Plates I–VI
Telling real quartz from its imitations
One plate, one way a stone can be misrepresented. Each plate states the check, the physics behind it, and — the part most guides leave out — when the check stops working.
I Glass, and the five-second check Why a bubble in glass is always a perfect sphere, and an inclusion in quartz never is. 6 min · ImitationSponsored LinksCrystaliveHave a stone you are unsure about?Ask on LINE →