1 Definition
1.1 definisi
ganister punika hard, nggoleki-grained sandstone quartzose utawa orthoquartzite kang Sejatine digunakake ing Pabrik silika bata biasane digunakake kanggo geni baris lan jinis rocks sedimentary.
Anthracite jinis rock sedimentary kang hard lan macem-macem batu bara sing wis luster dhuwur
1.2 Sajarah
1.2.1 asal
england
pennsylvania, kita
1.2.2 panemu
1.3 Etimologi
saka gan'is-ter IE hard, watu siliceous close-grained, asring mbentuk stratum kang underlies a coal-lapisan
saka anthrakites greek, saka anthrax, anthrak meaning coal
1.4 kelas
rocks sedimentary
rocks metamorphic
1.4.1 sub-kelas
awet rock, hard rock
awet rock, rock alus
1.5 kulawarga
1.5.1 group
ora ditrapake
ora ditrapake
1.6 kategori liyane
rock grained coarse, rock grained nggoleki, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque