staurolite

noun
stau·​ro·​lite | \ˈstȯr-ə-ˌlīt \

Definition of staurolite 

: a mineral consisting of a basic silicate of iron and aluminum in prismatic orthorhombic crystals often twinned so as to resemble a cross

Other Words from staurolite

staurolitic \ˌstȯr-​ə-​ˈli-​tik \ adjective

First Known Use of staurolite

circa 1815, in the meaning defined above

History and Etymology for staurolite

French, from Greek stauros cross + French -lite — more at steer

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The first known use of staurolite was circa 1815

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