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
Sherwood Mine (Reilly Lode; Green Mine), Cababi Mining District (Comobabi Mining District), Comobabi Mountains, Pima County, Arizona, USA


Locality type:Mine
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Sherwood Mine (Reilly Lode; Green Mine), Cababi Mining District (Comobabi Mining District), Comobabi Mountains, Pima County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:177692
Long-form Identifier:1:3:177692:8
GUID (UUID V4):0
Nearest other occurrences of Calcite
3.2km (2.0 miles) ⓘEmperor & Dutchess Mines, Cababi Mining District (Comobabi Mining District), Comobabi Mountains, Pima County, Arizona, USA
4.1km (2.6 miles) ⓘBadger Mine, Cababi Mining District (Comobabi Mining District), Comobabi Mountains, Pima County, Arizona, USA
4.9km (3.0 miles) ⓘJaeger Mine (Jaeger Group Mine; Akron Mine), Sells, Cababi Mining District (Comobabi Mining District), Comobabi Mountains, Pima County, Arizona, USA
7.7km (4.8 miles) ⓘMildren Mine (Mildren claim; Mildred Mine), Mildren Mine group, Ko Vaya, Cababi Mining District (Comobabi Mining District), Comobabi Mountains, Pima County, Arizona, USA
10.2km (6.4 miles) ⓘPicacho Mine (Cahuabi Mine; Cababi Mine), Sells, Cababi Mining District (Comobabi Mining District), Comobabi Mountains, Pima County, Arizona, USA
26.3km (16.4 miles) ⓘBen Lomond Mines (Ben Lomand Mines; Ben Leonard Mines; McKay Mine), Quijotoa Mining District, Quijotoa Mountains, Pima County, Arizona, USA
27.8km (17.3 miles) ⓘPeer and Peerless group (Quijotoa Mine), Ben Nevis Mountain, Quijotoa Mining District, Quijotoa Mountains, Pima County, Arizona, USA
28.0km (17.4 miles) ⓘBig Juanita Mine group (Brown prospect), Baboquivari Mining District, Baboquivari Mountains, Pima County, Arizona, USA
28.4km (17.7 miles) ⓘMaud H Mine (Maude H Mine), Quijotoa Mining District, Quijotoa Mountains, Pima County, Arizona, USA
28.8km (17.9 miles) ⓘLinda Lee claims, Quijotoa (Covered Wells), Quijotoa Mining District, Quijotoa Mountains, Pima County, Arizona, USA
References
Keith, Stanton B. (1974), AZ Bur. of Geol. & Min. Technology, Geol. Survey Br. Bull. 189, Index of Mining Properties in Pima County, AZ: 112 (Table 4)
(n.d.) ADMMR Mines Database, Arizona Geological Survey.
 
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