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
nephelinite punika rock igneous nggoleki-grained utawa aphanitic arupi meh tanggung saka nepheline lan clinopyroxene (macem-macem augite).
1.2 Sajarah
1.2.1 asal
1.2.2 panemu
1.3 Etimologi
saka german kang tegese hornstone
saka néphéline french, saka Nefele greek
1.4 kelas
rocks metamorphic
batuan beku
1.4.1 sub-kelas
awet rock, rock alus
awet rock, hard rock
1.5 kulawarga
1.5.1 group
1.6 kategori liyane
rock grained nggoleki, rock opaque
rock grained nggoleki, rock opaque