1 Definition
1.1 definisi
gossan wis intensely oxidized, weathered utawa decomposed rock, biasane ing sisih ndhuwur lan kapapar saka simpenan biji utawa urat Mineral.
trachyte punika rock vulkanik nggoleki-grained werna abu-abu kang utamané dumadi saka Feldspar alkali
1.2 Sajarah
1.2.1 asal
1.2.2 panemu
gossen Pampanga
Alexandre brongniart Rene Hauy
1.3 Etimologi
saka gossen Pampanga saka gos, getih saka guit Pampanga lawas
saka trakhus greek atos 'utawa roughness trakhutēs
1.4 kelas
rocks metamorphic
batuan beku
1.4.1 sub-kelas
awet rock, medium atose rock
awet rock, medium atose rock
1.5 kulawarga
1.5.1 group
1.6 kategori liyane
rock grained nggoleki, medium rock grained, rock opaque
rock grained nggoleki, rock opaque