Chambersite

Formula: Mn²⁺₃B₇O₁₃Cl
Mineral class: borates
Crystal system: orthorhombic
Mohs scale: 7
Density (g/cm³): 3.48 - 3.50
Refractive index: 1.732 - 1.744
Cleavage: -
Colors: colorless, greyish, purple, brownish
Luster: vitreous
Fluorescence: -
Pleochroism: -
Largest Chambersite: 2 cm?
Deposits: see "Chambersite Info"
1st Description: 1962
Name: in allusion to the deposit in Chambers County / Texas / USA

Chambersite Mineral

Size of the crystal: 0.8 x 0.8 x 0.8 cm

Origin: Barbers Hill Salzstock / Mont Belvieu / Chambers County / Texas / USA

Photo by kind permission of © www.irocks.com

Chambersite Mineral

Size of the crystal: 0.7 x 0.6 x 0.6 cm

Origin: Barbers Hill Salzstock / Mont Belvieu / Chambers County / Texas / USA

Photo by kind permission of © www.irocks.com

Chambersite Mineral

Size of the crystal: ~ 0.8 cm

Origin: Barbers Hill Salzstock / Mont Belvieu / Chambers County / Texas / USA

Photo by kind permission of © www.mineralman.com

Chambersite

Weight: 0.34 ct

Origin: Barbers Hill Salzstock / Mont Belvieu / Chambers County / Texas / USA

Photo by kind permission of © www.rocklogic.biz

Chambersite

Weight: 0.32 ct

Origin: Venice Salt Dome / Lake Hermitage / Plaquemines Parish / Lousiana / USA

Photo by kind permission of © Darlene Cobler

Chambersite

Size: 0.2 cm
Weight: 0.02 ct
Origin: Chambers County / Texas / USA

Photo by kind permission of © www.thegemtrader.com