Vote for your favorite mineral in #MinCup26! - Monazite-(Ce) vs. Andalusite
It's a showdown with rare earth elemental ore Monazite-(Ce) and index mineral Andalusite.
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Microcline from
Mason Valley Gem claim, Mason Valley, Banner Mining District, San Diego County, California, USA


Locality type:Claim
Classification
Species:Microcline
Formula:K(AlSi3O8)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Microcline data
Locality Data:Click here to view Mason Valley Gem claim, Mason Valley, Banner Mining District, San Diego County, California, USA
Data Identifiers
Mindat Occurrence Record ID:880872
Long-form Identifier:1:3:880872:1
GUID (UUID V4):0
Nearest other occurrences of Microcline
8.6km (5.3 miles) ⓘRoyal Mine (Lithium Queen claim; Pandora deposit; Royal deposit; Thursday claim), Rodriguez Canyon, Banner Mining District, San Diego County, California, USA
31.9km (19.8 miles) ⓘLookout Mine (Hercules group; Lookout prospect; Upper Hercules mine), Ramona, Ramona Mining District, San Diego County, California, USA
31.9km (19.8 miles) ⓘHercules Mine (Beryl claim; Hercules claim; Hercules group; Hercules prospect), Ramona, Ramona Mining District, San Diego County, California, USA
32.0km (19.9 miles) ⓘLittle Three Mine, Little Three Mine area, Ramona, Ramona Mining District, San Diego County, California, USA
32.4km (20.1 miles) ⓘApollo Lode claim, Ramona, Ramona Mining District, San Diego County, California, USA
33.5km (20.8 miles) ⓘProspect Mine, Ramona, Ramona Mining District, San Diego County, California, USA
36.5km (22.7 miles) ⓘBeebe Hole Mine, Tule Mountain (Mount Tule; Tulley Mountain), Jacumba, San Diego County, California, USA
36.5km (22.7 miles) ⓘPack Rat Mine, Tule Mountain (Mount Tule; Tulley Mountain), Jacumba, San Diego County, California, USA
40.1km (24.9 miles) ⓘMesa Grande Mine, Gem Hill, Mesa Grande Mining District, San Diego County, California, USA
40.2km (25.0 miles) ⓘSan Diego Mine, Gem Hill, Mesa Grande Mining District, San Diego County, California, USA
References
Hilton, J. W. (1939): Mine that has everything, except gem stones. In: The Desert Magazine, Volume 3, November 1939, p. 28.
 
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