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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Hemimorphite from
Bonsall Moor Quarry (Moor Farm Quarry; "Slayley Quarry"), Bonsall Moor, Bonsall, Derbyshire Dales District, Derbyshire, England, UK


05935420017272037369353.jpg
Hemimorphite

Bonsall Moor Quarry, Bonsall Moor, Bonsall, Derbyshire Dales District, Derbyshire, England, UK
00153280017370586354135.jpg
Hemimorphite, etc.

Bonsall Moor Quarry, Bonsall Moor, Bonsall, Derbyshire Dales District, Derbyshire, England, UK
05935420017272037369353.jpg
Hemimorphite

Bonsall Moor Quarry, Bonsall Moor, Bonsall, Derbyshire Dales District, Derbyshire, England, UK
03945270017272019461527.jpg
Hemimorphite, etc.

Bonsall Moor Quarry, Bonsall Moor, Bonsall, Derbyshire Dales District, Derbyshire, England, UK
05935420017272037369353.jpg
Hemimorphite

Bonsall Moor Quarry, Bonsall Moor, Bonsall, Derbyshire Dales District, Derbyshire, England, UK
03945270017272019461527.jpg
Hemimorphite, etc.

Bonsall Moor Quarry, Bonsall Moor, Bonsall, Derbyshire Dales District, Derbyshire, England, UK
Locality type:Quarry
Classification
Species:Hemimorphite
Formula:Zn4Si2O7(OH)2 · H2O
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Baryte1
Fluorite1
Data
Mineral Data:Click here to view Hemimorphite data
Locality Data:Click here to view Bonsall Moor Quarry (Moor Farm Quarry; "Slayley Quarry"), Bonsall Moor, Bonsall, Derbyshire Dales District, Derbyshire, England, UK
Photo GalleryView Gallery (2 photos)
Data Identifiers
Mindat Occurrence Record ID:16430
Long-form Identifier:1:3:16430:8
GUID (UUID V4):0
Nearest other occurrences of Hemimorphite
1.5km (0.9 miles) ⓘPike Lane Opencut, Winster, Derbyshire Dales District, Derbyshire, England, UK
1.9km (1.2 miles) ⓘSacheveral Farm, Winster, Derbyshire Dales District, Derbyshire, England, UK
2.6km (1.6 miles) ⓘOld Millclose Mine, South Darley, Derbyshire Dales District, Derbyshire, England, UK
3.3km (2.1 miles) ⓘMillclose Mine, South Darley, Derbyshire Dales District, Derbyshire, England, UK
3.7km (2.3 miles) ⓘMasson Hill Quarry, Matlock, Derbyshire Dales District, Derbyshire, England, UK
3.9km (2.4 miles) ⓘMasson Hill and mines, Matlock, Derbyshire Dales District, Derbyshire, England, UK
4.2km (2.6 miles) ⓘDevonshire Cavern, Matlock, Derbyshire Dales District, Derbyshire, England, UK
4.3km (2.7 miles) ⓘBall Eye Quarry, Bonsall, Derbyshire Dales District, Derbyshire, England, UK
4.3km (2.7 miles) ⓘGolconda Mine, Hopton, Derbyshire Dales District, Derbyshire, England, UK
4.5km (2.8 miles) ⓘRutland Cave Mine (Rutland Mine; Nestus Mine), Heights of Abraham, Matlock Bath, Derbyshire Dales District, Derbyshire, England, UK
References
BMS Collection
Bridges, T.F., Green, D.I. (2008) Baryte formation in supergene environments in the Caldbeck Fells, Cumbria. Journal of the Russell Society, 11. 48-50
 
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