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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Siderite from
Dakota shaft, Amole Mining District, Tucson Mountains, Pima County, Arizona, USA


Locality type:Shaft
Classification
Species:Siderite
Formula:FeCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Siderite data
Locality Data:Click here to view Dakota shaft, Amole Mining District, Tucson Mountains, Pima County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:538290
Long-form Identifier:1:3:538290:3
GUID (UUID V4):0
Nearest other occurrences of Siderite
11.3km (7.0 miles) ⓘOld Mission Mine, Amole Mining District, Tucson Mountains, Pima County, Arizona, USA
28.5km (17.7 miles) ⓘTwin Buttes Mine, Twin Buttes, Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
48.9km (30.4 miles) ⓘIron Mask Mine (Iron Mask prospect; McCleary prospect; Littleshot prospect), Jackson Mine group (McCleary group; Old Baldy Copper Mine; Rosa Mine; Hickory; Decatur), Jackson Canyon, Old Baldy Mining District, Pima County, Arizona, USA
49.8km (30.9 miles) ⓘJackson Mine group (McCleary group; Old Baldy Copper Mine; Rosa Mine; Hickory; Decatur), Jackson Canyon, Old Baldy Mining District, Pima County, Arizona, USA
54.7km (34.0 miles) ⓘCerro Colorado Mine (Heintzelman Mine; Silver Queen Mine), Cerro Colorado Mining District, Cerro Colorado Mountains, Pima County, Arizona, USA
55.3km (34.4 miles) ⓘForty-nine Mine, Prince Mine group, Hilton Mines, Copper Camp, Hilton (Lead Mountain), Empire Mining District, Empire Mountains, Pima County, Arizona, USA
55.4km (34.4 miles) ⓘChief Mine, Prince Mine group, Hilton Mines, Copper Camp, Hilton (Lead Mountain), Empire Mining District, Empire Mountains, Pima County, Arizona, USA
56.1km (34.9 miles) ⓘGlove Mine (Sunrise Mine), Glove Mine group (Zombie & Zeco claims; Festiago-Franklin; Blacksmith adit), Cottonwood Canyon, Tyndall Mining District, Santa Cruz County, Arizona, USA
56.3km (35.0 miles) ⓘHilton Mines, Copper Camp, Hilton (Lead Mountain), Empire Mining District, Empire Mountains, Pima County, Arizona, USA
57.9km (36.0 miles) ⓘTotal Wreck Mine, Cienega Creek, The Narrows, Empire Mining District, Empire Mountains, Pima County, Arizona, USA
References
MRDS database Dep. ID file #10039731, MRDS ID #M050739.
 
and/or  
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