Category: Shopping advice

Question:
how to distinguish between genuine and fake malachite

Answer:
1) Seeing: natural crystal in the formation process, often subject to environmental impact of the total contains some impurities, facing the sun observation, you can even see the faint tiny stripes or catkin-like substance. Pseudo-crystal to use more defective crystal residue, blizzard melting, after polishing processing, colored imitation made, there is no uniform stripes, catkin-like material.
(2) tongue licking: In the hot dog days of summer, with his tongue licking the surface of natural crystal, there are cold and cool feeling. Leave the crystal, there was no feeling of cool
(3) Lighting: natural crystal stacked vertically in the sunlight, no matter the perspective from which it can emit a beautiful luster. Pseudo-crystal can not.
(4) Hardness: natural crystal hardness, the jewelry with the rubble on the lightly draw about not leaving any traces; if left streak, it is fake crystal.
(5) using polarized light microscopy: a 360-degree rotation in the polarizing microscope, there are four out four dark change is the natural crystal…