Boracite

Photo: Elke Wetzig (Elya) · CC BY-SA 3.0

Boracite

Boracite

Mg₃B₇O₁₃Cl

Tectoborate mineral

Properties

Chemical formula
Mg₃B₇O₁₃Cl
Group
Oxides
Crystal system
Orthorhombic
Hardness (Mohs)
—
Color
Colorless
Luster
—
Streak
White
Density
—
Cleavage
—
Fracture
—
Tenacity
—
Crystal habit
—
Transparency
—
Space group
—
Fluorescence
—
Magnetism
—
Radioactivity
—
Refractive index
—
Optical character
—
Birefringence
—
Pleochroism
—
Strunz classification
6.GA.05
Dana classification
—
IMA status
Grandfathered mineral (G)
IMA symbol
Boc
Locality
🇩🇪 Lüneburg
Type locality
—
Discovery year
—

Etymology

Named after boron

Source: Wikidata

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