Origin of melanite
Examples from the Web for melanite
Melanite is found in some of the lavas, as in the leucite-syenites.
Their pyroxene is principally aegirine or aegirine augite; some of them are rich in melanite.
Biotite occurs in some of these rocks, and melanite also is present.
The dark matrix consists of biotite, aegirine-augite and melanite.