C7-P08-LB - Colemanite

Gem(s)

Colemanite : Ca[B₃O₄(OH)₃]·H₂O

Locality

Mindat locality:

Dimensions

weight: 2.04 carats

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Description

Size: 9.4 x 7.8 mm.

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Mineral(s)

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3,420 gemdatids have been issued as of 12th Dec 2025 3:16 am UTC