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Natural Agate Grinding Jar
Natural Agate Grinding Jar
Natural Agate Grinding Jar
Natural Agate Grinding Jar
Natural Agate Grinding Jar
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Natural Agate Grinding Jar

Agate is essentially quartz-like ore (silicon dioxide SiO2) classified as semi-precious stones. It is formed by the invasion of silica solution into volcanic cavity. Agate is actually silica ore, because it has no pollution to the sample, so it is widely used as grinding tool in food, biology, medicine and so on.

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