a massive variety of talc with a soapy or greasy feel, used for hearths, washtubs, tabletops, carved ornaments, etc.
- Also called steatite.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use soapstone in a sentence
The Piedmont also has a great variety of rocks, including granite and soapstone which are currently commercially important.Hallowed Heritage: The Life of Virginia | Dorothy M. Torpey
Sammy soapstone had blue eyes and tow hair which stood up straight on his head.Seven O'Clock Stories | Robert Gordon Anderson
Sophy soapstone had blue eyes, too, and two neat little pigtails down her back.Seven O'Clock Stories | Robert Gordon Anderson
Glass is liable to crack, while lava or the soapstone insulating bushings absorb oil.Aviation Engines | Victor Wilfred Pag
They use in making the copies a limestone of fine and compact grain, soapstone, serpentine and alabaster.Scarabs | Isaac Myer
British Dictionary definitions for soapstone
a massive compact soft variety of talc, used for making tabletops, hearths, ornaments, etc: Also called: steatite
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for soapstone
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.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.