Beautiful Design Chinese Natural Black Agate Beads Bracelet Dimension:14*14*9(mm)0.55*0.55*0.35(in)Weight 0.1 lbs/44 g Agate is a code, Ma Nao, horse brain, is a kind of mineral chalcedony class, is often mixed with grain belt of the block Opal and cryptocrystalline quartz, Mohs hardness of 7, the density of 2.6-2.7 grams per cubic centimeter, a level of color, translucent to opaque. Often do decorations or hobby. See clusters of agate often in ancient burial.The total weight does not include the base. The base is not included after you have won the auction.

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