What is dark, glassy volcanic rock? (8) Crossword Clue

Here is the answer for the crossword clue What is dark, glassy volcanic rock? (8) . We have found 40 possible answers for this clue in our database. Among them, one solution stands out with a 98% match which has a length of 8 letters. We think the likely answer to this clue is OBSIDIAN.

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Crossword Answer For What is dark, glassy volcanic rock? (8):

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40 Potential Answers:

RankAnswerLengthSourceDate
98% OBSIDIAN What is dark, glassy volcanic rock? (8) (8)
8% PITCHSTONE Glassy volcanic rock (10)
7% BASALTS Some volcanic rocks (7) LA Times Daily Sep 28, 2025
6% STONE Small rock; what rocks are made of (5) The Telegraph Mini Oct 30, 2025
6% ASH Volcanic residue (3) LA Times Daily Oct 28, 2025
6% OPP What "dark" is to "bright," for short (3)
6% LAVA Molten volcanic rock (4) (4) Puzzler Oct 19, 2025
6% BASALT Dark volcanic rock (6) New York Times Oct 20, 2022
6% SCORIA Dark volcanic rock (6) New York Times Apr 20, 2016
6% PERLITE Glassy rock (7)
What is dark, glassy volcanic rock? (8) Crossword Clue
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We found 40 solutions for What is dark, glassy volcanic rock? (8). The top solutions are determined by popularity, ratings and frequency of searches. The most likely answer for the clue is OBSIDIAN.

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