Lamprophyre lan Troctolite Definition

Lamprophyre

Troctolite

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1 Definition

1.1 definisi

lamprophyre wis batuan beku umum utamané kedadean minangka dikes, lopoliths, laccoliths, saham lan intrusions cilik

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 lampros greek padhang lan kang madhangi + porphureos 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

plutonic

1.6 kategori liyane

rock grained coarse, rock grained nggoleki, rock opaque

rock grained coarse, rock opaque

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