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
McPhaul prospect (McPhall prospect), Dome Mining District (Gila City Mining District), Yuma County, Arizona, USA


Locality type:Prospect
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view McPhaul prospect (McPhall prospect), Dome Mining District (Gila City Mining District), Yuma County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:520473
Long-form Identifier:1:3:520473:1
GUID (UUID V4):0
Nearest other occurrences of Quartz
16.6km (10.3 miles) ⓘThree C's Mine (Duncan Mine; Trio Mine), Bard, Potholes Mining District, Chocolate Mountains, Imperial County, California, USA
17.2km (10.7 miles) ⓘRed Knob Mine (Red Knob prospect; Red Knob claims), Muggins Mountains uranium prospects, Muggins Mining District, Muggins Mountains, Yuma County, Arizona, USA
24.4km (15.2 miles) ⓘBlue Butte prospect, Barry M. Goldwater Air Force Range, Fortuna Mining District (La Fortuna Mining District), Yuma County, Arizona, USA
24.5km (15.2 miles) ⓘRainbow Mine [2] (Hess claim; El Lucerne; El Lucero claim; La Fortuga No. 1 claim; La Fortuga No. 2 claim; Missing Link claim; Hess Mine; Cuidadela claim), Pebble Mountain, Picacho Mining District, Chocolate Mountains, Imperial County, California, USA
29.4km (18.3 miles) ⓘCastle Dome Mining District, Castle Dome Mountains, Yuma County, Arizona, USA
30.2km (18.8 miles) ⓘWanamaker prospect, Wellton Hills, La Posa Mining District (Wellton Mining District; Wellton Hills Mining District), Wellton Hills-Copper Mountains, Yuma County, Arizona, USA
33.9km (21.1 miles) ⓘStoneface prospect (Stone Face prospect), Pasadena Mountain, Cargo Muchacho Mining District (Hedges Mining District; Ogilby Mining District), Cargo Muchacho Mountains, Imperial County, California, USA
34.1km (21.2 miles) ⓘMcMahan prospect, Coyote Wash, La Posa Mining District (Wellton Mining District; Wellton Hills Mining District), Wellton Hills-Copper Mountains, Yuma County, Arizona, USA
34.4km (21.4 miles) ⓘQuien Sabe prospect (Quion Sabe prospect), Picacho Peak, Picacho Mining District, Chocolate Mountains, Imperial County, California, USA
34.5km (21.4 miles) ⓘStone Face prospect, Pasadena Mountain, Cargo Muchacho Mining District (Hedges Mining District; Ogilby Mining District), Cargo Muchacho Mountains, Imperial County, California, USA
References
MRDS database Dep. ID file #10027239, MRDS ID #M002579.
 
and/or  
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