Answer | Crossword Clue |
---|---|
VOLCANICROCKS | Basalt and pumice |
IGNEOUS | Like basalt and obsidian |
IGNEOUS | Like granite and basalt |
nephelinite | a basalt-like rock compound of pyroxene and nepheline |
nephelinites | NEPHELINITE, a basalt-like rock compound of pyroxene and nepheline |
ABRASIVES | Emery and pumice |