1 Definition
1.1 definisi
boninite punika rock extrusive mafic kang dhuwur ing Magnesium silika isi, kawangun ing lingkungan ngarep-busar, biasane sak orane tumrap sekolah awal saka subduksi
shoshonite punika rock basaltic, mlaku a trachyandesite potassic, dumadi saka olivine, augite lan plagioclase phenocrysts ing groundmass karo plagioclase calcic lan sanidine lan sawetara kaca vulkanik peteng-colored
1.2 Sajarah
1.2.1 asal
1.2.2 panemu
1.3 Etimologi
saka kedadeyan ing busar Izu-Bonin kidul japan
saka panggonan asal disebut shoshone riverin wyoming
1.4 kelas
1.4.1 sub-kelas
awet rock, hard rock
awet rock, medium atose rock
1.5 kulawarga
1.5.1 group
1.6 kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque