老手工雕刻天然翡翠荷叶型笔洗:A Finely Chinese Superb Hand Carved Natural Jadeite writing-brush washer. Dimension:11.5*7.8*2.2(cm) Weight:140g, Tips about Jadeite Jade Jadeite generally occurs in metamorphic rocks with a higher-pressure origin. Jadeite is made of interlocking, blocky, granular crystal. The hardness of the Jadeite is usually between 6.5 to 7. The density of the Jadeite is between 3.25 to 3.36. Jadeite, compared to nephrite jade, commonly has a more sugary or granular texture. Jadeite appears in a number of colors. Jadeite becomes popular in late Qing Dynasty. Emerald-green jadeite, colored by chromium, is called imperial jade. The process of producing a Jadeite art craft is complicated, including cutting, grinding, and polishing by several experienced artists. For Chinese, Jadeite is collectible and has the potential to the increase in value.