mineral built around single chains of
Source: Leet, L. Don. 1982.
Physical Geology, 6th Edition. Englewood Cliffs, NJ: Prentice-Hall
- A monoclinic mineral, 8[(Ca,Na)(Mg,Fe,Al,Ti)(Si,Al)2 O6 ] ;
pyroxene group; dark-green to black with prismatic cleavage; a common
rock-forming mineral in igneous and metamorphic rocks. Syn: basaltine;
fassaite; pyroxene. CF: pigeonite
Dictionary of Mining, Mineral, and Related Terms