definisi
gritstone utawa grit punika hard, coarse-grained, siliceous sandstone
felsite punika rock vulkanik grained banget nggoleki sing bisa utawa ora bisa ngemot kristal luwih gedhe lan cahya colored rock sing biasane mbutuhake ujian petrographic utawa analisis kimia kanggo definisi luwih tepat
Sajarah
asal
pennines, england
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panemu
JJ Ferber
Ora dingerteni
Etimologi
saka grit + watu
saka Feldspar english lan -ite
kelas
rocks sedimentary
batuan beku
sub-kelas
awet rock, hard rock
awet rock, medium atose rock
kulawarga
group
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vulkanik
kategori liyane
rock grained coarse, rock opaque
rock grained nggoleki, rock opaque