Pollucite

Pollucite is a zeolite mineral with the formula (Cs,Na)2Al2Si4O12·2H2O with iron, calcium, rubidium and potassium as common substituting elements. It is important as a significant ore of caesium and sometimes rubidium. It forms a solid solution series with analcime. It crystallizes in the isometric - hexoctahedral crystal system as colorless, whi...
Found on http://en.wikipedia.org/wiki/Pollucite

Pollucite

• (n.) A colorless transparent mineral, resembling quartz, occurring with castor or castorite on the island of Elba. It is a silicate of alumina and caesia. Called also pollux.
Found on http://thinkexist.com/dictionary/meaning/pollucite/

pollucite

(from the article `alkali metal`) ...however, is more widely scattered and seldom forms a natural mineral; it is found only as an impurity in other minerals, ranging in content up to ...
Found on http://www.britannica.com/eb/a-z/p/88

pollucite

noun a rare mineral that is an important source of cesium
Found on https://www.encyclo.co.uk/local/20974

Pollucite

Pol'lu·cite noun [ See Pollux , and 4th Castor .] (Min.) A colorless transparent mineral, resembling quartz, occurring with castor or castorite on the island of Elba. It is a silicate of alumina and cæsia. Called also pollux .
Found on http://www.encyclo.co.uk/webster/P/119

pollucite

[n] - a rare mineral that is an important source of cesium
Found on http://www.webdictionary.co.uk/definition.php?query=pollucite
No exact match found