Category:Geology by era
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The article Geology by era on Wikipedia projects:

- (en) Era (geology)
- (ar) حقبة جيولوجية
- (bg) Ера (геология)
- (ca) Era geològica
- (da) Æra (geologi)
- (es) Era geológica
- (et) Aegkond
- (fa) دوران (زمینشناسی)
- (fr) Ère
- (he) יחידת זמן גאולוגית
- (hu) Idő (földtörténet)
- (id) Era (geologi)
- (nl) Era (tijdperk)
- (no) Æra (geologi)
- (pt) Era geológica
- (ru) Геологическая эра
- (sh) Era (geologija)
- (sr) Геолошке ере
- (vi) Đại (địa chất)
subdivision of geological time; shorter than an eon and longer than a period | |||
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Subclass of | geochronological unit | ||
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Part of | eon | ||
Has part or parts | |||
Different from |
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- sorted backwards by ending .. billion years ago (1000 ma)
- * = [super] eons
- for an overview see Category:Geologic time scale
Subcategories
This category has the following 14 subcategories, out of 14 total.