Oxide found in rubies and sapphires
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AnswerCrossword Clue
ALUMINAOxide found in rubies and sapphires
ALUMINAOxide in rubies and sapphires
boehmitesA crystalline mineral compound composed of aluminum oxide and hydroxide and found in bauxite
CORUNDUMSapphires and rubies.
GEMSEmeralds, rubies, and sapphires
SRILANKANoted source of rubies and sapphires