1 Definition
1.1 definisi
arkose punika rock sedimentary, khusus jinis sandstone ngemot paling sethithik 25% Feldspar
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
1.2 Sajarah
1.2.1 asal
1.2.2 panemu
Alexandre brongniart
Dingertèni
1.3 Etimologi
saka wilayah Auvergne saka prancis digunakake dening geologist Alexandre brongniart french 1826 sing Applied istilah iki kanggo sawetara sandstones feldspathic
saka Feldspar english lan -ite
1.4 kelas
rocks sedimentary
batuan beku
1.4.1 sub-kelas
awet rock, hard rock
awet rock, medium atose rock
1.5 kulawarga
1.5.1 group
1.6 kategori liyane
rock grained coarse, rock opaque
rock grained nggoleki, rock opaque