Websterite lan Trachyte Definition

Websterite

Trachyte

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1 Definition

1.1 definisi

websterite punika ultramafic lan ultrabasic rock sing kasusun saka takeran kira-kira witjaksono orthopyroxene lan clinopyroxene. iku jinis khusus saka pyroxenite.

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

1.2 Sajarah

1.2.1 asal

webster, North Carolina

dingerteni

1.2.2 panemu

Dingertèni

Alexandre brongniart Rene Hauy

1.3 Etimologi

saka kutha webster dumunung ing North Carolina

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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