Skarn lan Anthracite Definition
definisi
skarns kawangun sak metamorphism regional utawa kontak lan saka macem-macem pangolahan metasomatic nglibatno cairan saka magmatic, metamorphic, lan / utawa asal segara
Anthracite jinis rock sedimentary kang hard lan macem-macem batu bara sing wis luster dhuwur
asal
usa, australia
pennsylvania, kita
panemu
tornebohm
Ora dingerteni
Etimologi
saka tembung mining swedish lawas Originally dipigunakaké kanggo njlèntrèhaké jinis gangue silicate utawa sampah rock.
saka anthrakites greek, saka anthrax, anthrak meaning coal
kelas
rocks metamorphic
rocks metamorphic
sub-kelas
awet rock, hard rock
awet rock, rock alus
kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque