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HELIOTROPE

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Originally appearing in Volume V13, Page 232 of the 1911 Encyclopedia Britannica.

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HELIOTROPE , in

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MINERALOGY

mineralogy, is the

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MINERAL

mineral commonly called "

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BLOODSTONE

bloodstone " (q.v.), and sometimes termed girasol-a name applied also to

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FIRE (in O. Eng. f j'r; the word is common to West German languages, cf. Dutch vuur, Ger. Feuer; the pre-Teutonic form is seen in Sanskrit pu, pavaka, and Gr. irup; the ultimate origin is usually taken to be a root meaning to purify, cf. Lat. purus)

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OPAL

opal . The name, like those of many

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ancient names of minerals, seems to have had a fanciful origin . According to

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Pliny the

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stone was so called because when thrown into the

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WATER

water it turned the

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sun's

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LIGHT

light falling upon it into a reflection like that of

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BLOOD

End of Article: HELIOTROPE

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HELIOSTAT (from Gr. rtXtor, the sun, vrares, fixed,...

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