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Opal from
San Luis Range Diatomite Mine, Los Osos, San Luis Obispo County, California, USA


Locality type:Mine
Classification
Species:Opal
Formula:SiO2 · nH2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Opal data
Locality Data:Click here to view San Luis Range Diatomite Mine, Los Osos, San Luis Obispo County, California, USA
Data Identifiers
Mindat Occurrence Record ID:1002139
Long-form Identifier:1:3:1002139:4
GUID (UUID V4):0
Nearest other occurrences of Opal
1.8km (1.1 miles) ⓘIncello Company property (Thompson Reid Estate; U.S. Refractories Company), Los Osos, San Luis Obispo County, California, USA
3.0km (1.8 miles) ⓘFerrell deposit, Los Osos, San Luis Obispo County, California, USA
15.1km (9.4 miles) ⓘEstrella Mine, Chorro, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
19.1km (11.9 miles) ⓘLos Penascos Ranch deposit (Los Pemascos Ranch deposit), Shell Beach, San Luis Obispo County, California, USA
22.4km (13.9 miles) ⓘPismo Heights Company property, Pismo Beach, San Luis Obispo County, California, USA
25.0km (15.5 miles) ⓘUnnamed diatomite deposit [1], San Luis Obispo, San Luis Obispo County, California, USA
29.1km (18.1 miles) ⓘUnnamed diatomite deposit [2], Arroyo Grande, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
35.7km (22.2 miles) ⓘOceanic Mine, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
42.9km (26.7 miles) ⓘNipomo, San Luis Obispo County, California, USA
61.1km (38.0 miles) ⓘCalifornia Kieselguhr Company Mine, Bradley, Santa Lucia Mts (Santa Lucia Range), Monterey County, California, USA
References
Minobras (1973), Southern California Industrial Minerals: 91
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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