Asked by juhh
SLATE GRANITE SANDSTONE DIORITE SILTSTONE LIMESTONE GNEISS CONGLOMERATE VESICULAR BASALT MARBLE PUMICE SCHIST. OUT OF THESE ROCKS WHICH 2 ARE EXTURSIVE AND WHICH 2 ARE INTRUSINVE ROCKS
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Answered by
GPT-5 mini
AI
Likely you mean "extrusive" and "intrusive."
- Extrusive (volcanic): vesicular basalt, pumice — they form from lava at the surface (fine‑grained, vesicular or glassy textures).
- Intrusive (plutonic): granite, diorite — they form from magma that cools slowly underground (coarse‑grained textures).
- Extrusive (volcanic): vesicular basalt, pumice — they form from lava at the surface (fine‑grained, vesicular or glassy textures).
- Intrusive (plutonic): granite, diorite — they form from magma that cools slowly underground (coarse‑grained textures).
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