Large rough mineral specimens $ 5.76 Material: crystal Process: natural Material source: natural Clarity: VS. Shape: follow the shape Size: tianhe stone 5-7cm1 block, huangbing zhou stone 5-7cm1 block, powder crystal 5-7cm1 block, celestite 5-7cm1 block, apatite 5-7cm1 block, malachite 5-7cm1 block, amethyst 5-7cm1 block, black tourmaline 5-7cm1 block, plum blossom tourmaline 5-7cm1 block