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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Magnetite from
Columbia Mine (Hum Bug Creek placers), Hum Bug Creek, Hum Bug Mining District, Bradshaw Mountains (Bradshaw Range), Yavapai County, Arizona, USA


Locality type:Placer
Classification
Species:Magnetite
Formula:Fe2+Fe23+O4
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Magnetite data
Locality Data:Click here to view Columbia Mine (Hum Bug Creek placers), Hum Bug Creek, Hum Bug Mining District, Bradshaw Mountains (Bradshaw Range), Yavapai County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:438375
Long-form Identifier:1:3:438375:8
GUID (UUID V4):0
Nearest other occurrences of Magnetite
12.5km (7.7 miles) ⓘC and W prospect (C and W group of claims; C and W claims), Castle Creek region, Yavapai County, Arizona, USA
15.0km (9.3 miles) ⓘBig Boulder & Iron Ridge prospect (Iron Ridge deposit; Big Boulder deposit), Maricopa County, Arizona, USA
16.1km (10.0 miles) ⓘWasson Peak-Orobelle occurrence, Yavapai County, Arizona, USA
18.0km (11.2 miles) ⓘBig Reef Mine (Green Dragon Mine), Yavapai County, Arizona, USA
20.1km (12.5 miles) ⓘAsh Creek Magnetite Taconite occurrence, Yavapai County, Arizona, USA
20.1km (12.5 miles) ⓘSpringfield Mine (Springfield group; Springfield shaft; Venus claim; Gorilla claim), Crown King, Pine Grove Mining District, Bradshaw Mountains (Bradshaw Range), Yavapai County, Arizona, USA
21.2km (13.2 miles) ⓘBlack Canyon occurrence, Black Canyon (Black Canyon Creek), Bumble Bee, Black Canyon Mining District, Wickenburg Mountains, Yavapai County, Arizona, USA
21.7km (13.5 miles) ⓘBlack Canyon placers, Black Canyon (Black Canyon Creek), Bumble Bee, Black Canyon Mining District, Wickenburg Mountains, Yavapai County, Arizona, USA
22.1km (13.7 miles) ⓘHoward Copper Company property area, Black Canyon, Black Canyon Mining District, Wickenburg Mountains, Yavapai County, Arizona, USA
22.1km (13.7 miles) ⓘPikes Peak prospect (Pikes Peak claims; Bessemer Mine; Iron Age Mine; Pig Iron Mine), Pikes Peak Mining District, Maricopa County, Arizona, USA
References
MRDS database Dep. ID #10038173, MRDS ID #M045469.
 
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