"Prehnite"@en . . . "La prehnite est une esp\u00E8ce min\u00E9rale du groupe des silicates, sous groupe des phyllosilicates de formule Ca2Al(Si, Al)4O10(OH)2, avec des traces de Ti, Fe, Mg, Na, K ou H2O. Cristaux prismatiques isol\u00E9s tr\u00E8s rares pouvant atteindre 4,5 cm."@fr . "Globular, reniform to stalactitic"@en . . . "Het mineraal prehniet is een calcium-aluminium-silicaat met de chemische formule Ca2Al2Si3O10(OH)2. Het mineraal behoort tot de inosilicaten."@nl . "Prehnit \u2013 nazwa pochodzi od nazwiska holenderskiego pu\u0142kownika Hendrika von Prehna (1733\u20131785), kt\u00F3ry przywi\u00F3z\u0142 go z Przyl\u0105dka Dobrej Nadziei do Europy w 1773 r. (A.G. Werner, 1790 r.). Pospolity minera\u0142 rodingit\u00F3w powstaj\u0105cy w ostatnim stadium rodingityzacji na skutek niskotemperaturowych proces\u00F3w hydrotermalnych, nale\u017Cy do gromady glinokrzemian\u00F3w wst\u0119gowych."@pl . "\u041F\u0440\u0435\u043D\u0456\u0442"@uk . . . . . . "La prehnita \u00E9s un mineral de la classe dels silicats (inosilicats). Va ser anomenada aix\u00ED l'any 1788 per Abraham Gottlieb Werner en honor del coronel holand\u00E8s Hendrik von Prehn, qui la va descobrir l'any 1774 al cap de Bona Esperan\u00E7a, a Sud-\u00E0frica."@ca . . "Het mineraal prehniet is een calcium-aluminium-silicaat met de chemische formule Ca2Al2Si3O10(OH)2. Het mineraal behoort tot de inosilicaten."@nl . "40343"^^ . "Fine lamellar"@en . "\u041F\u0440\u0435\u043D\u0438\u0301\u0442 \u2014 \u043C\u0438\u043D\u0435\u0440\u0430\u043B, \u0441\u0438\u043B\u0438\u043A\u0430\u0442 \u0430\u043B\u044E\u043C\u0438\u043D\u0438\u044F \u0438 \u043A\u0430\u043B\u044C\u0446\u0438\u044F. \u041F\u043E \u043C\u043D\u0435\u043D\u0438\u044E \u0438\u0441\u0442\u043E\u0440\u0438\u043A\u043E\u0432, \u043F\u0440\u0435\u043D\u0438\u0442 \u043F\u0440\u0435\u0434\u043F\u043E\u043B\u043E\u0436\u0438\u0442\u0435\u043B\u044C\u043D\u043E \u044F\u0432\u043B\u044F\u0435\u0442\u0441\u044F \u0441\u0430\u043C\u044B\u043C \u0440\u0430\u043D\u043D\u0438\u043C \u043F\u0440\u0438\u043C\u0435\u0440\u043E\u043C \u043D\u0430\u0438\u043C\u0435\u043D\u043E\u0432\u0430\u043D\u0438\u044F \u043C\u0438\u043D\u0435\u0440\u0430\u043B\u043E\u0432 \u0432 \u0447\u0435\u0441\u0442\u044C \u0440\u0435\u0430\u043B\u044C\u043D\u044B\u0445 \u043B\u0438\u0446. \u041E\u043D \u0431\u044B\u043B \u043D\u0430\u0437\u0432\u0430\u043D \u0432 \u0447\u0435\u0441\u0442\u044C \u0433\u043E\u043B\u043B\u0430\u043D\u0434\u0441\u043A\u043E\u0433\u043E \u043A\u0430\u043F\u0438\u0442\u0430\u043D\u0430 \u0425\u0435\u043D\u0434\u0440\u0438\u043A\u0430 \u0432\u0430\u043D \u041F\u0440\u0435\u043D\u0430 (1733\u20141785), \u0432\u043F\u0435\u0440\u0432\u044B\u0435 \u043F\u0440\u0438\u0432\u0451\u0437\u0448\u0435\u0433\u043E \u044D\u0442\u043E\u0442 \u043C\u0438\u043D\u0435\u0440\u0430\u043B \u0441 \u043C\u044B\u0441\u0430 \u0414\u043E\u0431\u0440\u043E\u0439 \u041D\u0430\u0434\u0435\u0436\u0434\u044B. \u041A\u0440\u0438\u0441\u0442\u0430\u043B\u043B\u044B \u043F\u0440\u0435\u043D\u0438\u0442\u043E\u0432 \u0434\u043E\u0431\u044B\u0432\u0430\u044E\u0442 \u043D\u0430 \u0442\u0435\u0440\u0440\u0438\u0442\u043E\u0440\u0438\u0438 \u0421\u0428\u0410, \u0410\u0432\u0441\u0442\u0440\u0430\u043B\u0438\u0438, \u041A\u0438\u0442\u0430\u044F, \u0428\u043E\u0442\u043B\u0430\u043D\u0434\u0438\u0438, \u043D\u0430 \u044E\u0433\u0435 \u0410\u0444\u0440\u0438\u043A\u0438. \u0413\u0440\u0430\u043D\u0451\u043D\u044B\u0435 \u043F\u0440\u0435\u043D\u0438\u0442\u044B \u043C\u043E\u0436\u043D\u043E \u0441\u043F\u0443\u0442\u0430\u0442\u044C \u0441 \u0445\u0440\u0438\u0437\u043E\u043B\u0438\u0442\u043E\u043C \u0438\u043B\u0438 \u0445\u0440\u0438\u0437\u043E\u043F\u0440\u0430\u0437\u043E\u043C."@ru . . "Prehnita"@eu . "72.09999999999999"^^ . . . "La prehnita \u00E9s un mineral de la classe dels silicats (inosilicats). Va ser anomenada aix\u00ED l'any 1788 per Abraham Gottlieb Werner en honor del coronel holand\u00E8s Hendrik von Prehn, qui la va descobrir l'any 1774 al cap de Bona Esperan\u00E7a, a Sud-\u00E0frica."@ca . . . . "Prehnita"@ca . . . . "Prehnit, veraltet auch als Aedelit, Chiltonit, Coupholit und Edelit oder unter den Handelsbezeichnungen Kap-Chrysolith und Kap-Smaragd bekannt, ist ein h\u00E4ufig vorkommendes Mineral aus der Mineralklasse der \u201ESilikate und Germanate\u201C mit der chemischen Zusammensetzung Ca2Al[(OH)2|AlSi3O10]. Prehnit ist damit chemisch gesehen ein Calcium-Aluminium-Silikat mit zus\u00E4tzlichen Hydroxidionen."@de . . "Biaxial"@en . . . "\u8461\u8404\u77F3\uFF08\u82F1\u8A9E\uFF1APrehnite\uFF09\uFF0C\u53C8\u79F0\u201C\u7EFF\u78A7\u69B4\u201D\u3001\u201C\u7EFF\u78A7\u67F3\u201D\u3001\u201C\u7EFF\u7C92\u77F3\u201D\u3001\u201C\u597D\u671B\u89D2\u7956\u6BCD\u7EFF\u201D\uFF0C\u662F\u4E00\u79CD\u542B\u6C34\u7684\u9499\u94DD\u7845\u9178\u76D0\u77FF\u7269\u3002\u83AB\u6C0F\u786C\u5EA6\u4E3A6.0\uFF5E6.5\u3002\u5BC6\u5EA6\u4E3A2.8-2.9g/cm\u00B3\u3002\u8207\u8461\u8404\u77F3\u6709\u95DC\u7926\u7269\uFF0C\u5982\uFF08\u82F1\u8A9E\uFF1Adatolite\uFF09\u3001\u65B9\u89E3\u77F3\u3001\u9B5A\u773C\u77F3\uFF08\u82F1\u8A9E\uFF1Aapophyllite\uFF09\u3001\u8F1D\u6CB8\u77F3\uFF08\u82F1\u8A9E\uFF1Astilbite\uFF09\u3001\uFF08\u82F1\u8A9E\uFF1Alaumontite\uFF09\u548C\uFF08\u82F1\u8A9E\uFF1Aheulandite\uFF09\u3002"@zh . "Brittle"@en . . . "La prehnite est une esp\u00E8ce min\u00E9rale du groupe des silicates, sous groupe des phyllosilicates de formule Ca2Al(Si, Al)4O10(OH)2, avec des traces de Ti, Fe, Mg, Na, K ou H2O. Cristaux prismatiques isol\u00E9s tr\u00E8s rares pouvant atteindre 4,5 cm."