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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Dolomite from
Pomba pit, Serra das Éguas, Brumado, Bahia, Brazil


01914510017364602634640.jpg
Dolomite

Pomba pit, Serra das Éguas, Brumado, Bahia, Brazil
02971200017271994493660.jpg
Dolomite, etc.

Pomba pit, Serra das Éguas, Brumado, Bahia, Brazil
09425410017271994497904.jpg
Dolomite

Pomba pit, Serra das Éguas, Brumado, Bahia, Brazil
05473550017271994506780.jpg
Dolomite, etc.

Pomba pit, Serra das Éguas, Brumado, Bahia, Brazil
09398970017362116021089.jpg
Dolomite

Pomba pit, Serra das Éguas, Brumado, Bahia, Brazil
02971200017271994493660.jpg
Dolomite, etc.

Pomba pit, Serra das Éguas, Brumado, Bahia, Brazil
09425410017271994497904.jpg
Dolomite

Pomba pit, Serra das Éguas, Brumado, Bahia, Brazil
05473550017271994506780.jpg
Dolomite, etc.

Pomba pit, Serra das Éguas, Brumado, Bahia, Brazil
08025530017364602635199.jpg
Dolomite

Pomba pit, Serra das Éguas, Brumado, Bahia, Brazil
02971200017271994493660.jpg
Dolomite, etc.

Pomba pit, Serra das Éguas, Brumado, Bahia, Brazil
03674170017271994534437.jpg
Dolomite

Pomba pit, Serra das Éguas, Brumado, Bahia, Brazil
02707790017364602645304.jpg
Dolomite, etc.

Pomba pit, Serra das Éguas, Brumado, Bahia, Brazil
Locality type:Pit
Classification
Species:Dolomite
Formula:CaMg(CO3)2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Magnesite47
Quartz30
Hematite10
Muscovite6
- var Fuchsite5
- var Phengite1
Fluor-uvite-Uvite Series5
Fluor-uvite4
Goethite1
Calcite1
Florencite-(Ce)1
Data
Mineral Data:Click here to view Dolomite data
Locality Data:Click here to view Pomba pit, Serra das Éguas, Brumado, Bahia, Brazil
Photo GalleryView Gallery (44 photos)
Data Identifiers
Mindat Occurrence Record ID:109345
Long-form Identifier:1:3:109345:2
GUID (UUID V4):0
Nearest other occurrences of Dolomite
1.7km (1.0 miles) ⓘPedra Preta pit, Serra das Éguas, Brumado, Bahia, Brazil
References
Palache, Charles; Berman, Harry; Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Etc. John Wiley and Sons.
King, Vandall T., Robinson, George W. (1989) What's New in Minerals? - Sixteenth Annual Rochester Academy of Science Mineralogical Symposium. The Mineralogical Record, 20 (5) 387-399
 
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