Chambersite Value, Price, and Jewelry Information


CHAMBERSITE: Texas (0.5). Photo © Joel E. Arem, PhD, FGA. Used with permission.

Chambersite is an exceedingly rare mineral, as might be gathered from the locality information. Crystals are generally tiny and are recovered by skin diving to a depth of as much as 70 feet in brine. Cut stones are merely curiosities and very few exist.

Chambersite Value

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Chambersite Information

DataValue
NameChambersite
Crystallography Orthorhombic. Crystals shaped like tetrahedra, up to 1 cm on edge.
Colors Colorless, brownish, lilac, purple.
Luster Vitreous.
Hardness 7
Specific Gravity 3.49
Birefringence 0.012
Cleavage None
Stone SizesCut stones are not really transparent and are usually under 2 carats. Gems are generally triangular in shape and are cut by beveling and polishing off part of the tetrahedron of a crystal to save weight. Cut stones are, in a sense, truncated crystals with their surfaces polished.
Luminescence None
Spectral Not diagnostic
FormulaMn3 B7O13CI.

Optics:  a = 1.732; β= 1.737; γ = 1.744.

Biaxial (+), 2V ~83°

Occurrence: Occurs in brines in storage well at Barber’s Hill salt dome, Chambers County, Texas.

Comments: Chambersite is an exceedingly rare mineral, as might be gathered from the locality information. Crystals are generally tiny and are recovered by skin diving to a depth of as much as 70 feet in brine. Cut stones are merely curiosities and very few exist.

Name: From the Texas locality