ianthiniten.
/iːˈanθɪnəɪt//ʌɪˈanθɪnəɪt/ Mineralogy.
A hydrated oxide of uranium found as orthorhombic crystals of a dark violet colour.
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ianthinite1927
1927 Mineral. Abstr. 3 232 Small (to 2 mm.) black crystals with a violet tinge and semi-metallic lustre were found in veinlets in pitchblende from the Kasolo mine in Katanga, and are named ianthinite.
1954 Amer. Mineralogist 39 1018 Ianthinite reportedly contains only quadrivalent uranium and has a formula of 2UO2.7H2O.
This entry has not yet been fully updated (first published 1976; most recently modified version published online March 2022).
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n.1927