also: こがんせき · とらのめいし
noun
tiger's-eye; tigereye
A chatoyant gemstone, typically golden-brown, used in jewelry and ornaments. The Japanese name literally means 'tiger eye stone'.
彼女は虎目石のブレスレットを身につけている。
She is wearing a tiger's-eye bracelet.
虎目石は金運を
Tiger's-eye is popular as a power stone that enhances financial luck.
Cat's-eye is a different gemstone (chrysoberyl) with a similar chatoyant effect, while tiger's-eye is a type of quartz.
The Japanese name 虎目石 (tora-me-ishi) literally means 'tiger eye stone', a calque of the English 'tiger's-eye'. The alternate reading こがんせき is the Sino-Japanese reading of the same characters.