Check the color for natural variation and depth
Look for a smooth, waxy, or slightly oily luster
Hold it to the light to see translucency in thinner areas
Feel the weight; real jade is usually dense and heavy for its size
Tap it gently; real jade often has a crisp, resonant sound
Test the hardness; jade resists scratches from common metal objects
Examine the surface for fine texture rather than a glassy look
Look for tiny internal flaws, fibers, or cloudy patterns
Compare the temperature; real jade feels cool to the touch
Ask for a gemological certificate from a trusted lab
Have a jeweler test it with professional equipment
Be cautious of perfectly uniform color and flawless appearance
Avoid relying on price alone to judge authenticity