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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Quartz from
Dulcote Quarry, St Cuthbert Out, Mendip, Somerset, England, UK


00546100017363040729041.jpg
Amethyst

Dulcote Quarry, St Cuthbert Out, Mendip, Somerset, England, UK
04031060017271998643653.jpg
Quartz

Dulcote Quarry, St Cuthbert Out, Mendip, Somerset, England, UK
09026440017272039363370.jpg
Agate, etc.

Dulcote Quarry, St Cuthbert Out, Mendip, Somerset, England, UK
03930200017271998888095.jpg
Agate, etc.

Dulcote Quarry, St Cuthbert Out, Mendip, Somerset, England, UK
00546100017363040729041.jpg
Amethyst

Dulcote Quarry, St Cuthbert Out, Mendip, Somerset, England, UK
04031060017271998643653.jpg
Quartz

Dulcote Quarry, St Cuthbert Out, Mendip, Somerset, England, UK
09026440017272039363370.jpg
Agate, etc.

Dulcote Quarry, St Cuthbert Out, Mendip, Somerset, England, UK
03930200017271998888095.jpg
Agate, etc.

Dulcote Quarry, St Cuthbert Out, Mendip, Somerset, England, UK
09413260017365179443655.jpg
Amethyst

Dulcote Quarry, St Cuthbert Out, Mendip, Somerset, England, UK
04031060017271998643653.jpg
Quartz

Dulcote Quarry, St Cuthbert Out, Mendip, Somerset, England, UK
09026440017272039363370.jpg
Agate, etc.

Dulcote Quarry, St Cuthbert Out, Mendip, Somerset, England, UK
03930200017271998888095.jpg
Agate, etc.

Dulcote Quarry, St Cuthbert Out, Mendip, Somerset, England, UK
Locality type:Quarry
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Goethite69
Calcite37
Quartz34
- var Agate34
Hematite15
Strontianite13
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Dulcote Quarry, St Cuthbert Out, Mendip, Somerset, England, UK
Photo GalleryView Gallery (15 photos)
Data Identifiers
Mindat Occurrence Record ID:18957
Long-form Identifier:1:3:18957:4
GUID (UUID V4):0
Nearest other occurrences of Quartz
6.1km (3.8 miles) ⓘHigher Pitts Mine, Priddy, Mendip, Somerset, England, UK
12.6km (7.8 miles) ⓘTorr Works Quarry, Cranmore, Mendip, Somerset, England, UK
15.8km (9.8 miles) ⓘColemans Quarry, Nunney, Mendip, Somerset, England, UK
16.7km (10.4 miles) ⓘWhatley Quarry, Whatley, Mendip, Somerset, England, UK
17.6km (10.9 miles) ⓘBurrington Combe agate locality, Burrington, North Somerset, England, UK
20.0km (12.4 miles) ⓘWinford Ochre Pit, Winford, North Somerset, England, UK
23.3km (14.4 miles) ⓘBanwell Hill, Banwell, North Somerset, England, UK
24.9km (15.5 miles) ⓘStancombe Quarry, Backwell, North Somerset, England, UK
27.1km (16.8 miles) ⓘProvidence Iron Mine, Long Ashton, North Somerset, England, UK
27.2km (16.9 miles) ⓘLyncombe Hill, Bath, Bath and North East Somerset, England, UK
References
Day, Harry (1999) BMS Database, British Micromount Society.
Turner, R. (2006) A mechanism for the formation of the mineralized Mn deposits at Merehead Quarry, Cranmore, Somerset, England. Mineralogical Magazine, 70 (6) 629-653 doi:10.1180/0026461067060359
 
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