AskDefine | Define colemanite

User Contributed Dictionary

English

Etymology

Named after William T. Coleman (1824-1893) in 1884.

Noun

  1. A white, grey or colorless mineral form of calcium borate; a principal source of boron

References

Extensive Definition

Colemanite (CaB3O4(OH)3·H2O) is a borate mineral found in evaporite deposits of alkaline lacustrine environments. Colemanite is a secondary mineral that forms by alteration of borax and ulexite.
It was named after William Tell Coleman (1824-1893), owner of the mine Harmony Borax Works near Furnace Creek in Death Valley where it was first found in 1884.

See also

References

colemanite in French: Colémanite
colemanite in Italian: Colemanite
colemanite in Polish: Colemanit
colemanite in Ukrainian: Колеманіт
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