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stilbite

[ stil-bahyt ]

noun

  1. a white-to-brown or red zeolite mineral, a hydrous silicate of calcium and aluminum, occurring in sheaflike aggregates of crystals and in radiated masses.


stilbite

/ ˈstɪlbaɪt /

noun

  1. a white or yellow zeolite mineral consisting of hydrated calcium sodium aluminium silicate, often in the form of sheaves of monoclinic crystals. Formula: (Na 2 Ca)Al 2 Si 7 O 18 .7H 2 O
“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
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Word History and Origins

Origin of stilbite1

1805–15; < Greek stilb- (stem of stílbein to shine) + -ite 1
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Word History and Origins

Origin of stilbite1

C19: from Greek stilbos glittering (from stilbein to shine) + -ite 1
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Example Sentences

Heulandite occurs with stilbite and other zeolites in the amygdaloidal cavities of basaltic volcanic rocks, and occasionally in gneiss and metalliferous veins.

Stilbite, stil′bīt, n. a pearly and foliated variety of zeolite.

Magnificent groups of greenish and colourless tabular crystals, the crystals several inches across, were found, with flesh-red stilbite, in the Deccan traps of the Western Gh�ts, near Bombay, during the construction of the Great Indian Peninsular railway.

A family of simple minerals, including stilbite, mesotype, analcime, and some others, usually found in the trap or volcanic rocks.

Volcanic ash, or bole, is frequently found separating the different lava-flows; and in the upper amygdaloidal sheets numerous secondary minerals are found, such as quartz, agate and jasper, stilbite and chlorite.

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