Exam (elaborations)
GIA Colored Stones Assignment 13: Blue Sapphire questions and answers all are graded A+
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The word "___________," when used aloe typically refers to the blue variety of corundum. - Answersapphire Blue sapphire is one of the most ____________ colored stones, especially in the US. - Answer-popular The most highly valued blue sapphires are ___________ blue to _____________ blue, in _____...
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