What kind of jade is this? Both nephrite and jadeite? Possible value, the top pieces are broken, flipped my car and this was in the trunk. Pictures for context. - Quora
FAQ | seree
Jadeite vs nephrite – Yves Lemay Jewelry
Jade Buying Guide • Jade Auction Records
Differentiating Jadeite and Nephrite Using Spectral Data | Lab Manager