definisi
gossan wis intensely oxidized, weathered utawa decomposed rock, biasane ing sisih ndhuwur lan kapapar saka simpenan biji utawa urat Mineral.
pegmatite rock punika holocrystalline, rock igneous intrusive kang dumadi saka interlocking kristal phaneritic
panemu
gossen Pampanga
rj Hauy
Etimologi
saka gossen Pampanga saka gos, getih saka guit Pampanga lawas
saka pegma greek, pegmat kang bab liya- katunggilaké + -ite
kelas
rocks metamorphic
batuan beku
sub-kelas
awet rock, medium atose rock
awet rock, hard rock
kategori liyane
rock grained nggoleki, medium rock grained, rock opaque
rock grained coarse, rock opaque