prehn|ite

prehn|ite
prehn|ite «PRAY nyt, PREHN yt», noun.
a mineral consisting of a hydrous silicate of aluminum and calcium, occurring in crystalline aggregates, and usually of a pale-green color. Formula: Ca2Al2Si3O10(OH)2
╂[< German Prehnit < Colonel van Prehn, a Dutch governor of Cape Colony, who brought it to Europe in the late 1700's]

Useful english dictionary. 2012.

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  • prehn — prehn·ite; prehn·i·tene; prehn·it·ic; …   English syllables

  • prehnite — prehn·ite …   English syllables

  • Prehnite — Prehn ite, n. [So called from the German Colonel Prehn, who first found it.] (Min.) A pale green mineral occurring in crystalline aggregates having a botryoidal or mammillary structure, and rarely in distinct crystals. It is a hydrous silicate of …   The Collaborative International Dictionary of English

  • prehnite — preh·nì·te s.f. TS mineral. minerale raro, di colore biancastro, grigio o verdognolo, costituito da silicato di alluminio e calcio, che si presenta in cristalli riuniti in ammassi e cristallizza nel sistema rombico {{line}} {{/line}} DATA: 1819.… …   Dizionario italiano

  • prehnite — ˈprāˌnīt, ˈpreˌ noun ( s) Etymology: German prehnit, from Col. Van Prehn 18th century Dutch officer who brought it from the Cape of Good Hope + German it ite (I) : a pale green mineral Ca2Al2Si3O10(OH)2 that occurs in crystalline aggregates… …   Useful english dictionary

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