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Morefield Mine (Morefield pegmatite), Winterham, Amelia Co., Virginia, USA

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Mine owner Sam Dunaway with pegmatite

Morefield Mine, Winterham, Amelia Co., Virginia, USA
Face of vertical pegmatite before diabase dike

Morefield Mine, Winterham, Amelia Co., Virginia, USA
Mine owner Sam Dunaway with pegmatite

Morefield Mine, Winterham, Amelia Co., Virginia, USA
Face of vertical pegmatite before diabase dike

Morefield Mine, Winterham, Amelia Co., Virginia, USA
 


Detailed Mineral List:
Albite
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.; Arthur A. Pegau (1932) Pegmatite Deposits of Virginia. Virginia Geological Survey; Bulletin 33.
Photo: Albite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Albite var: Cleavelandite
Reference: Virginia Minerals, Vol 46:2; Rocks & Min.: 60:165.
Photo: Cleavelandite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Allanite-(Ce)
Reference: USGS Bulletin 248B (1952)
Almandine
Reference: USGS Bulletin 248B (1952)
Photo: Almandine from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Andradite
Description: Erroneously reported in a letter to the editor. No data.
Reference: Letter to the Editor, Rocks & Min.: 8:143-144.; Arthur A. Pegau (1932) Pegmatite Deposits of Virginia. Virginia Geological Survey; Bulletin 33.
Anorthite
Reference: Rocks & Min.: 8:143-144.; Arthur A. Pegau (1932) Pegmatite Deposits of Virginia. Virginia Geological Survey; Bulletin 33.
'Apatite'
Reference: [Virginia Minerals, Vol 46:2]
Bermanite
Reference: [Virginia Minerals, Vol 46:2]
Bertrandite
Reference: USGS Bulletin 248B (1952)
Beryl
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.; Arthur A. Pegau (1932) Pegmatite Deposits of Virginia. Virginia Geological Survey; Bulletin 33.
Photo: Beryl from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Beryl var: Aquamarine
Reference: Minerals of Virginia, 1990 by R. V. Dietrich
Photo: Aquamarine from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Beryl var: Goshenite
Reference: USGS Bulletin 248B (1952)
'Biotite'
Reference: Rocks & Min.: 8:143-144.; Arthur A. Pegau (1932) Pegmatite Deposits of Virginia. Virginia Geological Survey; Bulletin 33.
Photo: Biotite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Bismutite
Reference: [Virginia Minerals, Vol 46:2]
Brockite
Reference: [Virginia Minerals, Vol 46:2]
Photo: Brockite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Calcite
Reference: USGS Bulletin 248B (1952)
Photo: Calcite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Cassiterite
Reference: [Virginia Minerals, Vol 46:2]
Photo: Cassiterite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Cerussite
Reference: [Virginia Minerals, Vol 46:2]
Chalcopyrite
Reference: USGS Bulletin 248B (1952)
Chiolite
Reference: [L.E. Kearns, 1995 - Mineralogical Record Vol 26 No.6 - "Alumino-Fluorides from the Morefield Pegmatite"]; Richards, R. P., Kearns, L. E., & Cook, W. R. (1998). Morphology of Chiolite twins from the Morefield mine, Amelia County, Virginia. Canadian mineralogist, 36, 1009-1016.
Photo: © Antonio Borrelli. Chiolite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Chrysoberyl
Reference: Rocks & Min.: 8:143-144.
Columbite-(Fe)
Reference: Rocks & Min.: 8:143-144.; Richards, R. P., Kearns, L. E., & Cook, W. R. (1998). Morphology of Chiolite twins from the Morefield mine, Amelia County, Virginia. Canadian mineralogist, 36, 1009-1016.
Photo: Columbite-(Fe) from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Cryolite
Reference: [L.E. Kearns, 1995 - Mineralogical Record Vol 26 No.6 - "Alumino-Fluorides from the Morefield Pegmatite"]; Richards, R. P., Kearns, L. E., & Cook, W. R. (1998). Morphology of Chiolite twins from the Morefield mine, Amelia County, Virginia. Canadian mineralogist, 36, 1009-1016.
Photo: Cryolite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Elpasolite
Reference: [Kearns, 1995 "Alumino-Fluorides from the Morefield Pegmatite", MinRec 26:551-556]; Richards, R. P., Kearns, L. E., & Cook, W. R. (1998). Morphology of Chiolite twins from the Morefield mine, Amelia County, Virginia. Canadian mineralogist, 36, 1009-1016.
Photo: Elpasolite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Euclase
Reference: Rocks & Min.: 8:143-144.
Euxenite-(Y)
Reference: Minerals of Virginia, 1990 by R. V. Dietrich
Ferro-hornblende
Reference: Rocks & Min.: 8:143-144.
Fluellite
Reference: [Virginia Minerals, Vol 46:2]
Photo: Fluellite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Fluorapatite
Reference: [Virginia Minerals, Vol 46:2]
Photo: Fluorapatite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Fluorite
Reference: [Kearns, 1995 - "Alumino-Fluorides from the Morefield Pegmatite"
Photo: Fluorite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Fluorite var: Chlorophane
Reference: Minerals of Virginia, 1990 by R. V. Dietrich
Galena
Reference: [Virginia Minerals, Vol 46:2]; Arthur A. Pegau (1932) Pegmatite Deposits of Virginia. Virginia Geological Survey; Bulletin 33.
Photo: Galena from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Gearksutite
Reference: [Virginia Minerals, Vol 46:2]
Photo: Gearksutite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Goyazite
Reference: Rocks & Minerals 79:4 p 256
Helvine
Reference: Rocks & Min.: 8:143-144.
Hollandite
Reference: [Virginia Minerals, Vol 46:2]
Hydrokenoralstonite
Reference: [Kearns, 1995- "Alumino-Fluorides from the Morefield Pegmatite", MinRec 26:551-557]; Richards, R. P., Kearns, L. E., & Cook, W. R. (1998). Morphology of Chiolite twins from the Morefield mine, Amelia County, Virginia. Canadian mineralogist, 36, 1009-1016.
Ilmenite
Reference: Rocks & Min.: 8:143-144.; Arthur A. Pegau (1932) Pegmatite Deposits of Virginia. Virginia Geological Survey; Bulletin 33.
Kaolinite
Reference: Rocks & Min.: 8:143-144.; Arthur A. Pegau (1932) Pegmatite Deposits of Virginia. Virginia Geological Survey; Bulletin 33.
Photo: Kaolinite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
'Labradorite'
Reference: Rocks & Min.: 8:143-144.; Arthur A. Pegau (1932) Pegmatite Deposits of Virginia. Virginia Geological Survey; Bulletin 33.
Lead
Reference: Rocks & Minerals 79:4 p 256
Photo: Lead from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Lindbergite
Reference: American Mineralogist, 89, 1087-1091
Masutomilite
Reference: Rocks & Minerals 71:3 pp198-199
Photo: Masutomilite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Microcline
Reference: Rocks & Min.: 8:143-144.; Arthur A. Pegau (1932) Pegmatite Deposits of Virginia. Virginia Geological Survey; Bulletin 33.
Photo: Microcline from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Microcline var: Amazonite
Reference: [Virginia Minerals, Vol 46:2]; Richards, R. P., Kearns, L. E., & Cook, W. R. (1998). Morphology of Chiolite twins from the Morefield mine, Amelia County, Virginia. Canadian mineralogist, 36, 1009-1016.
Photo: Amazonite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Microlite Group
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.; Richards, R. P., Kearns, L. E., & Cook, W. R. (1998). Morphology of Chiolite twins from the Morefield mine, Amelia County, Virginia. Canadian mineralogist, 36, 1009-1016.
Photo: © 2001 John H. Betts. Microlite Group from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Molybdenite
Reference: Rocks & Minerals 79:4 p 256
'Monazite'
Reference: [Virginia Minerals, Vol 46:2]; Arthur A. Pegau (1932) Pegmatite Deposits of Virginia. Virginia Geological Survey; Bulletin 33.; Richards, R. P., Kearns, L. E., & Cook, W. R. (1998). Morphology of Chiolite twins from the Morefield mine, Amelia County, Virginia. Canadian mineralogist, 36, 1009-1016.
Photo: Monazite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
'Moonstone'
Reference: Minerals of Virginia, 1990 by R. V. Dietrich; Richards, R. P., Kearns, L. E., & Cook, W. R. (1998). Morphology of Chiolite twins from the Morefield mine, Amelia County, Virginia. Canadian mineralogist, 36, 1009-1016.
Muscovite
Reference: [Virginia Minerals, Vol 46:2]; Arthur A. Pegau (1932) Pegmatite Deposits of Virginia. Virginia Geological Survey; Bulletin 33.
Photo: Muscovite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Muscovite var: Leverrierite
Reference: USGS Bulletin 248B (1952)
Muscovite var: Sericite
Reference: USGS Bulletin 248B (1952)
Opal
Reference: Mike Dennis specimens
Opal var: Opal-AN
Reference: Mike Dennis specimens
Orthoclase
Description: Historical reports of blocky "orthoclase" in virtually every granite pegmatite worldwide are microcline. No data supporting orthoclse from this locality are known.
Reference: Rocks & Min.: 8:143-144.; Arthur A. Pegau (1932) Pegmatite Deposits of Virginia. Virginia Geological Survey; Bulletin 33.
Pachnolite
Reference: [L.E. Kearns, 1995 - Mineralogical Record Vol 26 No.6 - "Alumino-Fluorides from the Morefield Pegmatite"]; Richards, R. P., Kearns, L. E., & Cook, W. R. (1998). Morphology of Chiolite twins from the Morefield mine, Amelia County, Virginia. Canadian mineralogist, 36, 1009-1016.
Phenakite
Reference: Rocks & Min.: 8:143-144.
Photo: Phenakite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Phlogopite
Description: Unbelievable antique report of phlogopite from a pegmatite. No data presented.
Reference: Letter to the Editor, Rocks & Min.: 8:143-144.; Arthur A. Pegau (1932) Pegmatite Deposits of Virginia. Virginia Geological Survey; Bulletin 33.
Phosphophyllite
