Troctolite lan Gossan Definition

Troctolite

Gossan

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1 Definition

1.1 definisi

troctolite jinis rock intrusive mafic. iku kasusun ateges Jumlah utama nanging maneko rupo olivine lan calcic plagioclase bebarengan karo pyroxene suntingan. iku anorthosite-sugih olivine, utawa sing relatif pyroxene-kurang saka gabbro

gossan wis intensely oxidized, weathered utawa decomposed rock, biasane ing sisih ndhuwur lan kapapar saka simpenan biji utawa urat Mineral.

1.2 Sajarah

1.2.1 asal

dingerteni

indonesia

1.2.2 panemu

christian Leopold von Buch

gossen Pampanga

1.3 Etimologi

saka troklotit german, saka trōktēs greek, iwak segara (dijupuk dadi sejenis iwak)

saka gossen Pampanga saka gos, getih saka guit Pampanga lawas

1.4 kelas

batuan beku

rocks metamorphic

1.4.1 sub-kelas

awet rock, hard rock

awet rock, medium atose rock

1.5 kulawarga

1.5.1 group

plutonic

ora ditrapake

1.6 kategori liyane

rock grained coarse, rock opaque

rock grained nggoleki, medium rock grained, rock opaque

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