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Answer first: a red agate bracelet is best evaluated as a chalcedony-family bead bracelet whose red color, treatment status, fit, cord, wood and metal components all need separate checks. Agate can..

Answer first: “Alashan agate” is a jewelry-market name generally used for colorful chalcedony associated with Alxa (Alashan), Inner Mongolia. Agate is a fine-grained variety of quartz, but the commer..