Reference: USGS Bulletin 248B (1952)
Phosphosiderite
Reference: Rocks & Minerals 79:4 p 256
Photo: © Brander Robinson. Phosphosiderite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Phosphuranylite
Reference: Minerals of Virginia 1990 by R. V. Dietrich
Prosopite
Reference: [Kearns, 1995 - "Alumino-Fluorides from the Morefield Pegmatite", Mineralogical Record 26 551-557]; Richards, R. P., Kearns, L. E., & Cook, W. R. (1998). Morphology of Chiolite twins from the Morefield mine, Amelia County, Virginia. Canadian mineralogist, 36, 1009-1016.
Photo: © jbr. Prosopite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Pyrite
Reference: USGS Bulletin 248B (1952)
Pyrolusite
Reference: USGS Bulletin 248B (1952)
Pyromorphite
Reference: [Virginia Minerals, Vol 46:2]
Photo: Pyromorphite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Quartz
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.; Arthur A. Pegau (1932) Pegmatite Deposits of Virginia. Virginia Geological Survey; Bulletin 33.
Photo: Quartz from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Quartz var: Agate
Reference: Rocks & Min.: 8:143-144.; Arthur A. Pegau (1932) Pegmatite Deposits of Virginia. Virginia Geological Survey; Bulletin 33.
Quartz var: Rock Crystal
Reference: Rocks & Min.: 8:143-144.
Quartz var: Smoky Quartz
Reference: Rocks & Min.: 8:143-144.; Arthur A. Pegau (1932) Pegmatite Deposits of Virginia. Virginia Geological Survey; Bulletin 33.
Photo: Smoky Quartz from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Rutile
Reference: Rocks & Min.: 8:143-144.; Arthur A. Pegau (1932) Pegmatite Deposits of Virginia. Virginia Geological Survey; Bulletin 33.
Samarskite-(Y)
Reference: Minerals of Virginia 1990 by R. V. Dietrich
Schorl
Reference: USGS Bulletin 248B (1952)
Photo: Schorl from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Serrabrancaite
Description: Brown, prismatic microcrystals in association with phosphosiderite, bermanite, secondary apatite, other species of the secondary phosphates assemblage (http://www.mindat.org/mesg-99-323183.html).
Reference: Michael Hatskel collection (ID by Dr. Lance Kearns and Betsy Martin)
Spessartine
Reference: Rocks & Min.: 8:143-144.; Arthur A. Pegau (1932) Pegmatite Deposits of Virginia. Virginia Geological Survey; Bulletin 33.; Richards, R. P., Kearns, L. E., & Cook, W. R. (1998). Morphology of Chiolite twins from the Morefield mine, Amelia County, Virginia. Canadian mineralogist, 36, 1009-1016.
Photo: © . Spessartine from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Spodumene
Reference: USGS Bulletin 248B (1952)
Strengite
Reference: [Virginia Minerals, Vol 46:2]
Photo: Strengite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Sussexite
Reference: Rocks & Minerals 79:4 p 256
Tantalite-(Mn)
Reference: USGS Bulletin 248B (1952); Arthur A. Pegau (1932) Pegmatite Deposits of Virginia. Virginia Geological Survey; Bulletin 33.; Richards, R. P., Kearns, L. E., & Cook, W. R. (1998). Morphology of Chiolite twins from the Morefield mine, Amelia County, Virginia. Canadian mineralogist, 36, 1009-1016.
Photo: Tantalite-(Mn) from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Thomsenolite
Reference: [L.E. Kearns, 1995 - Mineralogical Record Vol 26 No.6 - "Alumino-Fluorides from the Morefield Pegmatite"]; Richards, R. P., Kearns, L. E., & Cook, W. R. (1998). Morphology of Chiolite twins from the Morefield mine, Amelia County, Virginia. Canadian mineralogist, 36, 1009-1016.
'Thorogummite'
Reference: Fred E Davis collection; Fred E Davis collection.
Photo: © FED '17. Thorogummite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Titanite
Reference: USGS Bulletin 248B (1952)
Topaz
Reference: Rocks & Min.: 8:143-144.; Richards, R. P., Kearns, L. E., & Cook, W. R. (1998). Morphology of Chiolite twins from the Morefield mine, Amelia County, Virginia. Canadian mineralogist, 36, 1009-1016.
Photo: © Brander Robinson. Topaz from Morefield Mine, Winterham, Amelia Co., Virginia, USA
'Tourmaline'
Reference: Arthur A. Pegau (1932) Pegmatite Deposits of Virginia. Virginia Geological Survey; Bulletin 33.
Triplite
Reference: Minerals of Virginia 1990 by R. V. Dietrich
Photo: © . Triplite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Uraninite
Reference: Fred E Davis collection; Fred E Davis collection.
Photo: © FED '17. Uraninite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Weddellite
Reference: Rocks & Minerals 79:4 p 256
'Zinnwaldite'
Reference: USGS Bulletin 248B (1952)
Photo: Zinnwaldite from Morefield Mine, Winterham, Amelia Co., Virginia, USA
Zircon
Reference: [Virginia Minerals, Vol 46:2]; Arthur A. Pegau (1932) Pegmatite Deposits of Virginia. Virginia Geological Survey; Bulletin 33.
Photo: Zircon from Morefield Mine, Winterham, Amelia Co., Virginia, USA

