How To Clean Raw Mined Quartz | Crystal Tools

Cleaning that has been recently is a three step . First the clay must be washed off the crystal. Second, the iron oxide film coating is removed in an oxalic acid bath. And last, the oxalic acid is washed off the crystal with fresh water. Sounds simple, but there are many ways to each step depending on the type of crystal points or clusters and the quantity you have to ...

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