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Microcline from
Red Boulder No. 1 prospect (Unnamed REE-U-Th occurrence [1]), One Hole Spring, Bighorn Mountains, San Bernardino Co., California, USA

Locality type:Prospect
Classification
Species:Microcline
Formula:K(AlSi3O8)
Confirmation
Validity:Believed Valid
References
References:Hewett, Donnel Foster, Stone, J., and Levine, H. (1957) Brannerite from San Bernardino County, California. American Mineralogist: 42: 30-38.
Data
Mineral Data:Click here to view Microcline data
Locality Data:Click here to view Red Boulder No. 1 prospect (Unnamed REE-U-Th occurrence [1]), One Hole Spring, Bighorn Mountains, San Bernardino Co., California, USA
Nearest other occurrences of Microcline
28.1km (17.4 miles) Desert View Mine, Fawnskin (Grout), Bear Valley District, San Bernardino Mountains, San Bernardino Co., California, USA
34.4km (21.4 miles) White Knob Quarry, Lucerne Valley, Lucerne Valley Limestone District, San Bernardino Co., California, USA
38.5km (23.9 miles) Unnamed Piemontite occurrence [1] (San Gorgonio Pass), Whitewater (White Water), San Bernardino Mountains, Riverside Co., California, USA
73.4km (45.6 miles) Music Valley, Dale District (Virginia Dale District), Pinto Mountains, Riverside Co., California, USA
74.9km (46.5 miles) Southern Pacific Silica Quarry (Southern Pacific deposit; Nuevo Mine; Southern Pacific Quarry; S.P. Silica Quarry; S.P. Mine; Nuevo Quarry), Nuevo, Lakeview Mountains, Riverside Co., California, USA
75.2km (46.7 miles) Commercial Quarry, Sky Blue Hill, Crestmore quarries, Crestmore, Riverside Co., California, USA
75.4km (46.9 miles) Wet Weather Quarry, Sky Blue Hill, Crestmore quarries, Crestmore, Riverside Co., California, USA
79.0km (49.1 miles) Jensen Quarry (Oak Quarry), Jurupa Mountains, Jurupa Valley, Riverside Co., California, USA
79.0km (49.1 miles) Crown Jewel Mine, Bautista Canyon, Cahuilla Mining District, Riverside Co., California, USA
80.1km (49.8 miles) Anita Mine (Magee Mine; Magee & Dougherty Mine; Sage Mine), Red Mountain, Cahuilla Mining District, Riverside Co., California, USA
 
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