1 Definition
1.1 definisi
websterite punika ultramafic lan ultrabasic rock sing kasusun saka takeran kira-kira witjaksono orthopyroxene lan clinopyroxene. iku jinis khusus saka pyroxenite.
foidolite jinis langka coarse-grained rock igneous intrusive karo isi Mineral feldspathoid luwih saka 60%
1.2 Sajarah
1.2.1 asal
webster, North Carolina
dingerteni
1.2.2 panemu
1.3 Etimologi
saka kutha webster dumunung ing North Carolina
saka feldspathoid Mineral kang isi utama rock
1.4 kelas
1.4.1 sub-kelas
awet rock, hard rock
awet rock, rock alus
1.5 kulawarga
1.5.1 group
1.6 kategori liyane
rock grained coarse, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque