Calcite Group

The Calcite group is composed of minerals that have flat triangular shaped carbonate ions (CO₃).  They have perfect cleavage and exhibit strong double refraction.  Minerals in this group can partially or fully replace one another.  

Objects: Calcite Group Export: JSON - XML - CSV Clay Seals and Sealings

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• Clay Seals and Sealings

Object	U Number	Museum Number (UPM Date Reg Number)	Museum Number (BM Registration Number)	Museum Number (UPM B-number)	Description (Catalog Card)
	17835A	32-40-308	(none)	(none)	[A-B] Two lion's heads. Silhouetted in profile. White calcite, originally painted red, but the color gone: both are really stamp seals with rough designs drill-cut on the flat lower surface. Both are pierced for suspension from the top of the head to the bottom of the mane. [drawing]
	(none)	30-12-10	(none)	(none)	[no catalog card from field]
	(none)	30-12-33	(none)	(none)	[no catalog card from field]
	(none)	30-12-52	(none)	(none)	[no catalog card from field]
	(none)	30-12-53	(none)	(none)	[no catalog card from field]
	(none)	30-12-55	(none)	(none)	[no catalog card from field]
	(none)	30-12-56	(none)	(none)	[no catalog card from field]

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• 7 of 32 Objects

Apatite - Aragonite - Chlorite - Dolomite - Feldspar - Gypsum - Magnesite - Pigment - Serpentine - Semi-precious

Alabaster - Calcite