definisi
asal
panemu
Etimologi
kelas
sub-kelas
group
kategori liyane
essexite kang uga dikenal minangka nepheline monzogabbro, iku werna abu-abu utawa ireng holocrystalline plutonic rock iigneous peteng
saka dhaerah ing Essex County, massachusetts, kita
rock grained nggoleki, rock opaque
Quartzite punika rock non-foliated metamorphic sing formulir dening metamorphism saka sandstone quartz murni
medium rock grained, rock opaque