Ultrasonic: Risky •Steamer: Risky •Heat: Fusible •Chemicals that harm: Acids
Iolite is relatively hard but should be protected from blows. With its attractive color and reasonable price, it may become a jewelry staple in the future.
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SwissGemShop
Your source of loose Precious & Semi Precious Gemstones Gem quality Gemstones at sale price A lot of information to learn about Gemstones