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黒玉 (こくぎょく) Japanese meaning | Kotomora

黒こく玉ぎょく

Meanings

1

noun

Refers specifically to the black fossilized coal used in jewelry and ornaments.

祖そ母ぼの形かた見みの黒こく玉ぎょくのネックレスを大たい切せつにしている。
I treasure my grandmother's jet necklace that she left behind.

Kanji

黒black
玉jewel, ball

Similar words

黒こく曜よう石せき
黒曜石 is obsidian, a volcanic glass, while 黒玉 is jet, a fossilized coal. Both are black and used in jewelry, but they are different materials.

Etymology

The kanji 黒 (black) and 玉 (gem, ball) directly describe the appearance of jet. The reading こくぎょく is the on'yomi of the characters.