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
kenyte iku macem-macem phonolite porphyritic utawa trachyte rock karo phenocrysts rhomb shaped anorthoclase karo rupo olivine lan augite ing matrik glassy
saka gunung ranges- Gunung kenya lan dijenengi dening JW Gregory in 1900
awet rock, medium atose rock
rock grained nggoleki, rock opaque