1 Definition
1.1 definisi
hornfels punika rock metamorphic kawangun dening kontak antarane mudstone utawa sugih lempung rock, lan awak igneous panas, lan nggantosi padha panas ngrubah saka rock asli
phonolite iku sawijining extrusive igneous rock rock vulkanik umum saka komposisi kimia antarané felsic lan mafic
1.2 Sajarah
1.2.1 asal
1.2.2 panemu
1.3 Etimologi
saka german kang tegese hornstone
saka makna greek mungel watu amarga saka metallic swara mrodhuksi yen plate unfractured wis mejet
1.4 kelas
rocks metamorphic
batuan beku
1.4.1 sub-kelas
awet rock, rock alus
awet rock, medium atose rock
1.5 kulawarga
1.5.1 group
ora ditrapake
ora ditrapake
1.6 kategori liyane
rock grained nggoleki, rock opaque
rock grained nggoleki, rock opaque