adamellite
noun
ad·a·mel·lite
ˌa-də-ˈme-ˌlīt
plural -s
: any of several minerals: such as
a
: an orthoclase-bearing quartz-hornblende-mica-diorite
b
: silica-rich quartz-monzonite
c
: any quartz-monzonite
Word History
Etymology
German adamellit, from Monte Adamello, mountain in Italy, its locality + German -it -ite
First Known Use
1896, in the meaning defined above