
1) Magnesium mineral 2) Orthorhombic mineral 3) Potassium mineral
Found on
https://www.crosswordclues.com/clue/hazenite

Hazenite is a hydrous phosphate mineral with chemical formula of {chemical formula|K||Na||Mg|2|(||PO4||)|2|·14||H2O}, therefore a hydrous alkali magnesium phosphate. It is a member of the struvite group. It was first described for an occurrence adjacent to Mono Lake, California, and named after Robert M. Hazen of the Carnegie Institute. It was ap...
Found on
http://en.wikipedia.org/wiki/Hazenite
No exact match found.