Challenging puzzle for experienced crossword solvers
Geodude’s Lithic Enigma: Structural Secrets
Challenging puzzle for experienced crossword solvers
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Across
- 1. Aluminosilicate mineral group, dominant in Earth's crust and igneous rocks.
- 2. Geological survey technique to cross horizontally across terrain.
- 3. Marine arthropods sometimes fossilized within sedimentary strata.
- 4. Break or crack in rock without displacement; common structural feature.
- 6. Relating to dark, fine-grained igneous rock abundant in oceanic crust.
- 7. Scientific study of minerals, their properties, and crystal structures.
- 9. Iron oxide mineral exhibiting strong magnetic properties, often found in igneous rocks.
- 11. Describes foliated rock texture characterized by parallel alignment of minerals.
- 15. Relating to large-scale structural features and movements of Earth's crust.
- 17. Pyroxene group mineral, common in metamorphic rocks rich in calcium.
Down
- 5. Rigid outer shell of Earth, including crust and upper mantle layers.
- 8. Zinc sulfide ore with a resinous luster; significant in ore geology.
- 10. Mass of minerals or rock fragments bound together in construction materials.
- 12. Rock altered by heat and pressure, changing its mineralogical composition.
- 13. Branch of Earth sciences studying physical properties and processes.
- 14. Gravitational equilibrium between Earth's crust and mantle supporting it.
- 16. Particles deposited by water or wind, precursor to sedimentary rock.
- 18. Vesicular volcanic glass that floats on water due to trapped gas.
- 19. Hollow rock formation often containing crystals; a mineralogical puzzle.