@fr . "n\u03B1 = 1.611 - 1.632"@en . "Prehnita (portugu\u00EAs brasileiro) ou prehnite (portugu\u00EAs europeu) \u00E9 um mineral de cor verde-claro, marrom amarelado ou branco, com f\u00F3rmula qu\u00EDmica (Si3O10)Ca2Al2(OH)2. Pertence \u00E0 classe mineral dos silicatos, precisamente a subclasse dos filossilicatos."@pt . . "Semi-transparent to translucent"@en . . "1072433413"^^ . . "Prehnita mineral bat da."@eu . "White"@en . . . . . . . "Prehnita"@pt . . "2.8"^^ . . . "Prehnite"@en . . . "Prehnita"@es . "Pyramidal"@en . "\u8461\u8404\u77F3"@zh . "La prehnite \u00E8 un minerale alluminosilicato di calcio idrato, facente parte della facies metamorfica prehnite-pumpellyte. Fu descritta nel 1788 all'interno delle Doleriti del Karoo presso Cradock, nella Provincia del Capo Orientale, Sudafrica. Deve il suo nome al colonnello (1733\u20131785), comandante delle forze coloniali dei Paesi Bassi presso il Capo di Buona Speranza dal 1768 al 1780."@it . . . . "Prehnit \u00E4r ett gr\u00F6naktigt mineral som best\u00E5r av hydroxidhaltig kalciumaluminiumsilikat."@sv . . . . "Prehnit"@sv . . "Prehnite"@fr . "Prehnita mineral bat da."@eu . "9"^^ . . . . . . . "Distinct on [001]"@en . "260"^^ . . . "Prehnite"@en . . . "La prehnite \u00E8 un minerale alluminosilicato di calcio idrato, facente parte della facies metamorfica prehnite-pumpellyte. Fu descritta nel 1788 all'interno delle Doleriti del Karoo presso Cradock, nella Provincia del Capo Orientale, Sudafrica. Deve il suo nome al colonnello (1733\u20131785), comandante delle forze coloniali dei Paesi Bassi presso il Capo di Buona Speranza dal 1768 al 1780."@it . "n\u03B3 = 1.632 - 1.665"@en . . "Prehnite is an inosilicate of calcium and aluminium with the formula: Ca2Al(AlSi3O10)(OH)2. Limited Fe3+ substitutes for aluminium in the structure. Prehnite crystallizes in the orthorhombic crystal system, and most often forms as stalactitic or botryoidal aggregates, with only just the crests of small crystals showing any faces, which are almost always curved or composite. Very rarely will it form distinct, well-individualized crystals showing a square-like cross-section, including those found at the in Asbestos, Quebec, Canada. Prehnite is brittle with an uneven fracture and a vitreous to pearly luster. Its hardness is 6-6.5, its specific gravity is 2.80-2.90 and its color varies from light green to yellow, but also colorless, blue, pink or white. In April 2000, rare orange prehnite was discovered in the Kalahari Manganese Fields, South Africa. Prehnite is mostly translucent, and rarely transparent. Though not a zeolite, prehnite is found associated with minerals such as datolite, calcite, apophyllite, stilbite, laumontite, and heulandite in veins