In the jewelry market ，offen see one kind of has the medium green (its depth may have change), assumes the translucent shape the string of beads, because it has certain green, and the price is not high, quite receives many ladies' favors. This is aventurine which produced in India , aventurine most prematurely delivers in India, therefore also names " the Indian jade ".in China Henan also has delivers, however the accurate name should for the quartz. The difference aventurine and the jade are follow:

1. uses the perspective light, obviously in the aventurine has the parallel arrangement green fuctsite piece. Sidelong glance it, often forms one " the green line ". Observes under the Charles ray filter, the green fuctsite presents red.

2. the proportion of aventurine is 2.65, is much smaller than the jade proportion. The available be texted by hand

3.the average refractive index of aventurine is 1.55, the refractive index compared to the jadeite is low.