Boro-calcite

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Contents

Description

A natural borate mineral that is slightly different in composition than colemanite. Boro-calcite is occasionally used as a flux for stoneware glaze and as a component in fire-retardant paint.

Synonyms and Related Terms

calcium borate; calcium pyroborate; calcium tetraborate

Other Properties

Insoluble in cold water. Slightly soluble in hot water. Soluble in dilute acids.

Composition CaB4O7
Molecular Weight mol. wt. = 195.32

Sources Checked for Data in Record

  • Robert Fournier, Illustrated Dictionary of Practical Pottery, Chilton Book Company, Radnor, PA, 1992
  • The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry1691

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