Clue: Important constituent of igneous rocks
We have 1 answer for the clue Important constituent of igneous rocks. See the results below.
Possible Answers:
Related Clues:
- Crystalline mineral
- Igneous rock constituent
- Mineral that crystallizes from magma
- Glassy mineral
- Mineral in glassmaking
- Rock-forming mineral that makes up over half of the earth's crust
Last Seen In:
- New York Times - January 25, 2004
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