Rhomb Porphyry lan Troctolite Definition

Rhomb Porphyry

Troctolite

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1 Definition

1.1 definisi

rhomb-porphyry punika igneous rock porphyritic karo wedge KALUBÈRAN utawa lensa shaped anorthoclase utawa phenocrysts Feldspar

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

1.2 Sajarah

1.2.1 asal

dingerteni

1.2.2 panemu

Dingertèni

christian Leopold von Buch

1.3 Etimologi

saka tembung latin sing tegese kain

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

1.4 kelas

batuan beku

1.4.1 sub-kelas

awet rock, medium atose rock

awet rock, hard rock

1.5 kulawarga

1.5.1 group

vulkanik

plutonic

1.6 kategori liyane

rock grained nggoleki, rock opaque

rock grained coarse, rock opaque

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