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Mayacmas Mts (Mayacamas Mts), Sonoma Co., California, USA

Latitude: 38°40'10"N
Longitude: 122°38'0"W
A mountain range that is part of the Inner Coast Ranges among the northern California coast ranges. They lie S of the Mendocino Range, W of Clear Lake, and E of Ukiah, and extend south into Napa and Sonoma counties. The range stretches for 52 mi (80 km) in a NW-SE direction, and reach an elevation of 4,724 ft (1,440 m) above sea level at Cobb Mountain.

Mineral List

Mineral list contains entries from the region specified including sub-localities
Aegirine
Alunite
Alunogen
Ammonioalunite (TL)
Ammoniojarosite
Azurite
Baryte
Boussingaultite
Calcite
Chalcopyrite
'Chert'
'Chlorite Group'
Chromite
Cinnabar
'Clay'
Datolite
Dolomite
Edgarbaileyite
Eglestonite
Epidote
Epsomite
'Garnet'
Gypsum
Halotrichite
Hisingerite
Hydromagnesite
Idrialite
Jadeite
Kalinite
Kaolinite
var: Chrome-Kaolinite

Lawsonite
Letovicite
Magnesite
Mascagnite
Melanterite
Mercury
Metacinnabar
Metastibnite
Millerite
Montroydite
Neotocite
Omphacite
Opal
var: Diatomite
Pecoraite
Pectolite
Pentahydrite
Pickeringite
Prehnite
'Psilomelane'
'Pumpellyite'
Pyrite
Pyrolusite
Quartz
Quartz
var: Chalcedony

Rhodochrosite
Riebeckite
Riebeckite Group
var: Crocidolite

Sassolite
'Serpentine Group'
'var: Nickeliferous Serpentine'
Stellerite
Sulphur
Talc
Tiemannite
Titanite
Tremolite
Tridymite
Tschermigite
Voltaite
Vuagnatite
Wairakite


72 entries listed. 60 valid minerals. 1 type locality (valid mineral).

Localities in this Region

USA
USA

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Copyright © Jolyon Ralph and Ida Chau 1993-2013. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. 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 thousands 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: 10th May 2013 21:58:44
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