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
Poldhu Cove, Mullion, Cornwall, England, UK


01630470017360844824859.jpg
Iron-bearing Dolomite, etc.

Poldhu Cove, Mullion, Cornwall, England, UK
09150210017365200319636.jpg
Iron-bearing Dolomite, etc.

Poldhu Cove, Mullion, Cornwall, England, UK
00940740017365200318970.jpg
Iron-bearing Dolomite, etc.

Poldhu Cove, Mullion, Cornwall, England, UK
03025370017365200324158.jpg
Iron-bearing Dolomite, etc.

Poldhu Cove, Mullion, Cornwall, England, UK
09150210017365200319636.jpg
Iron-bearing Dolomite, etc.

Poldhu Cove, Mullion, Cornwall, England, UK
00940740017365200318970.jpg
Iron-bearing Dolomite, etc.

Poldhu Cove, Mullion, Cornwall, England, UK
01630470017360844824859.jpg
Iron-bearing Dolomite, etc.

Poldhu Cove, Mullion, Cornwall, England, UK
09150210017365200319636.jpg
Iron-bearing Dolomite, etc.

Poldhu Cove, Mullion, Cornwall, England, UK
00940740017365200318970.jpg
Iron-bearing Dolomite, etc.

Poldhu Cove, Mullion, Cornwall, England, UK
Locality type:Cove
Classification
Species:Dolomite
Formula:CaMg(CO3)2
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Associated Minerals Based on Photo Data:
Dolomite3
- var Iron-bearing Dolomite3
Data
Mineral Data:Click here to view Dolomite data
Locality Data:Click here to view Poldhu Cove, Mullion, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:857068
Long-form Identifier:1:3:857068:0
GUID (UUID V4):0
Nearest other occurrences of Dolomite
5.3km (3.3 miles) ⓘWheal Rose (Wheal Lomax), Porthleven, Cornwall, England, UK
7.8km (4.8 miles) ⓘCaerleon Cove, Ruan Minor, Grade-Ruan, Cornwall, England, UK
7.9km (4.9 miles) ⓘPentreath Beach, Landewednack, Cornwall, England, UK
7.9km (4.9 miles) ⓘKennack, Grade-Ruan, Cornwall, England, UK
8.0km (5.0 miles) ⓘEastern Cliff, Kennack Cove (Kennack Sands), Kennack, Grade-Ruan, Cornwall, England, UK
11.0km (6.9 miles) ⓘWheal Vor (Great Wheal Vor), Carleen, Breage, Cornwall, England, UK
15.1km (9.4 miles) ⓘBinner Downs Mine, Leedstown, Crowan, Cornwall, England, UK
16.3km (10.1 miles) ⓘEnnys Wheal Virgin, St Hilary, Cornwall, England, UK
16.5km (10.3 miles) ⓘPenberthy Croft Mine, St Hilary, Cornwall, England, UK
17.3km (10.7 miles) ⓘTrevarthian Downs Mine (Trevarthen Mine), St Hilary, Cornwall, England, UK
References
De Bondt, Paul (n.d.) Personal communication.
Griffiths, Dave (n.d.) Personal communication (2).Identified by Dave Griffiths: Visual Identification
 
and/or  
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