• Ningyoite Mineral Data

    webmineral.com/data/Ningyoite.shtml Ningyoite is Radioactive as defined in 49 CFR 173.403. Greater than 70 Bq / gram. Estimated Maximum U.S. Postal Shipping Size (10 mRem/hr limit, Unshielded 10 cm box) 7.90 ± 1.97 grams of pure Ningyoite . Estimated Maximum U.S. Postal Shipping Size (10 mRem/hr limit, Unshielded 100 cm box) 789.89 ±197.47 grams of pure Ningyoite .
  • Ningyoite: Mineral information, data and localities.

    www.mindat.org/min-2906.html A potential Fe-Th-REE analogue is known as 'UM1979-10-PO:FeHREETh'. Also comparable to 'UM1980-04-PO:CaHREETh'.
  • Ningyoite | Definition of Ningyoite by Oxford Dictionary ...

    www.lexico.com/en/definition/ningyoite A translucent brown or brownish-green mineral which consists of a hydrated phosphate of calcium and uranium (usually with some cerium or other rare-earth elements), and belongs to the orthorhombic system.
  • Ningyoite dictionary definition | ningyoite defined

    www.yourdictionary.com/ningyoite ningyoite definition: Noun 1. (mineralogy) An orthorhombic-disphenoidal mineral containing calcium, cerium, hydrogen, oxygen, phosphorus, and uranium.Origin -ite...
  • What does ningyoite mean? - definitions

    www.definitions.net/definition/ningyoite Definition of ningyoite in the Definitions.net dictionary. Meaning of ningyoite. Information and translations of ningyoite in the most comprehensive dictionary definitions resource on the web.
  • ningyoite - Wiktionary

    en.wiktionary.org/wiki/ningyoite ningyoite An orthorhombic-disphenoidal mineral containing calcium, cerium, hydrogen, oxygen, phosphorus, and uranium. References “Ningyoite” in David Barthelmy, Webmineral Mineralogy Database, 1997–.
  • Ningyoite - Mindat.org

    www.mindat.org/gm/2906 dimension area mm. 2 x 2 ningyoite is black photo and collection Luigi Chiappino Ningyo-toge mine, Tottori Prefecture, Japan Dull grayish masses of ningyoite on a 4.2 x 2.7 x 1.6 cm matrix.
  • Uraninite, Coffinite and Ningyoite from Vein-Type Uranium ...

    www.mdpi.com/2075-163X/9/2/123/htm The ningyoite was firstly established in the Ningyô-tôgé sandstone-type uranium deposit (Honshu Island, Japan) . Later, ningyoite was also found in some other sandstone-type uranium deposits in Canada, Kazakhstan, Uzbekistan, Russia and Bulgaria [63,64,65].
  • NINGYOITE, A NEW URANOUS PHOSPHATE MINERAL FROM JAPAN ...

    www.minsocam.org/ammin/AM44/AM44_633.pdf Ningyoite occurs in the unoxidized zone, usually as a thin coating on pyrite and apatite or filling cavities, especially in the matrices of the conglomerate or on the surface and along the cracks of the pebbles. IIin-erals associated with ningyoite are pyrite, marcasite, sphalerite, apatite,
  • Grayite - Wikipedia

    en.wikipedia.org/wiki/Grayite Grayite is isostructural with members of the Rhabdophane group such as brockite and rhabdrophane. While previous work has identified grayite as a pseudohexagonal orthorhombic member of the rhabdophane group along with ningyoite, more contemporary work seems to maintain a hexagonal crystal structure.