топаз

Etymology
Borrowed from, from.

Noun

 * 1) topaz

Noun

 * 1) topaz

Noun

 * 1) topaz gemstone

Noun

 * 1) topaz gemstone

Etymology
via and.

Noun

 * 1) topaz

Usage notes

 * The genitive singular form (with -у (-u)) is used when referring to topaz as a material, while the form  (with -а (-a)) is used when referring to a single stone or crystal of this material.