Gemstone Impregnation
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1. It involves filling the pores or fractures in a gemstone with a foreign substance to improve its clarity, color, and overall visual appeal.
2. Common substances used include oils, resins, waxes, and polymers.
3. Emerald, opal, turquoise, lapis lazuli are some common example of impregnation treatment.
4. Opals are commonly treated with an impregnating polymer, such as epoxy resin or plastic.
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Conclusion