and cavities of basaltic rocks, sometimes in granites, syenites, or gneisses. It is an indicator mineral of the prehnite-pumpellyite metamorphic facies. It was first described in 1788 for an occurrence in the Karoo dolerites of Cradock, Eastern Cape Province, South Africa. It was named for Colonel (1733\u20131785), commander of the military forces of the Dutch colony at the Cape of Good Hope from 1768 to 1780. It is used as a gemstone. Extensive deposits of gem-quality prehnite occur in the basalt tableland surrounding Wave Hill Station in the central Northern Territory, of Australia."@en . . . "La prehnita es un mineral del grupo de los silicatos, subgrupo filosilicatos. Es un aluminosilicato de calcio y aluminio, aunque parte del aluminio puede estar sustituido en hasta un 7% por hierro.\u200B Casi siempre se presenta en masas con esferulitos fibroso-radiados, en otras ocasiones como cristales tabulares en crestas. Puede aparecer tambi\u00E9n como agregados o costras botroidales, globulares, etc. En todos los casos de un bello color verde que es \u00FAnico."@es . . . . . . . "\u041F\u0440\u0435\u043D\u0438\u0301\u0442 \u2014 \u043C\u0438\u043D\u0435\u0440\u0430\u043B, \u0441\u0438\u043B\u0438\u043A\u0430\u0442 \u0430\u043B\u044E\u043C\u0438\u043D\u0438\u044F \u0438 \u043A\u0430\u043B\u044C\u0446\u0438\u044F. \u041F\u043E \u043C\u043D\u0435\u043D\u0438\u044E \u0438\u0441\u0442\u043E\u0440\u0438\u043A\u043E\u0432, \u043F\u0440\u0435\u043D\u0438\u0442 \u043F\u0440\u0435\u0434\u043F\u043E\u043B\u043E\u0436\u0438\u0442\u0435\u043B\u044C\u043D\u043E \u044F\u0432\u043B\u044F\u0435\u0442\u0441\u044F \u0441\u0430\u043C\u044B\u043C \u0440\u0430\u043D\u043D\u0438\u043C \u043F\u0440\u0438\u043C\u0435\u0440\u043E\u043C \u043D\u0430\u0438\u043C\u0435\u043D\u043E\u0432\u0430\u043D\u0438\u044F \u043C\u0438\u043D\u0435\u0440\u0430\u043B\u043E\u0432 \u0432 \u0447\u0435\u0441\u0442\u044C \u0440\u0435\u0430\u043B\u044C\u043D\u044B\u0445 \u043B\u0438\u0446. \u041E\u043D \u0431\u044B\u043B \u043D\u0430\u0437\u0432\u0430\u043D \u0432 \u0447\u0435\u0441\u0442\u044C \u0433\u043E\u043B\u043B\u0430\u043D\u0434\u0441\u043A\u043E\u0433\u043E \u043A\u0430\u043F\u0438\u0442\u0430\u043D\u0430 \u0425\u0435\u043D\u0434\u0440\u0438\u043A\u0430 \u0432\u0430\u043D \u041F\u0440\u0435\u043D\u0430 (1733\u20141785), \u0432\u043F\u0435\u0440\u0432\u044B\u0435 \u043F\u0440\u0438\u0432\u0451\u0437\u0448\u0435\u0433\u043E \u044D\u0442\u043E\u0442 \u043C\u0438\u043D\u0435\u0440\u0430\u043B \u0441 \u043C\u044B\u0441\u0430 \u0414\u043E\u0431\u0440\u043E\u0439 \u041D\u0430\u0434\u0435\u0436\u0434\u044B. \u041E\u0431\u044B\u0447\u043D\u043E \u043F\u0440\u0435\u043D\u0438\u0442 \u0432\u0441\u0442\u0440\u0435\u0447\u0430\u0435\u0442\u0441\u044F \u0432 \u0432\u0438\u0434\u0435 \u043F\u043B\u043E\u0442\u043D\u044B\u0445 \u043C\u0430\u0441\u0441 \u0438 \u043F\u043E\u0447\u043A\u043E\u0432\u0438\u0434\u043D\u044B\u0445 \u0430\u0433\u0440\u0435\u0433\u0430\u0442\u043E\u0432. \u0420\u0435\u0436\u0435 \u043F\u043E\u043F\u0430\u0434\u0430\u044E\u0442\u0441\u044F \u0430\u0433\u0440\u0435\u0433\u0430\u0442\u044B \u043A\u043E\u0440\u043E\u0442\u043A\u043E-\u0441\u0442\u043E\u043B\u0431\u0447\u0430\u0442\u044B\u0445 \u043A\u0440\u0438\u0441\u0442\u0430\u043B\u043B\u043E\u0432, \u043A\u043E\u0442\u043E\u0440\u044B\u0435 \u043C\u043E\u0436\u043D\u043E \u0433\u0440\u0430\u043D\u0438\u0442\u044C. \u041F\u043E\u043B\u0443\u043F\u0440\u043E\u0437\u0440\u0430\u0447\u043D\u044B\u0439 \u043F\u0440\u0435\u043D\u0438\u0442 \u0441\u0447\u0438\u0442\u0430\u0435\u0442\u0441\u044F \u0434\u0440\u0430\u0433\u043E\u0446\u0435\u043D\u043D\u044B\u043C \u043A\u0430\u043C\u043D\u0435\u043C \u0442\u0440\u0435\u0442\u044C\u0435\u0433\u043E \u043F\u043E\u0440\u044F\u0434\u043A\u0430 \u0438 \u043D\u0435\u0447\u0430\u0441\u0442\u043E \u0438\u0441\u043F\u043E\u043B\u044C\u0437\u0443\u0435\u0442\u0441\u044F \u0432 \u044E\u0432\u0435\u043B\u0438\u0440\u043D\u044B\u0445 \u0443\u043A\u0440\u0430\u0448\u0435\u043D\u0438\u044F\u0445. \u0418\u043D\u043E\u0433\u0434\u0430 \u0432\u0441\u0442\u0440\u0435\u0447\u0430\u044E\u0442\u0441\u044F \u043F\u0440\u0435\u043D\u0438\u0442\u043E\u0432\u044B\u0435 \u00AB\u043A\u043E\u0448\u0430\u0447\u044C\u0438 \u0433\u043B\u0430\u0437\u0430\u00BB. \u041A\u0440\u0438\u0441\u0442\u0430\u043B\u043B\u044B \u043F\u0440\u0435\u043D\u0438\u0442\u043E\u0432 \u0434\u043E\u0431\u044B\u0432\u0430\u044E\u0442 \u043D\u0430 \u0442\u0435\u0440\u0440\u0438\u0442\u043E\u0440\u0438\u0438 \u0421\u0428\u0410, \u0410\u0432\u0441\u0442\u0440\u0430\u043B\u0438\u0438, \u041A\u0438\u0442\u0430\u044F, \u0428\u043E\u0442\u043B\u0430\u043D\u0434\u0438\u0438, \u043D\u0430 \u044E\u0433\u0435 \u0410\u0444\u0440\u0438\u043A\u0438. \u0413\u0440\u0430\u043D\u0451\u043D\u044B\u0435 \u043F\u0440\u0435\u043D\u0438\u0442\u044B \u043C\u043E\u0436\u043D\u043E \u0441\u043F\u0443\u0442\u0430\u0442\u044C \u0441 \u0445\u0440\u0438\u0437\u043E\u043B\u0438\u0442\u043E\u043C \u0438\u043B\u0438 \u0445\u0440\u0438\u0437\u043E\u043F\u0440\u0430\u0437\u043E\u043C."@ru . "P2cm"@en . . "\u8461\u8404\u77F3\uFF08\u82F1\u8A9E\uFF1APrehnite\uFF09\uFF0C\u53C8\u79F0\u201C\u7EFF\u78A7\u69B4\u201D\u3001\u201C\u7EFF\u78A7\u67F3\u201D\u3001\u201C\u7EFF\u7C92\u77F3\u201D\u3001\u201C\u597D\u671B\u89D2\u7956\u6BCD\u7EFF\u201D\uFF0C\u662F\u4E00\u79CD\u542B\u6C34\u7684\u9499\u94DD\u7845\u9178\u76D0\u77FF\u7269\u3002\u83AB\u6C0F\u786C\u5EA6\u4E3A6.0\uFF5E6.5\u3002\u5BC6\u5EA6\u4E3A2.8-2.9g/cm\u00B3\u3002\u8207\u8461\u8404\u77F3\u6709\u95DC\u7926\u7269\uFF0C\u5982\uFF08\u82F1\u8A9E\uFF1Adatolite\uFF09\u3001\u65B9\u89E3\u77F3\u3001\u9B5A\u773C\u77F3\uFF08\u82F1\u8A9E\uFF1Aapophyllite\uFF09\u3001\u8F1D\u6CB8\u77F3\uFF08\u82F1\u8A9E\uFF1Astilbite\uFF09\u3001\uFF08\u82F1\u8A9E\uFF1Alaumontite\uFF09\u548C\uFF08\u82F1\u8A9E\uFF1Aheulandite\uFF09\u3002"@zh . "La prehnita es un mineral del grupo de los silicatos, subgrupo filosilicatos. Es un aluminosilicato de calcio y aluminio, aunque parte del aluminio puede estar sustituido en hasta un 7% por hierro.\u200B Casi siempre se presenta en masas con esferulitos fibroso-radiados, en otras ocasiones como cristales tabulares en crestas. Puede aparecer tambi\u00E9n como agregados o costras botroidales, globulares, etc. En todos los casos de un bello color verde que es \u00FAnico. Nombrado en 1788 por Werner en honor de su descubridor, el coronel alem\u00E1n Hendrik von Prehn, quien en 1774 encontr\u00F3 el mineral del Cabo de Buena Esperanza (Sud\u00E1frica). Se considera que es el primer mineral que recibi\u00F3 nombre a partir del de una persona."@es . "Prehnit"@pl . . . "Prehnit \u2013 nazwa pochodzi od nazwiska holenderskiego pu\u0142kownika Hendrika von Prehna (1733\u20131785), kt\u00F3ry przywi\u00F3z\u0142 go z Przyl\u0105dka Dobrej Nadziei do Europy w 1773 r. (A.G. Werner, 1790 r.). Pospolity minera\u0142 rodingit\u00F3w powstaj\u0105cy w ostatnim stadium rodingityzacji na skutek niskotemperaturowych proces\u00F3w hydrotermalnych, nale\u017Cy do gromady glinokrzemian\u00F3w wst\u0119gowych."@pl . . . "weak r > v"@en . ""@en . "\u03B4 = 0.021 - 0.033"@en . . . . . . "Prehniet"@nl . . . . "n\u03B2 = 1.615 - 1.642"@en . . . . "Prehnita (portugu\u00EAs brasileiro) ou prehnite (portugu\u00EAs europeu) \u00E9 um mineral de cor verde-claro, marrom amarelado ou branco, com f\u00F3rmula qu\u00EDmica (Si3O10)Ca2Al2(OH)2. Pertence \u00E0 classe mineral dos silicatos, precisamente a subclasse dos filossilicatos."@pt . . "Colorless to gray to yellow, yellow-green or white"@en . . . "Prehnit, veraltet auch als Aedelit, Chiltonit, Coupholit und Edelit oder unter den Handelsbezeichnungen Kap-Chrysolith und Kap-Smaragd bekannt, ist ein h\u00E4ufig vorkommendes Mineral aus der Mineralklasse der \u201ESilikate und Germanate\u201C mit der chemischen Zusammensetzung Ca2Al[(OH)2|AlSi3O10]. Prehnit ist damit chemisch gesehen ein Calcium-Aluminium-Silikat mit zus\u00E4tzlichen Hydroxidionen. Das Mineral kristallisiert im orthorhombischen Kristallsystem und entwickelt meist tafelige bis prismatische Kristalle, kommt aber auch in Form bl\u00E4ttriger, f\u00E4cherf\u00F6rmiger oder traubiger bis kugeliger Mineral-Aggregate vor. In reiner Form ist Prehnit farblos und durchsichtig. Durch vielfache Lichtbrechung aufgrund von Gitterbaufehlern oder polykristalliner Ausbildung kann er aber auch wei\u00DF erscheinen und durch Fremdbeimengungen eine graue oder gelbliche bis gr\u00FCnliche Farbe annehmen. Auch Prehnit-Katzenaugen sind bekannt."