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
Bounds Cliff, St Endellion, Cornwall, England, UK


Locality type:Cliff
Classification
Species:Dolomite
Formula:CaMg(CO3)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Dolomite data
Locality Data:Click here to view Bounds Cliff, St Endellion, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:4622
Long-form Identifier:1:3:4622:0
GUID (UUID V4):0
Nearest other occurrences of Dolomite
3.6km (2.2 miles) ⓘTrewethen Mine, St Kew, Cornwall, England, UK
24.7km (15.4 miles) ⓘMillook Beach, Poundstock, Cornwall, England, UK
28.5km (17.7 miles) ⓘHerodsfoot Mine (North Herodsfoot Mine), Lanreath, Cornwall, England, UK
30.8km (19.2 miles) ⓘWest Wheal Mary Ann (West Mary Ann Mine), Roseland, Menheniot, Cornwall, England, UK
30.9km (19.2 miles) ⓘPolgooth Mine (Old Polgooth Mine; Polgooth United Mine; Tregontrees and Old Polgooth Mine), Polgooth, St Mewan, Cornwall, England, UK
31.3km (19.4 miles) ⓘWheal Wrey, Wrey and Ludcott United Mines, St Ive, Cornwall, England, UK
33.9km (21.1 miles) ⓘWheal Mexico (Trebellan Mine; incl. Treworthy Mine), Perranzabuloe, Cornwall, England, UK
34.0km (21.1 miles) ⓘGreystone Quarry, Lezant, Cornwall, England, UK
34.7km (21.6 miles) ⓘSouth Mount Mine (Crows-an-Carne Mine), Perran Iron Lode (Great Perran Iron Lode), Perranzabuloe, Cornwall, England, UK
36.2km (22.5 miles) ⓘGreat Chiverton Consols (East Wheal Elizabeth), St Allen, Cornwall, England, UK
References
Stanley, C. J., Jones, G. C., Hart, A. D., Keller, P., Lloyd, D. (1991) Barstowite, 3PbCl2.PbCO3.H2O, a new mineral from Bounds Cliff, St Endellion, Cornwall. Mineralogical Magazine, 55 (378) 121-125 doi:10.1180/minmag.1991.055.378.10
 
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