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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Malachite from
Brundholme Mine (Glenderaterra Mine; Blencathra Mine), Glenderaterra Valley, Threlkeld, Eden, Cumbria, England, UK


05309200017364881614073.jpg
Malachite, etc.

Brundholme Mine, Glenderaterra Valley, Threlkeld, Eden, Cumbria, England, UK
05309200017364881614073.jpg
Malachite, etc.

Brundholme Mine, Glenderaterra Valley, Threlkeld, Eden, Cumbria, England, UK
07020680017271998019723.jpg
Malachite, etc.

Brundholme Mine, Glenderaterra Valley, Threlkeld, Eden, Cumbria, England, UK
Locality type:Mine
Classification
Species:Malachite
Formula:Cu2(CO3)(OH)2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Chrysocolla1
Data
Mineral Data:Click here to view Malachite data
Locality Data:Click here to view Brundholme Mine (Glenderaterra Mine; Blencathra Mine), Glenderaterra Valley, Threlkeld, Eden, Cumbria, England, UK
Data Identifiers
Mindat Occurrence Record ID:16780
Long-form Identifier:1:3:16780:0
GUID (UUID V4):0
Nearest other occurrences of Malachite
0.7km (0.4 miles) ⓘGlenderaterra Valley, Threlkeld, Eden, Cumbria, England, UK
3.1km (1.9 miles) ⓘWoodend Mine, Threlkeld, Threlkeld, Eden, Cumbria, England, UK
3.9km (2.4 miles) ⓘSaddleback Old Mine, Mungrisdale, Eden, Cumbria, England, UK
4.7km (2.9 miles) ⓘBannerdale Graphite Mine, Bannerdale, Mungrisdale, Eden, Cumbria, England, UK
6.5km (4.0 miles) ⓘCarrock Mine, Mungrisdale, Eden, Cumbria, England, UK
6.5km (4.0 miles) ⓘArm O'Grain, Mungrisdale, Eden, Cumbria, England, UK
6.7km (4.1 miles) ⓘHigher Roughton Gill (Balliway Rigg), Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
6.7km (4.2 miles) ⓘThief Gills, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
6.9km (4.3 miles) ⓘSilver Gill, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
7.1km (4.4 miles) ⓘIron Crag, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
References
Day, Harry (1999) BMS Database, British Micromount Society.
 
and/or  
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