Definition
| • | A mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity. |
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We have found the following answers matching the query 'Gem with a black variety' in our database: For more stats and recent usage scroll down and continue reading. Gem with a black variety crossword clue was last seen on November 15 2025 in the popular New York Times Crossword.
| Rank | Answer | Clue | Publisher |
|---|---|---|---|
| 99% | OPAL | Gem with a black variety | New York Times |
| • | A mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity. |
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