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Thomas Mountain [town], Cahuilla District, Riverside Co., California, USA

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Detailed Mineral List:

Elbaite
Formula:	Na(Li_1.5Al_1.5)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)
Locality:	Columbia Mine (April Fool claim; Belo Horizonte mine; California mine; Columbia Gem mine; Desert Rose claim; San Jacinto mine), Thomas Mountain, Thomas Mountain [town], Cahuilla District, Riverside Co., California, USA







'Feldspar Group'
Locality:	Columbia Mine (April Fool claim; Belo Horizonte mine; California mine; Columbia Gem mine; Desert Rose claim; San Jacinto mine), Thomas Mountain, Thomas Mountain [town], Cahuilla District, Riverside Co., California, USA








~~Fluorite~~
Formula:	CaF₂
Locality:	Columbia Mine (April Fool claim; Belo Horizonte mine; California mine; Columbia Gem mine; Desert Rose claim; San Jacinto mine), Thomas Mountain, Thomas Mountain [town], Cahuilla District, Riverside Co., California, USA







'Mica Group'
Locality:	Columbia Mine (April Fool claim; Belo Horizonte mine; California mine; Columbia Gem mine; Desert Rose claim; San Jacinto mine), Thomas Mountain, Thomas Mountain [town], Cahuilla District, Riverside Co., California, USA








Quartz
Formula:	SiO₂
Locality:	Columbia Mine (April Fool claim; Belo Horizonte mine; California mine; Columbia Gem mine; Desert Rose claim; San Jacinto mine), Thomas Mountain, Thomas Mountain [town], Cahuilla District, Riverside Co., California, USA







Quartz var: Rose Quartz
Locality:	Columbia Mine (April Fool claim; Belo Horizonte mine; California mine; Columbia Gem mine; Desert Rose claim; San Jacinto mine), Thomas Mountain, Thomas Mountain [town], Cahuilla District, Riverside Co., California, USA








Quartz var: Smoky Quartz
Formula:	SiO₂
Locality:	Columbia Mine (April Fool claim; Belo Horizonte mine; California mine; Columbia Gem mine; Desert Rose claim; San Jacinto mine), Thomas Mountain, Thomas Mountain [town], Cahuilla District, Riverside Co., California, USA







Schorl
Formula:	Na(Fe²⁺₃)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)
Locality:	Columbia Mine (April Fool claim; Belo Horizonte mine; California mine; Columbia Gem mine; Desert Rose claim; San Jacinto mine), Thomas Mountain, Thomas Mountain [town], Cahuilla District, Riverside Co., California, USA







Spinel
Formula:	MgAl₂O₄
Locality:	Unspecified Spinel occurrence, Thomas Mountain, Thomas Mountain [town], Cahuilla District, Riverside Co., California, USA







'Tourmalinated Quartz'
Locality:	Columbia Mine (April Fool claim; Belo Horizonte mine; California mine; Columbia Gem mine; Desert Rose claim; San Jacinto mine), Thomas Mountain, Thomas Mountain [town], Cahuilla District, Riverside Co., California, USA








'Tourmaline'
Formula:	A(D₃)G₆(T₆O₁₈)(BO₃)₃Y₃Z
Locality:	Columbia Mine (April Fool claim; Belo Horizonte mine; California mine; Columbia Gem mine; Desert Rose claim; San Jacinto mine), Thomas Mountain, Thomas Mountain [town], Cahuilla District, Riverside Co., California, USA







'Tourmaline var: Achroite'
Locality:	Columbia Mine (April Fool claim; Belo Horizonte mine; California mine; Columbia Gem mine; Desert Rose claim; San Jacinto mine), Thomas Mountain, Thomas Mountain [town], Cahuilla District, Riverside Co., California, USA








'Tourmaline var: Indicolite'
Locality:	Columbia Mine (April Fool claim; Belo Horizonte mine; California mine; Columbia Gem mine; Desert Rose claim; San Jacinto mine), Thomas Mountain, Thomas Mountain [town], Cahuilla District, Riverside Co., California, USA








'Tourmaline var: Rubellite'
Locality:	Columbia Mine (April Fool claim; Belo Horizonte mine; California mine; Columbia Gem mine; Desert Rose claim; San Jacinto mine), Thomas Mountain, Thomas Mountain [town], Cahuilla District, Riverside Co., California, USA








'Tourmaline var: Verdelite'
Locality:	Columbia Mine (April Fool claim; Belo Horizonte mine; California mine; Columbia Gem mine; Desert Rose claim; San Jacinto mine), Thomas Mountain, Thomas Mountain [town], Cahuilla District, Riverside Co., California, USA








'Tourmaline var: Watermelon Tourmaline'
Locality:	Columbia Mine (April Fool claim; Belo Horizonte mine; California mine; Columbia Gem mine; Desert Rose claim; San Jacinto mine), Thomas Mountain, Thomas Mountain [town], Cahuilla District, Riverside Co., California, USA

16 entries listed. 4 valid minerals. 1 erroneous literature entry.

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Copyright © Jolyon Ralph and Ida Chau 1993-2011. Jobs in California, USA Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 28th Jun 2011 01:10:47