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Types of Opal With Photos | Geology In Diy Crystal Crafts, Latest Gold Ring Designs, Opal Resin, Sculpting Materials, Being High, Water Opal, Natural Philosophy, Jelly Opal, Peruvian Blue Opal

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Types of Opal With Photos – Geology In

Opals come in various types, each with its own unique characteristics. Opal is a hydrated amorphous form of silica SiO₂·nH₂O ; its water co...

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