Calcite Dichroscope

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Simultaneously view a gem's pleochroic colors in sharp contrast. Quickly separate doubly refractive stones like rubies from singly refractive stones like garnets and red spinels. O n-campus and online students currently enrolled at GIA can enter code INSTSTUD to receive a discount on one order of this product. If instrument is required prior to enrollment [email protected] a code to receive a discount. SKU: 429000 Show more