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
Smallcleugh Mine, Nenthead, Alston Moor, Eden, Cumbria, England, UK


06243870017271998858120.jpg
Quartz, etc.

Smallcleugh Mine, Nenthead, Alston Moor, Eden, Cumbria, England, UK
07426290017362738675957.jpg
Quartz

Smallcleugh Mine, Nenthead, Alston Moor, Eden, Cumbria, England, UK
03332830017271998877256.jpg
Quartz, etc.

Smallcleugh Mine, Nenthead, Alston Moor, Eden, Cumbria, England, UK
04571800017271998862713.jpg
Quartz, etc.

Smallcleugh Mine, Nenthead, Alston Moor, Eden, Cumbria, England, UK
06243870017271998858120.jpg
Quartz, etc.

Smallcleugh Mine, Nenthead, Alston Moor, Eden, Cumbria, England, UK
07426290017362738675957.jpg
Quartz

Smallcleugh Mine, Nenthead, Alston Moor, Eden, Cumbria, England, UK
03332830017271998877256.jpg
Quartz, etc.

Smallcleugh Mine, Nenthead, Alston Moor, Eden, Cumbria, England, UK
04571800017271998862713.jpg
Quartz, etc.

Smallcleugh Mine, Nenthead, Alston Moor, Eden, Cumbria, England, UK
06243870017271998858120.jpg
Quartz, etc.

Smallcleugh Mine, Nenthead, Alston Moor, Eden, Cumbria, England, UK
07426290017362738675957.jpg
Quartz

Smallcleugh Mine, Nenthead, Alston Moor, Eden, Cumbria, England, UK
08804920017362738686655.jpg
Quartz, etc.

Smallcleugh Mine, Nenthead, Alston Moor, Eden, Cumbria, England, UK
04571800017271998862713.jpg
Quartz, etc.

Smallcleugh Mine, Nenthead, Alston Moor, Eden, Cumbria, England, UK
Locality type:Mine
Classification
Species:Quartz
Formula:SiO2
Comments:A common mineral forming rare veins to a few cms wide, and crystals to 1cm. Quartz from this mine normally only develop the pyramid faces with very little growth of the prism. Fine beds of pyramidal colourless to white quartz have been noted lining replacement cavities to 20cms.
Colour:Translucent white to colourless
Abundance at site:Common
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Galena54
Sphalerite40
Ankerite38
Dolomite16
Calcite12
Fluorite9
Pyrite6
Siderite4
Annabergite3
Ullmannite2
Chalcopyrite2
Bottinoite2
Millerite1
Zaratite1
Brianyoungite1
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Smallcleugh Mine, Nenthead, Alston Moor, Eden, Cumbria, England, UK
Photo GalleryView Gallery (7 photos)
Data Identifiers
Mindat Occurrence Record ID:9294
Long-form Identifier:1:3:9294:4
GUID (UUID V4):0
Nearest other occurrences of Quartz
0.4km (0.2 miles) ⓘCarrs Mine, Nenthead, Alston Moor, Eden, Cumbria, England, UK
0.8km (0.5 miles) ⓘRampgill Mine, Nenthead, Alston Moor, Eden, Cumbria, England, UK
0.9km (0.5 miles) ⓘCaplecleugh Mine, Nenthead, Alston Moor, Eden, Cumbria, England, UK
1.2km (0.8 miles) ⓘNenthead, Alston Moor, Eden, Cumbria, England, UK
2.1km (1.3 miles) ⓘBrownley Hill Mine (Bloomsberry Horse Level), Nenthead, Alston Moor, Eden, Cumbria, England, UK
2.5km (1.5 miles) ⓘCoalcleugh Mine, Coalcleugh, West Allen, Northumberland, England, UK
3.0km (1.9 miles) ⓘNentsberry Haggs Mine, Nenthead, Alston Moor, Eden, Cumbria, England, UK
3.5km (2.2 miles) ⓘWellhopehead Mine, West Allen, Northumberland, England, UK
3.7km (2.3 miles) ⓘPark Level Mine, Killhope Burn, Stanhope, County Durham, England, UK
4.0km (2.5 miles) ⓘAshgillfield Mine (Ashgill Fields Mine), Alston Moor, Eden, Cumbria, England, UK
References
Collected by many collectors.
 
and/or  
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