The color, texture, fracture and translucency of Jade and nephrite can be directly observed.The gravity, dense texture, luster and smoothness can be distin guished by the handy weighting and feeling.

• 看其颜色、结构、断口、透明度，掂其比重及致密程度，模之清爽、光洁细腻或油腻般滑润。