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Silica mineral

Clue: Silica mineral

We have 2 possible answers for the clue Silica mineral which appears 6 times in our database.

Possible Answers:

  • OPAL

  • QUARTZ

Last seen in:

  • The Times - Concise - Sunday Times Concise No 1746
  • The Times - Concise - Times2 Concise 5236 - August 21, 2010
  • The Times - Concise - Times2 Concise 4644 - September 27, 2008
  • USA Today - Mar 20 2008
  • Thomas Joseph - King Feature Syndicate - Sep 17 2007
  • The Guardian - Quick crossword No 11,264 - Jun 13 2006

Related Clues:

  • Birthstone
  • Autumn gem
  • Birthstone for many Libras
  • Like some earrings
  • Common name for hydrous silica
  • Gemstone from Down Under
  • Precious stone
  • Scorpio stone
  • October birthstone
  • Hydrophane, e.g.
  • October's jewel
  • Australian gemstone
  • October stone
  • Unfaceted gem
  • Semiprecious stone
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