@de . ""@en . . . . "Fluorescent, short UV=blue white mild peach, long UV=yellow"@en . . "Vitreous - pearly"@en . . . "Prehnite"@it . "Ca2Al2"@en . . . "\u041F\u0440\u0435\u043D\u0456\u0442 \u2014 \u043F\u043E\u0440\u043E\u0434\u043E\u0443\u0442\u0432\u043E\u0440\u044E\u0432\u0430\u043B\u044C\u043D\u0438\u0439 \u043C\u0456\u043D\u0435\u0440\u0430\u043B \u043F\u0456\u0434\u043A\u043B\u0430\u0441\u0443 \u0448\u0430\u0440\u0443\u0432\u0430\u0442\u0438\u0445 \u0441\u0438\u043B\u0456\u043A\u0430\u0442\u0456\u0432, \u0433\u0456\u0434\u0440\u043E\u043A\u0441\u0438\u043B\u0432\u043C\u0456\u0441\u043D\u0438\u0439 \u0430\u043B\u044E\u043C\u043E\u0441\u0438\u043B\u0456\u043A\u0430\u0442 \u043A\u0430\u043B\u044C\u0446\u0456\u044E. \u0421\u0438\u043D\u043E\u043D\u0456\u043C\u0438: (\u0433\u0456\u043B\u0442\u043E\u043D\u0456\u0442), , ."@uk . "Prh"@en . . . "6"^^ . . . . . . . . . . "Prehnite is an inosilicate of calcium and aluminium with the formula: Ca2Al(AlSi3O10)(OH)2. Limited Fe3+ substitutes for aluminium in the structure. Prehnite crystallizes in the orthorhombic crystal system, and most often forms as stalactitic or botryoidal aggregates, with only just the crests of small crystals showing any faces, which are almost always curved or composite. Very rarely will it form distinct, well-individualized crystals showing a square-like cross-section, including those found at the in Asbestos, Quebec, Canada. Prehnite is brittle with an uneven fracture and a vitreous to pearly luster. Its hardness is 6-6.5, its specific gravity is 2.80-2.90 and its color varies from light green to yellow, but also colorless, blue, pink or white. In April 2000, rare orange prehnite was"@en . . . . . "Prehnit \u00E4r ett gr\u00F6naktigt mineral som best\u00E5r av hydroxidhaltig kalciumaluminiumsilikat."@sv . . . "Prehnit"@de . . . . "5571"^^ . "\u041F\u0440\u0435\u043D\u0456\u0442 \u2014 \u043F\u043E\u0440\u043E\u0434\u043E\u0443\u0442\u0432\u043E\u0440\u044E\u0432\u0430\u043B\u044C\u043D\u0438\u0439 \u043C\u0456\u043D\u0435\u0440\u0430\u043B \u043F\u0456\u0434\u043A\u043B\u0430\u0441\u0443 \u0448\u0430\u0440\u0443\u0432\u0430\u0442\u0438\u0445 \u0441\u0438\u043B\u0456\u043A\u0430\u0442\u0456\u0432, \u0433\u0456\u0434\u0440\u043E\u043A\u0441\u0438\u043B\u0432\u043C\u0456\u0441\u043D\u0438\u0439 \u0430\u043B\u044E\u043C\u043E\u0441\u0438\u043B\u0456\u043A\u0430\u0442 \u043A\u0430\u043B\u044C\u0446\u0456\u044E. \u0421\u0438\u043D\u043E\u043D\u0456\u043C\u0438: (\u0433\u0456\u043B\u0442\u043E\u043D\u0456\u0442), , ."@uk . . . . "\u041F\u0440\u0435\u043D\u0438\u0442"@ru . .