Table 1 Comparison of the visual identification features of the nephrite from three sources
From: Identification of a source of nephrite from late Shang Yinxu by multispectral imaging
| Â | Xinjiang | Qinghai | Xiuyan |
|---|---|---|---|
Lustre | Strong grease gloss | Glass-wax gloss | Grease gloss |
Transparency | Slightly translucent | Semi-translucent and uneven | Slightly translucent |
Submicrostructure | Flocculent textures | Granular scatter | Blurred pieces |
Size | > 0.8 cm2 | 0.05 ~ 0.1 cm2 | > 0.8 cm2 |
Distribution of textural units | Comparatively regular | Uniform | Slightly disorganized |