Opal From Utah, USA

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USA
Utah Beaver County Beaver ⓘ Unnamed Opal-AN occurrence [1]	[Opal-A var. Opal-AN] Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey
Lincoln Mining District ⓘ Creole Mine	Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey
ⓘ Milford	Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey
ⓘ Hyalite occurrence	[Opal-A var. Opal-AN] Rick Dalrymple
Roosevelt Hot Springs Mining District ⓘ Roosevelt Hot Springs	Petersen, C.A. (1975) Geology and geothermal potential of the Roosevelt Hot Springs area, Beaver County, Utah. Thesis for Master of Science, University of Utah: 49.
ⓘ Roosevelt Hot Springs Geothermal Resource Area	Moore, J. N. & Samberg, S. M. (1978) Geology of Roosevelt Hot Springs KGRA, Beaver County, Utah. Earth Science Laboratory, University of Utah Research Institute.Nielson, D. L.Sibbett, B. S.McKinney, D. B.Hulen, J. B.
ⓘ Ruby Violet claims	Nassau, K., Wood, D. L. (1968) An examination of red beryl from Utah. American Mineralogist, 53 (5-6) 801-806
San Francisco Mining District Frisco ⓘ Horn Silver Mine	Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey
San Francisco Mountains ⓘ Brimstone Mound	Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey
Box Elder County Crater Island Crater Island Mining District ⓘ Pass Occurrence	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Hogup Mountains ⓘ Kelton Butte Diatomite Occurrence	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Peplin Flats Diatomite Occurrence	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Daggett County Red Creek (Browns Park) ⓘ Yellow Canary Uranium deposit	[Opal-A var. Opal-AN] (2005) Mineral Resources Data System (MRDS), US Geological Survey.Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey
Uinta Mountains ⓘ Red Creek complex	[Opal-A var. Opal-AN] Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey
Emery County ⓘ Temple Mountain Mining District	[Opal-A var. Opal-AN] DANA R. KELLEY AND PAUL F. KERR (1958) URANO-ORGANIC ORE AT TEMPLE MOUNTAIN, UTAH. BULLETIN OF THE GEOLOGICAL SOCIETY OF AMERICA VOL. 69. PP. 701-756.Palache, Charles, Berman, Harry, Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Ect. John Wiley and Sons, New York.
Garfield County Hatch ⓘ Hillsdale Diatomite Occurrence	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Spry Mining District ⓘ Veater Mercury Prospect	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Grand County ⓘ Cisco	Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey
Iron County ⓘ Cedar City	Rolf Luetcke
Gold Springs Mining District (Hamlin Valley) ⓘ CIMA (Marietta; Stratton) Mine	Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey
Juab County East Tintic Mountains ⓘ Tintic Mining District	Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey
San Pitch Mountains ⓘ Orme property	Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey
ⓘ Thomas Range	T. Kennedy collection
ⓘ Buena no. 1 claim	Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey
ⓘ Garnet Basin	J. Holfert, W. Mroch, J. Fuller (1996) A Field Guide to Topaz and Associated Minerals of the Thomas Range, Utah (Topaz Mountain) Vol I HM Publishing 103pp
ⓘ Spor Mountain Mining District	Rockpick Legend
ⓘ Brush Wellman Mine	Luetcke, Rolf (n.d.) Personal communication.
ⓘ Nonella prospect	Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey Cox, D. C. (1954) Fluorspar deposits of Utah. USGS Bulletin: 1005Thurston, W. R.Staatz, M. H.
Starvation Canyon ⓘ Holfertite pit	Rick Dalrymple Collection
ⓘ Topaz Mountain	[Opal-A var. Opal-AN] Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey
ⓘ Autunite No. 8 claim	Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey Am.Min.: 45: 39-52
ⓘ The Cove (Topaz Valley)	[Opal-A var. Opal-AN] Greg Slak specimen
Millard County House Range ⓘ Diatomaceous Earth (MRDS - 10010745)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Piute County Antelope Range Henry Mining District (Durkee Mining District) ⓘ Prospector Mine (Sugar Daddy Incline)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Marysvale Mining District ⓘ J & L Alunite Mine	[Opal-A var. Opal-AN] Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey
ⓘ Silica Hills	Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey
Salt Lake County Bingham Mining District Bingham Canyon ⓘ Bingham Canyon Mine	North, Jerry (2010) Displays of Nature : History, Minerals & Crystals of Utah's Bingham Canyon Copper Mine.
ⓘ Galena Mine	Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey
ⓘ Old Jordan Mine 1863 (U. S. Mining Company 1899)	Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey
San Juan County White Canyon Mining District ⓘ Gonaway-North Point claim	USGS: Geological Survey Circular 217
Sevier County ⓘ Aurora	[Opal-A var. Opal-AN]
ⓘ Fish Lake	Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey
Tooele County Bingham Mining District ⓘ Carr Fork Mine	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Carr Fork Mine (Utah Apex Pre 1947)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Gold Hill Mining District (Clifton Mining District) Clifton ⓘ Monocco Mine	(2005) Mineral Resources Data System (MRDS), US Geological Survey.Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey
ⓘ Wilson Consolidated Mine	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Gold Hill Wash Prospect	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Gold Hill ⓘ Alvarado Mine	(2005) Mineral Resources Data System (MRDS), US Geological Survey.Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey
ⓘ Gold Hill Mine	Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey
ⓘ U.S. Mine	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Murphy-Lucky Strike Prospects	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Undine Mine	(2005) Mineral Resources Data System (MRDS), US Geological Survey.Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey
Grassy Mountains ⓘ Diatom Gulch Occurrence	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Lakeside Mining District ⓘ Delle Diatomaceous Earth Occurrence	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Stansbury Island ⓘ Diatomaceous Earth prospect	(2005) Mineral Resources Data System (MRDS), US Geological Survey.Tripp, B.T. (1980), On-site Investigation, Utah Geologic and Mineral Survey

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