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Serpentine Subgroup from
Yordi Ranch deposit (Ekert Ranch), Cloverdale, West Mayacmas Mining District, Sonoma County, California, USA


Locality type:Deposit
Classification
Species:'Serpentine Subgroup' (not an IMA approved species)
Formula:D3[Si2O5](OH)4
Confirmation
Validity:Believed Valid
Associated Minerals:
Associates:Magnesite
Data
Mineral Data:Click here to view Serpentine Subgroup data
Locality Data:Click here to view Yordi Ranch deposit (Ekert Ranch), Cloverdale, West Mayacmas Mining District, Sonoma County, California, USA
Data Identifiers
Mindat Occurrence Record ID:686029
Long-form Identifier:1:3:686029:5
GUID (UUID V4):0
Nearest other occurrences of Serpentine Subgroup
11.6km (7.2 miles) ⓘRosenhahnite occurrence, Russian River, Cloverdale area, Mendocino County, California, USA
13.8km (8.6 miles) ⓘHixon Ranch (Vassar Ranch), Pieta, Mendocino County, California, USA
18.0km (11.2 miles) ⓘLytton, Sonoma County, California, USA
19.7km (12.2 miles) ⓘOccidental prospect, Duncan Springs, Coastal Range, California, USA
20.5km (12.7 miles) ⓘValley Oaks Ranch Mine (Janusz B prospect; Janusz Mining Company Mine; Janusz Mine), Hopland, Coastal Range, California, USA
20.9km (13.0 miles) ⓘSocrates Mine, Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA
20.9km (13.0 miles) ⓘSonoma Magnesite Mine (Sonoma Magnesite property; Red Slide Mine), Venado, Coast Range, Sonoma County, California, USA
22.1km (13.7 miles) ⓘLaton Mine (Layton Mine; Parmeter Ranch; Yellow Streak Mine; Burl prospect; Lone Bird prospect; Slats prospect; Serpentine prospect; Rattlesnake claim; Red Slide claim), Cazadero, Coast Range, Sonoma County, California, USA
31.8km (19.8 miles) ⓘGreat Western Mine (Laguna Western; Black Bart Mine; Tucker lease), Great Western-Mirabel group, Middletown, East Mayacmas Mining District, Lake County, California, USA
35.6km (22.1 miles) ⓘMirabel Mine, Middletown, East Mayacmas Mining District, Lake County, California, USA
References
Hess, Frank L. (1908b), The magnesite deposits of California: USGS Bulletin 355, 67 pp.: 23
Bradley, W.W. (1925), Magnesite in California: California Mining Bureau. Bulletin 79: 89-97
Honke, Martin T., Jr. & Wm. E. Ver Planck, Jr. (1950), Mines and mineral resources of Sonoma County, California: California Journal of Mines and Geology: 46(1): 95-96
Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.
 
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