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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Calcite from
White Knob Quarry, Lucerne Valley, Lucerne Valley Limestone District, San Bernardino County, California, USA


Locality type:Quarry
Classification
Species:Calcite
Formula:CaCO3
Luminescent properties:orange
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Wollastonite17
Aragonite7
Piemontite4
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view White Knob Quarry, Lucerne Valley, Lucerne Valley Limestone District, San Bernardino County, California, USA
Data Identifiers
Mindat Occurrence Record ID:680693
Long-form Identifier:1:3:680693:4
GUID (UUID V4):0
Nearest other occurrences of Calcite
7.8km (4.9 miles) ⓘGreen Lead Mine (Greenlead Mine), Fawnskin (Grout), Bear Valley District, San Bernardino County, California, USA
8.0km (5.0 miles) ⓘDesert View Mine, Fawnskin (Grout), Bear Valley District, San Bernardino County, California, USA
18.2km (11.3 miles) ⓘCarbonate Mine (Carbonate Hill Mine; Red Jeep Mine), Big Bear City, Bear Valley District, San Bernardino County, California, USA
22.0km (13.7 miles) ⓘSanta Fe Mines (Black Hawk; Santa Fe; Lady Alice; Cliff; Lookout and Opera; Arlington; Calumet; Calle De Oro; Hecla), Silver Peak [1], Blackhawk District (Silver Reef District), San Bernardino County, California, USA
33.4km (20.8 miles) ⓘRose and Monte Cristo Mine (Rose Mine; Christie), Rose Mine (Rose and Monte Cristo; Christie; Homestake Mine), Tip Top Mountain, Baldwin Lake District, San Bernardino County, California, USA
33.5km (20.8 miles) ⓘRose Mine (Rose and Monte Cristo; Christie; Homestake Mine), Tip Top Mountain, Baldwin Lake District, San Bernardino County, California, USA
34.0km (21.1 miles) ⓘGold Belt Mine (Gold Peak; McGinnis), Goat Mountain, Ord Mountains, Ord Mining District, San Bernardino County, California, USA
37.5km (23.3 miles) ⓘCarbonate Mine, Oro Grande, Oro Grande Mining District, San Bernardino County, California, USA
40.1km (24.9 miles) ⓘEngland claim, Ord Mountain Mine (Ord Mountain Mine System; Ord Mine; Ord Mountain deposits; Osborn; Rio Vista claim; Brilliant claim; Josephine claim; Belgium claim; Copper Junction claim), Ord Mountain, Ord Mountains, Ord Mining District, San Bernardino County, California, USA
40.1km (24.9 miles) ⓘOrd Mountain Mine (Ord Mountain Mine System; Ord Mine; Ord Mountain deposits; Osborn; Rio Vista claim; Brilliant claim; Josephine claim; Belgium claim; Copper Junction claim), Ord Mountain, Ord Mountains, Ord Mining District, San Bernardino County, California, USA
References
Petrov, Alfredo (n.d.) Personal Communication.
Howard H. J. (2011) Geology and fluorescent minerals in the White Knob Quarry Lucerne Valley, California. in Lasemi, Z., & Mikulic, D. G. (2011). The 47th Forum on the Geology of Industrial Minerals. p10
 
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