Pegmatite lan Trachyte Definition

Pegmatite

Trachyte

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1 Definition

1.1 definisi

pegmatite rock punika holocrystalline, rock igneous intrusive kang dumadi saka interlocking kristal phaneritic

trachyte punika rock vulkanik nggoleki-grained werna abu-abu kang utamané dumadi saka Feldspar alkali

1.2 Sajarah

1.2.1 asal

dingerteni

1.2.2 panemu

rj Hauy

Alexandre brongniart Rene Hauy

1.3 Etimologi

saka pegma greek, pegmat kang bab liya- katunggilaké + -ite

saka trakhus greek atos 'utawa roughness trakhutēs

1.4 kelas

batuan beku

1.4.1 sub-kelas

awet rock, hard rock

awet rock, medium atose rock

1.5 kulawarga

1.5.1 group

plutonic

vulkanik

1.6 kategori liyane

rock grained coarse, rock opaque

rock grained nggoleki, rock opaque

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