LARGE PINK DOLOMITE SPECIMEN 999.5 CARATS GT 1927

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Weight (carats) not provided
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LARGE PINK DOLOMITE SPECIMEN

SOURCE MEXICO

SIZE  79 X 64 X36  MM

 

 

The Dolomite Group is composed of minerals with an unusual Crystal Trigonal bar 3 symmetry.

Pink Dolomite is found in USA, Spain n Mexico

 The general formula of this group is AB(CO3)2, where A can be either calcium, barium and/or strontium and the B can be either iron, magnesium, zinc and/or manganese.

The structure of the Dolomite Group is taken from the Calcite Group structure. The Calcite Group structure is layered with alternating carbonate layers and metal ion layers. The structure of the Dolomite Group minerals is layered in such a way that the A metal ions occupy one layer which is followed by a carbonate layer which is followed by the B metal ion layer followed by another carbonate (CO3) layer, etc.

2h 47m 42s

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Bid Increment $1.00
Starting Bid $29.00
Auction ID 219355
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Starts 8th Dec 2016 6:02pm PST
Ends 9th Dec 2016 6:00pm PST

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