The table provides a geological timeline with different eras, periods, and their approximate durations. It also asks to fill in information about mountain formation and valuable mineral resources for each period. This requires specific geological knowledge to complete accurately.
| Era | Periods | Cenozoic (KZ) approx. 70 million years | Mesozoic (MZ) 165 million years | Paleozoic (PZ) 330 million years | Proterozoic approx. 2000 million years | Archean over 1800 million years |
|---|---|---|---|---|---|---|
| Quaternary (Q) 2 million years | ||||||
| Neogene (N) 25 million years | ||||||
| Paleogene (P) 41 million years | ||||||
| Cretaceous (M) 70 million years | ||||||
| Jurassic (J) 50 million years | ||||||
| Triassic (T) 40 million years | ||||||
| Permian (P) 45 million years | ||||||
| Carboniferous (C) 65 million years | ||||||
| Devonian (D) 55 million years | ||||||
| Silurian (S) 35 million years | ||||||
| Ordovician (O) 60 million years | ||||||
| Cambrian (K) 70 million years | ||||||
| PR | ||||||
| AR |
*Or Anthropogene.
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