хрусталь

Etymology
, a diminutive form of, a variant of 🇨🇬, both ultimately from. Compare 🇨🇬. The starting х- was possibly influenced by. The gender was likely influenced by the doublet, which entered Russian via.

Noun

 * 1) crystal, cut glass, lead glass glass with a high refractive index, used for making fine glassware; by extension, fine glassware made of such glass
 * 2) rock crystal