Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Biotite from
San Pedro Mine, New Placers District, Santa Fe County, New Mexico, USA


Locality type:Mine
Classification
Species:'Biotite' (not an IMA approved species)
Formula:K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view San Pedro Mine, New Placers District, Santa Fe County, New Mexico, USA
Data Identifiers
Mindat Occurrence Record ID:853552
Long-form Identifier:1:3:853552:8
GUID (UUID V4):0
Nearest other occurrences of Biotite
7.0km (4.3 miles) ⓘLucas Mine (Old Reliable Mine; Pat Collins Mine), Old Placers District, Santa Fe County, New Mexico, USA
36.9km (22.9 miles) ⓘCerro Seguro, La Bajada Mining District, Santa Fe County, New Mexico, USA
39.9km (24.8 miles) ⓘCienguilla, La Bajada Mining District, Santa Fe County, New Mexico, USA
67.7km (42.1 miles) ⓘCerro Colorado, Bernalillo County, New Mexico, USA
75.2km (46.7 miles) ⓘPecos Mine (Hamilton Mine; Cowles Mine), Willow Creek District, San Miguel County, New Mexico, USA
78.6km (48.8 miles) ⓘSparks-Stone pegmatite, Elk Mountain Mining District, San Miguel County, New Mexico, USA
91.5km (56.9 miles) ⓘAzure-Rising Sun mine, Hadley, San Miguel County, New Mexico, USA
99.1km (61.6 miles) ⓘGood Hope mine, San Miguel County, New Mexico, USA
References
W. W., Jr Atkinson and Sherman P. Marsh (2012) The San Pedro mine - a record of the history, geology, and mineral collection. New Mexico Mineral Symposium Socorro, NM November 10-11, 2012 Abstracts pp. 22-23.
 
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