Tephrite lan Troctolite Definition

Tephrite

Troctolite

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1 Definition

1.1 definisi

tephrite iku sawijining aphanitic kanggo porphyritic tekstur, vulkanik rock igneous

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

germany

dingerteni

1.2.2 panemu

van tooren

christian Leopold von Buch

1.3 Etimologi

saka tephra greek, awu saka basa indo-european, kanggo ngobong

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

1.4 kelas

batuan beku

1.4.1 sub-kelas

awet rock, hard rock

1.5 kulawarga

1.5.1 group

vulkanik

plutonic

1.6 kategori liyane

rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque

rock grained coarse, rock opaque

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