My watch list  


Steacyite is a mineral, a complex silicate containing thorium and uranium; formula KvariableCa.Na.Th.U.Si8O20. It forms small brown or yellow green crystals, often cruciform twinned crystals. It is radioactive. It was discovered at Mont-Saint-Hilaire, Quebec in 1982 and is named after Harold Robert Steacy mineralogist.

See also

This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Steacyite". A list of authors is available in Wikipedia.
Your browser is not current. Microsoft Internet Explorer 6.0 does not support some functions on Chemie.DE