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Cogwheels of bournonite are up against colourful vesuvianite.
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Titanite from
Hillsdale Mine (Chaboya-Hillsdale Mine; San Juan Bautista Mine; San Juan Mine; San Juan Quicksilver Mine; Sheboya Mine; Chapman Mine; Oak Hill Mine), Oak Hill, San Jose, Santa Clara County, California, USA


Locality type:Mine
Classification
Species:Titanite
Formula:CaTiO(SiO4)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Titanite data
Locality Data:Click here to view Hillsdale Mine (Chaboya-Hillsdale Mine; San Juan Bautista Mine; San Juan Mine; San Juan Quicksilver Mine; Sheboya Mine; Chapman Mine; Oak Hill Mine), Oak Hill, San Jose, Santa Clara County, California, USA
Data Identifiers
Mindat Occurrence Record ID:980775
Long-form Identifier:1:3:980775:4
GUID (UUID V4):0
Nearest other occurrences of Titanite
18.2km (11.3 miles) Calaveras Valley, Santa Clara County, California, USA
34.7km (21.5 miles) Pine Flat Road area, Bonny Doon, Santa Cruz County, California, USA
38.0km (23.6 miles) Pacific Cement and Aggregate Company quarry, Santa Cruz, Santa Cruz County, California, USA
48.9km (30.4 miles) Buckeye Mine (Buckeye Mines; Wright Mine), Mount Oso, Ladd-Buckeye Mining District, Stanislaus County, California, USA
80.9km (50.3 miles) Berkeley Country Club, El Cerrito, Contra Costa County, California, USA
88.5km (55.0 miles) Reed Station, Tiburon Peninsula, Marin County, California, USA
References
 
and/or  
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