Sentence Examples with the word Boracite

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

It has a trade in cereals, cotton, opium, valonia and boracite and is connected by a carriage road with Balikisri.

The concessions are to be for 99 years with the exception of chrome, emery, boracite and other minerals found only in the form of deposits, which may be granted for not less than 40 years or more than 99 years.

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