steatite(redirected from steatitic)
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, metamorphic rock of which the characteristic and usually chief mineral is talc, but which also contains varying parts of chlorite, mica, tremolite, quartz, magnetite, and iron compounds.
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A compact, massive, fine-ground rock composed principally of talc, but with much other material.
An industrial grade of talc of high purity; block steatite which meets a specified degree of purity is designated as soapstone.