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saussurite

[saw-suh-rahyt] /ˈsɔ səˌraɪt/
noun
1.
a mineral aggregate of albite, zoisite, and other calcium aluminum silicates, formed by alteration of plagioclase feldspars in igneous rocks.
Origin
1805-1815
1805-15; named after H. B. de Saussure (1740-99), Swiss geologist and physicist; see -ite1
Related forms
saussuritic
[saw-suh-rit-ik] /ˌsɔ səˈrɪt ɪk/ (Show IPA),
adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for saussurite
  • The plagioclase has been somewhat altered to saussurite and the pyroxene has partly altered to chlorite, serpentine, and epidote.

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