soap·stone (s p stn )n. A soft metamorphic rock composed mostly of the mineral talc. Also called steatite. [From its smooth soapy feel.] |
soapstone [ˈsəʊpˌstəʊn]
n
(Earth Sciences / Minerals) a massive compact soft variety of talc, used for making tabletops, hearths, ornaments, etc. Also called steatite
[so called because it has a greasy feel and was sometimes used as soap]
| soapstone (spstn) A soft metamorphic rock composed mostly of the mineral talc, but also including chlorite, pyroxene, and amphibole. It has a schistose texture and is greasy to the touch. Soapstone forms through the alteration of ferromagnesian silicate minerals during metamorphism. |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  soapstone - a soft heavy compact variety of talc having a soapy feel; used to make hearths and tabletops and ornaments |
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