sampleite

sampleite

[′sam·pə‚līt]
(mineralogy)
NaCaCu5(PO4)4Cl·5H2O A blue mineral composed of hydrous phosphate and chloride of sodium, calcium, and copper.
References in periodicals archive ?
In the nearby E26 deposit, oxidation associated with much more saline (NaCl) ground waters has led to extensive development of sampleite in the phosphate assemblage.
In 1994, at the Santa Catalina mine in Sierra Gorda, the finest known specimens of the rare mineral sampleite were found, occurring as pearly, pale blue, platy crystals on rock matrix.