Whether it is opaque or not, real jade has a warm luster. Jade is a natural product, so it is difficult to unify the constitution.

(2) Jade tendons, jade flowers, etc. Solid texture, no bubbles. White is often blue, and pure white is rare.

③ Fake jade articles are dry and dull, and some have bubbles. Moreover, high reliefs and round carvings cannot be processed on glass walls.

02 hardness:

When the real jade passes through the glass, it leaves a scratch on the glass, but the jade itself is intact.

03 specific gravity:

Real jade feels heavy, while fake jade floats lightly.

② The specific gravity of natural jade is 3.3-3.4, while that of synthetic jade is only 2.8.

(3) weigh it by hand or with a balance to distinguish between true and false.

04 sound:

(1) hanging jade with a line, with a hard object. Authentic voice is crisp and pleasant, and the aftertaste is melodious.

② The fake ones are dull and dry.

05 fracture:

① Observed with a magnifying glass of 10 times, the fracture of real jade is uneven, and a fine structure can be seen.

(2) The fracture of fake jade is neat and shiny, and it is often a glass imitation, while the fracture structure is rough and waxy.

06 temperature:

The temperature of jade is relatively low and it is not easy to transfer heat. Put it in your hand and see how the temperature changes. Slow jade is good.