| Formula: | MnO2 | |
| Description: | Pyrolusite was formerly the usual identification of the mineral forming manganese dendrites. Potter and Rossman (1978) demonstrated that no pyrolusite existed anywhere in the world as a dendrite. Subsequently, Rossman has continued to search for pyrolusite in granite pegmatites and has yet to find a single specimen. | |
| Reference: | Miller, J.W. and Allen, C.W. "Mineralogy of the Ray Mica Mine, Yancey County, North Carolina." UNCA, 2001. (to be published by NCGS) | |
| Pyrrhotite ? | ||
| Formula: | Fe1-xS (x = 0 to 0.17) | |
| Reference: | C.W.Allen collection | |
| Quartz | ||
| Formula: | SiO2 | |
| Description: | A complex pegmatite. Average grain size ranges from about 7mm to 1M. Muscovite highly fractionated. Tourmalines exhibit bent, broken, and \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\ | |
| Reference: | Miller, J.W. and Allen, C.W. "Mineralogy of the Ray Mica Mine, Yancey County, North Carolina." UNCA, 2001. (to be published by NCGS) | |
| Quartz var: Smoky Quartz | ||
| Formula: | SiO2 | |
| Reference: | Dana 6: 1080. | |
| Rutile | ||
| Formula: | TiO2 | |
| Description: | A complex pegmatite. Average grain size ranges from about 7mm to 1M. Muscovite highly fractionated. Tourmalines exhibit bent, broken, and "healed" forms. Apatite is highly fluorescent under sw UV light, a yellow-orange color. Has been mined for mica an | |
| Reference: | Miller, J.W. and Allen, C.W. "Mineralogy of the Ray Mica Mine, Yancey County, North Carolina." UNCA, 2001. (to be published by NCGS) | |
| Schorl |  | |
| Formula: | Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH) | |
| Reference: | Dana 6: 1080. | |
| Photo: © Arthur Koch. Schorl from Ray Mica Mine, Hurricane Mountain, Burnsville, Spruce Pine District, Yancey Co., North Carolina, USA | ||
| Spessartine | ||
| Formula: | Mn2+3Al2(SiO4)3 | |
| Sphalerite | ||
| Formula: | ZnS | |
| Description: | beryl- green, blue, yellow, pink, white. Pollucite- pink, yellow, white apatite- pink, green, blue, white | |
| Reference: | "Mineralogy and History of the Ray Mica Mine, Yancey County, NC" | |
| Sphalerite var: Marmatite | ||
| Formula: | (Zn,Fe)S | |
| Reference: | "Mineralogy of the Ray Mica Mine" | |
| | ||
| Formula: | Mg3(Si4O10)(OH)2 | |
| Reference: | Dana 6: 1080. | |
| Tantalite-(Fe) | ||
| Formula: | FeTa2O6 | |
| Reference: | Miller, J.W. and Allen, C.W. | |
| Tapiolite-(Fe) | ||
| Formula: | (Fe,Mn)(Ta,Nb)2O6 | |
| Reference: | "Mineralogy and History of the Ray Mica Mine, Yancey County, NC" | |
| Torbernite | ||
| Formula: | Cu(UO2)2(PO4)2 · 12H2O | |
| Description: | A complex pegmatite. Average grain size ranges from about 7mm to 1M. Muscovite highly fractionated. Tourmalines exhibit bent, broken, and \"healed\" forms. Apatite is highly fluorescent under sw UV light, a yellow-orange color. Has been mined for mica | |
| Reference: | Miller, J.W. and Allen, C.W. "Mineralogy of the Ray Mica Mine, Yancey County, North Carolina." UNCA, 2001. (to be published by NCGS) | |
| 'Uranpyrochlore (of Hogarth 1977)' | ||
| Formula: | (U,Ca,Ce)2(Nb,Ta)2O6(OH,F) | |
| Habit: | octahedral,with dodecahedral sfcs | |
| Colour: | brownish yellow or honey yellow | |
| Description: | Microscopic grains associated with orthoclase,tourmaline,etc | |
| Reference: | Genth,1875, Minerals of North Carolina,Appendix C to Kerr,W.C,Report Geological Survey of North Carolina,Raleigh,Vol.1.pg.79 | |
| Zircon |  | |
| Formula: | ZrSiO4 | |
| Description: | A complex pegmatite. Average grain size ranges from about 7mm to 1M. Muscovite highly fractionated. Tourmalines exhibit bent, broken, and \\\\\\\"healed\\\\\\\" forms. Apatite is highly fluorescent under sw UV light, a yellow-orange color. Has been min | |
| Reference: | Miller, J.W. and Allen, C.W. "Mineralogy of the Ray Mica Mine, Yancey County, North Carolina." UNCA, 2001. (to be published by NCGS) | |
| Photo: © 2002, Keith Wood. Zircon from Ray Mica Mine, Hurricane Mountain, Burnsville, Spruce Pine District, Yancey Co., North Carolina, USA | ||
| Zoisite var: Thulite ? |  | |
| Description: | I supplied "thulite" from eight locations in North Carolina to Richard Erd of the US Geological Survey and he determined that all 22 samples from the eight locations, including the Ray Pegmatite were clinozoisite and not its polymorph, zoisite. | |
| Reference: | Richard James Jacquot,Jr.,2003,Rock,Gem, and Mineral Collecting Sites In Western North Carolina pg # 36 | |
| Photo: Thulite from Ray Mica Mine, Hurricane Mountain, Burnsville, Spruce Pine District, Yancey Co., North Carolina, USA | ||
62 entries listed. 39 valid minerals. 4 erroneous literature entries.
References
Dana, E.S. (1892) System of Mineralogy, 6th. Edition, New York: 620, 735, 1080.
Pratt, J.H. (1916) Zircon, Monazite and Other Minerals Used in the Production of Chemical Compounds Employed in the Manufacture of Lighting Apparatus. North Carolina Geological and Economic Survey Bull. 25, 120 P.
Olson, J C (1944) North Carolina Department of Conservation & Development Bull. 43, Plate 2.
Lesure, F.G. (1968).
Rocks & Minerals (1985): 60: 99.
Miller, J. William and Curtis W. Allen (2004) "Mineralogy and History of the Ray Mica Mine, Yancey County, North Carolina": North Carolina Geological Survey Geonote #8. A vein type zoned pegmatite with stringers. 8 pages.
Pratt, J.H. (1916) Zircon, Monazite and Other Minerals Used in the Production of Chemical Compounds Employed in the Manufacture of Lighting Apparatus. North Carolina Geological and Economic Survey Bull. 25, 120 P.
Olson, J C (1944) North Carolina Department of Conservation & Development Bull. 43, Plate 2.
Lesure, F.G. (1968).
Rocks & Minerals (1985): 60: 99.
Miller, J. William and Curtis W. Allen (2004) "Mineralogy and History of the Ray Mica Mine, Yancey County, North Carolina": North Carolina Geological Survey Geonote #8. A vein type zoned pegmatite with stringers. 8 pages.
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