Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Galena from
Pacific Cement and Aggregate Company quarry, Santa Cruz, Santa Cruz County, California, USA


Locality type:Quarry
Classification
Species:Galena
Formula:PbS
Confirmation
Validity:Believed Valid
Associated Minerals:
Associates:Cerussite
Data
Mineral Data:Click here to view Galena data
Locality Data:Click here to view Pacific Cement and Aggregate Company quarry, Santa Cruz, Santa Cruz County, California, USA
Data Identifiers
Mindat Occurrence Record ID:135253
Long-form Identifier:1:3:135253:5
GUID (UUID V4):0
Nearest other occurrences of Galena
28.5km (17.7 miles) ⓘNew Almaden Mine (New Almaden Mines), New Almaden, New Almaden Mining District, Santa Clara County, California, USA
28.6km (17.8 miles) ⓘGuadalupe Mine, New Almaden, New Almaden Mining District, Santa Clara County, California, USA
49.2km (30.6 miles) ⓘUnnamed Pb occurrence [1], Portola Valley, San Mateo County, California, USA
References
Gross, Eugene B., Chesterman, Charles W., Dunning, Gail, Cooper, Joseph F. (1967) Mineralogy of the Kalkar quarry, Santa Cruz, California, in Short Contributions to California Geology. Special Report 92, California Division of Mines & Geology. 3-10
Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.
 
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