dioctahedral

dioctahedral
Having two of the three octahedral sites occupied by cations

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  • dioctahedral — (|)dī+ adjective Etymology: di + octahedral 1. : having 16 faces; especially : octahedral with tetrahedral summits 2. : having two of the three available octahedrally coordinated positions occupied a dioctahedral mica …   Useful english dictionary

  • dioctahedral — di·octahedral …   English syllables

  • clay mineral — any of a group of hydrous aluminum silicate minerals, as kaolinite, illite, and montmorillonite, that constitute the major portion of most clays. [1945 50] * * * Any of a group of important hydrous aluminum silicates with a layered structure and… …   Universalium

  • Cookéite — Catégorie IX : silicates[1] Cookéite sur quartz, Paris, Maine, gisement topotype …   Wikipédia en Français

  • Kaolinite — Kaolin General Category Silicate mineral Chemical formula Al2Si2O5(OH)4 …   Wikipedia

  • Mica — For other uses, see Mica (disambiguation). Rock with mica …   Wikipedia

  • Clay minerals — Oxford Clay (Jurassic) exposed near Weymouth, England. Clay minerals are hydrous aluminium phyllosilicates, sometimes with variable amounts of iron, magnesium, alkali metals, alkaline earths, and other cations. Clays have structures similar to… …   Wikipedia

  • Nontronite — from Slovakia General Category Smectite Phyllosilicate Che …   Wikipedia

  • Phengite — is a series name for dioctahedral micas of composition K(AlMg)2(OH)2(SiAl)4O10, similar to muscovite but with addition of magnesium.References* Glossary of Geology, Fifth Edition, Eds. K.K.E. Neiendorf, J.P. Mehl, J.A. Jackson, American… …   Wikipedia

  • Диосмектит — (Diosmectit) Химическое соединение ИЮПАК Брутто формула  ? Классификация …   Википедия

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