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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Quartz from
Greenhorn Mine (Greenhorn vein; Willow Creek Mines Inc.; Warren Brothers), French Gulch, French Gulch Mining District, Klamath Mountains, Shasta County, California, USA


Locality type:Mine
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Greenhorn Mine (Greenhorn vein; Willow Creek Mines Inc.; Warren Brothers), French Gulch, French Gulch Mining District, Klamath Mountains, Shasta County, California, USA
Data Identifiers
Mindat Occurrence Record ID:333238
Long-form Identifier:1:3:333238:2
GUID (UUID V4):0
Nearest other occurrences of Quartz
1.5km (1.0 miles) ⓘSouth Star Mine, French Gulch, French Gulch Mining District, Klamath Mountains, Shasta County, California, USA
2.4km (1.5 miles) ⓘEl Dorado Mine (El Dorado vein; Conner; Eureka), Merry Mountain, French Gulch, French Gulch Mining District, Klamath Mountains, Shasta County, California, USA
2.9km (1.8 miles) ⓘDouble Header Mine (Celestine Mine), French Gulch, French Gulch Mining District, Klamath Mountains, Shasta County, California, USA
5.0km (3.1 miles) ⓘSummit Mine (Summit and Montezuma Mine; Summit Gulch Mine; Summit vein), Summit Gulch, Deadwood area, French Gulch Mining District, Klamath Mountains, Shasta County, California, USA
5.3km (3.3 miles) ⓘHalcyron Mine (Haleyon Mine), French Gulch, French Gulch Mining District, Klamath Mountains, Shasta County, California, USA
5.5km (3.4 miles) ⓘTom Green Mine (Tom Green vein; Sysonby; Green; Honey Bee; Twenty Grand), Deadwood area, French Gulch Mining District, Klamath Mountains, Shasta County, California, USA
5.8km (3.6 miles) ⓘBulwer and Virginia Mine, Deadwood area, French Gulch Mining District, Klamath Mountains, Shasta County, California, USA
5.9km (3.7 miles) ⓘWertz Mine (Ike Wertz prospect), Deadwood area, French Gulch Mining District, Klamath Mountains, Shasta County, California, USA
6.1km (3.8 miles) ⓘSt. Jude Mine (Vogt Mine; Philadelphia and Roosevelt Mine [?]), French Gulch, French Gulch Mining District, Klamath Mountains, Shasta County, California, USA
6.5km (4.0 miles) ⓘStar of the East Mine, Deadwood, Deadwood Mining District, Klamath Mountains, Trinity County, California, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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