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Biotite from
Little Joe No. 2 adit (Joe 2 adit; Little Joe II adit), Stewart Mine (MS 6162; Stewart Lithia mine), Tourmaline Queen Mountain (Pala Mtn; Queen Mtn), Pala, Pala Mining District, San Diego Co., California, USA

Locality type:Adit
Classification
Species:'Biotite' (not an IMA approved species)
Formula:K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Confirmation
Validity:Believed Valid
References
References:Sheppard, J. B. (2008), History of the surface prospects and underground mining developments made along the northern portion of the Stewart pegmatite; personal communication with Scott L. Ritchie, San Diego Mining Company (SDMC). June/July.
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Little Joe No. 2 adit (Joe 2 adit; Little Joe II adit), Stewart Mine (MS 6162; Stewart Lithia mine), Tourmaline Queen Mountain (Pala Mtn; Queen Mtn), Pala, Pala Mining District, San Diego Co., California, USA
Nearest other occurrences of Biotite
0.1km (0.0 miles) Little Joe adit, Stewart Mine (MS 6162; Stewart Lithia mine), Tourmaline Queen Mountain (Pala Mtn; Queen Mtn), Pala, Pala Mining District, San Diego Co., California, USA
1.0km (0.6 miles) Tourmaline Queen Mine (MS 6458; Queen mine; Tourmaline Queen group; Tourmaline Queen No. 1 claim; Tourmaline Queen No. 2 claim; Tourmaline Queen No. 3 claim), Tourmaline Queen Mountain (Pala Mtn; Queen Mtn), Pala, Pala Mining District, San Diego Co., California, USA
1.3km (0.8 miles) Tourmaline King Mine (Gem claim; King mine; MS 4500; MS 4926; Schuyler mine; Wilke mine), Tourmaline Queen Mountain (Pala Mtn; Queen Mtn), Pala, Pala Mining District, San Diego Co., California, USA
16.7km (10.4 miles) Mack Mine (John Mac mine; Mac mine; San Luis Rey claim), Rincon Mountain, Rincon, Rincon Mining District, San Diego Co., California, USA
17.5km (10.9 miles) Victor Mine (Big Buck mine; Big Buck prospect), Rincon Mountain, Rincon, Rincon Mining District, San Diego Co., California, USA
17.6km (10.9 miles) Clark Mine, Rincon Mountain, Rincon, Rincon Mining District, San Diego Co., California, USA
30.1km (18.7 miles) Rose Quartz Mine (Patton lode; Patten lode; Powers group; Crystal Quartz; White Quartz; Sante Fe Gem), Mesa Grande, Mesa Grande Mining District, San Diego Co., California, USA
31.1km (19.3 miles) Himalaya Mine (Himalaya dikes; Himalaya pegmatite), Gem Hill, Mesa Grande Mining District, San Diego Co., California, USA
33.4km (20.7 miles) Anita Mine (Magee Mine; Magee & Dougherty Mine; Sage Mine), Red Mountain, Cahuilla Mining District, Riverside Co., California, USA
33.9km (21.0 miles) Juan Diego Mine No. 1 (Juan Diego No. 1 deposit; Rainbow Mine; Rainbow prospects), Little Cahuilla Mountain, Cahuilla Mining District, Riverside Co., California, USA
 
Mineral and/or Locality  
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