| Webster's Online Dictionary |
| Domain | Definition | ||
| Mining | A trigonal mineral, (Ba, Sr)6 (Ca, Mn)6 Mg (CO3)(sub 13); shows flat, simple rhombohedral crystals and cleavage; fluoresces yellow or red; in veins with calcite. (references) | ||
Source: compiled by the editor from various references; see credits. | Top | ||