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pyrophyllite
[ pahy-ruh-fil-ahyt, pahy-rof-uh-lahyt ]
/ ˌpaɪ rəˈfɪl aɪt, paɪˈrɒf əˌlaɪt /
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noun
Mineralogy. a phyllosilicate, AlSi2O5(OH), usually having a white or greenish color, and occurring in either foliated or compact masses, the latter variety being used like soapstone.
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Words nearby pyrophyllite
pyrophoric, pyrophosphatase, pyrophosphate, pyrophosphoric acid, pyrophotometer, pyrophyllite, pyroracemic acid, pyrosis, pyrostat, pyrosulfate, pyrosulfuric
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
How to use pyrophyllite in a sentence
Pyrophyllite (hydrated aluminum silicate) resembles talc in some of its properties and is used in much the same way.
The Economic Aspect of Geology|C. K. Leith
British Dictionary definitions for pyrophyllite
pyrophyllite
/ (ˌpaɪrəʊˈfɪlaɪt) /
noun
a white, silvery, or green micaceous mineral that consists of hydrated aluminium silicate in monoclinic crystalline form and occurs in metamorphic rocks. Formula: Al 2 Si 4 O 10 (OH) 2
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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