Beautiful Color Natural Zhan Guo Hong Agate Pendant Dimension: 42*34*34 (mm) 1.65*1.34*1.34 (in) Weight 0.19 lbs/86g 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.

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