- tetartoidal
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тритетраэдрический
English-Russian dictionary of geology. 2011.
tetartoidal
Смотреть что такое "tetartoidal" в других словарях:
tetartoidal — te·tar·toi·dal … English syllables
tetartoidal — |teˌtär|tȯidəl, tə̇|tä adjective of a crystal : having symmetry that produces a tetartoid : having three inverse tetrad axes and four triad axes of symmetry … Useful english dictionary
Cubic crystal system — A rock containing three crystals of pyrite (FeS2). The crystal structure of pyrite is simple cubic, and this is reflected in the cubic symmetry of its natural crystal facets … Wikipedia
Maghemite — Not to be confused with Magnesite, Magnetite, or Magnemite. Maghemite General Category Oxide minerals Chemical formula γ Fe2O3 Strunz classification … Wikipedia
Langbeinite — is a potassium magnesium sulfate mineral with formula: K2Mg2(SO4)3. Langbeinite crystallizes in the isometric tetartoidal system as transparent colorless or white with pale tints of yellow to green and violet crystalline masses. It has a vitreous … Wikipedia
Brownleeite — General Category Native element class, Fersilicite group Chemical formula MnSi Strunz classification 01.XX.00 Dana classification … Wikipedia
