Umbite
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umbite — noun An inosilicate mineral of potassium, zirconium and titanium … Wiktionary
List of minerals U-Z (complete) — It is currently not possible to have a complete list of minerals . The International Mineralogical Association is the international group that recognises new minerals and new mineral names, however minerals discovered before 1959 did not go… … Wikipedia
List of minerals — This is a List of minerals for which there are Wikipedia articles. Mineral variety names and mineraloids are to be listed after the valid minerals for each letter.For a complete listing (about 4,000) of all mineral names: List of minerals… … Wikipedia
Arctite — (Na2Ca4(PO4)3F) is a colourless mineral found in the Kola Peninsula northern Russia. It s Mohs hardness is 5 and has a density of 3.11 3.13. Arctite is transparent with a vitreous lustre. Arctite has a perfect cleavage and a trigonal crystal… … Wikipedia
Liste des mineraux (lettre U) — Liste des minéraux (lettre U) liste des minéraux A B C D E F G H I J K L M N O P Q R S T U V W … Wikipédia en Français
Liste des minéraux (lettre U) — v · Liste des minéraux A • B • C • D • E • F • … Wikipédia en Français
Liste des minéraux (lettre u) — liste des minéraux A B C D E F G H I J K L M N O P Q R S T U V W … Wikipédia en Français
Minéraux composites (lettre U) — Liste des minéraux (lettre U) liste des minéraux A B C D E F G H I J K L M N O P Q R S T U V W … Wikipédia en Français
yttro-columbite — yttro colˈumbite or yttro tanˈtalite noun A brownish mineral found at Ytterby, a tantalate of yttrium, iron, calcium, etc • • • Main Entry: ↑yttrium … Useful english dictionary
yttro-tantalite — yttro colˈumbite or yttro tanˈtalite noun A brownish mineral found at Ytterby, a tantalate of yttrium, iron, calcium, etc • • • Main Entry: ↑yttrium … Useful english dictionary
