coffinite


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coffinite

[′kȯf·ə‚nīt]
(mineralogy)
USiO4 A black silicate important as a uranium ore; found in sandstone deposits and hydrothermal veins in New Mexico, Utah, and Wyoming.
References in periodicals archive ?
The high tenor and speed of the uranium extraction suggest the Theseus mineralisation consists predominantly of uraninite and coffinite and is readily available for leaching.
The UIC Technical Report states that the host of known mineralization, uraninite and coffinite, is sandstone deposits within the Westwater Canyon Member of the Upper Jurassic Morrison Formation.
Mina FA[c] consists of primary uranium deposits of pitchblende, uraninite and coffinite and belongs to the fracture and breccia style of uranium mineralization.
Collecting crystals is a popular Swiss hobby, and many displays include minerals -- such as zircon, coffinite, carnotite, monazite, brannerite, titanite and pitchblende -- containing radon-emitting uranium or thorium.
The main primary uranium minerals are uraninite and coffinite.
Uranium minerals in unoxidized formations are primarily uraninite and coffinite while oxidized formations mainly contain uranium vanadates such as carnotite, tyuyamunite and metatyuyamunite.