- a strongly pyroelectric mineral, a borate and chloride of magnesium, Mg6Cl2B14O26, occurring in white or colorless cubic crystals or fine-grained masses.
Origin of boracite
Examples from the Web for boracite
Historical Examples of boracite
Tetrahedrite, blende, diamond, boracite and pharmacosiderite are substances which crystallize in this class.
It may also be obtained by the decomposition of boracite with hot hydrochloric acid.
Various explanations have been offered to account for these “optical anomalies” of boracite.
The sanjak is rich in mineral wealth; silver mines are worked at Balia and boracite mines at Susurlu.
- a white mineral that forms salt deposits of magnesium borate and chloride in orthorhombic crystalline form. Formula: Mg 3 ClB 7 O 13