References

Rocks & Minerals (1933): 8: 143-144.

USGS Bulletin 248B (1952).

Brown, W.R. (1962) Mica and Feldspar Deposits of Virginia.

Penick, D. Allen, Jr. (1985): Virginia Mineral Locality Index. Rocks and Minerals: 60(4): 165.

Sweet, P.C. and Penick, D.A., Jr. (1986), Morefield Pegmatite Mine Reopens - Virginia's only Active Underground Gem Mine.

Kearns, Lance E. (1993), Minerals of the Morefield Pegmatite, Amelia County, Virginia. Rocks & Minerals: 68(4): 232-242.

Kearns, Lance E. (1995), Alumino-fluorides from the Morefield pegmatite, Amelia County, Virginia. Mineralogical Record: 26(6): 551-556.

O’Neill, K. A.; Nowak, B. A.; Johnson, C. B.; Kearns, L. E. (1996), Contributed Papers in Specimen Mineralogy: 22nd Rochester Mineralogical Symposium, Mineral Chemistry of Micas and Amazonite: The Morefield Pegmatite, Amelia, Virginia. Rocks & Minerals: 71(3): 198-199.

Virginia Minerals, Virginia Division of Mineral Resources, Charlottesville, Virginia: 32(2).

Virginia Division of Mineral Resources Report 3, Charlottesville, Virginia: 59-60, 61-94.

Virginia Geologic Survey Bulletin 33.

Virginia Minerals, Vol. 46.

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