boracite

[ bawr-uh-sahyt, bohr- ]

noun

1. a strongly pyroelectric mineral, a borate and chloride of magnesium, Mg 6 Cl 2 B 14 O 26 , occurring in white or colorless cubic crystals or fine-grained masses.

boracite

/ ˈbɔːrəˌsaɪt /

noun

1. a white mineral that forms salt deposits of magnesium borate and chloride in orthorhombic crystalline form. Formula: Mg 3 ClB 7 O 13

Word History and Origins

Origin of boracite¹

1800–10; borac- (stem of borax ¹ ) + -ite ¹

Example Sentences

It may also be obtained by the decomposition of boracite with hot hydrochloric acid.

From Project Gutenberg

Various explanations have been offered to account for these “optical anomalies” of boracite.

From Project Gutenberg

The sanjak is rich in mineral wealth; silver mines are worked at Balia and boracite mines at Susurlu.

From Project Gutenberg

Tetrahedrite, blende, diamond, boracite and pharmacosiderite are substances which crystallize in this class.

From Project Gutenberg