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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Beryl from
Deo Darrah, Kuran Wa Munjan District, Badakhshan, Afghanistan


01682360017271920772733.jpg
Alkali-beryl, etc.

Deo Darrah, Kuran Wa Munjan District, Badakhshan, Afghanistan
06467850017271920802363.jpg
Alkali-beryl

Deo Darrah, Kuran Wa Munjan District, Badakhshan, Afghanistan
08222650017271920968675.jpg
Alkali-beryl

Deo Darrah, Kuran Wa Munjan District, Badakhshan, Afghanistan
04549750017361091964633.jpg
Aquamarine

Deo Darrah, Kuran Wa Munjan District, Badakhshan, Afghanistan
01682360017271920772733.jpg
Alkali-beryl, etc.

Deo Darrah, Kuran Wa Munjan District, Badakhshan, Afghanistan
06467850017271920802363.jpg
Alkali-beryl

Deo Darrah, Kuran Wa Munjan District, Badakhshan, Afghanistan
08222650017271920968675.jpg
Alkali-beryl

Deo Darrah, Kuran Wa Munjan District, Badakhshan, Afghanistan
04549750017361091964633.jpg
Aquamarine

Deo Darrah, Kuran Wa Munjan District, Badakhshan, Afghanistan
06075310017271921007143.jpg
Alkali-beryl, etc.

Deo Darrah, Kuran Wa Munjan District, Badakhshan, Afghanistan
06467850017271920802363.jpg
Alkali-beryl

Deo Darrah, Kuran Wa Munjan District, Badakhshan, Afghanistan
06208350017272021092002.jpg
Alkali-beryl

Deo Darrah, Kuran Wa Munjan District, Badakhshan, Afghanistan
00639890017361091974472.jpg
Aquamarine

Deo Darrah, Kuran Wa Munjan District, Badakhshan, Afghanistan
Locality type:Mine
Classification
Species:Beryl
Formula:Be3Al2(Si6O18)
Comments:These were analysed by Federico Pezzotta in Milan and offered for sale by Rob Lavinsky:http://www.irocks.com/galleries/arkenstone-fine-minerals-vorobeyevite-rosterite-gilgit-pakistan. These are Cs rich beryls.
Habit:Tabular hexagons
Colour:blue to colourless
Quality for species:Good crystals or rich for species - important (!)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Beryl data
Locality Data:Click here to view Deo Darrah, Kuran Wa Munjan District, Badakhshan, Afghanistan
Photo GalleryView Gallery (3 photos)
Data Identifiers
Mindat Occurrence Record ID:901291
Long-form Identifier:1:3:901291:2
GUID (UUID V4):0
References
De Ascenção Guedes, Roger; Lebocey, Julien; Bayle, Louis-Dominique (2014) Munich 2014 ! Le Règne Minéral, 20 (120). 41-53
 
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