definisi
essexite kang uga dikenal minangka nepheline monzogabbro, iku werna abu-abu utawa ireng holocrystalline plutonic rock iigneous peteng
gritstone utawa grit punika hard, coarse-grained, siliceous sandstone
Sajarah
asal
usa
pennines, england
panemu
Ora dingerteni
JJ Ferber
Etimologi
saka dhaerah ing Essex County, massachusetts, kita
saka grit + watu
kelas
batuan beku
rocks sedimentary
sub-kelas
awet rock, hard rock
awet rock, hard rock
kulawarga
group
plutonic
-
kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock opaque