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灰華 (かいか, kaika) Japanese meaning: travertine | Kotomora

灰かい華か

か

い

か

Meanings

1

A form of limestone deposited by mineral springs, especially hot springs. Used in geology and mineralogy.

See also: トラバーチン · 石灰華

この地ち域いきの温おん泉せんでは、灰かい華かがよく見みられる。
Travertine is often seen in the hot springs of this region.

Kanji

灰ashes, puckery juice, cremate
華splendor, flower, petal

Related words

トラバーチン
トラバーチン is the direct loanword from Italian, commonly used in architecture and design contexts, while 灰華 is the native Japanese term used more in geological or mineralogical descriptions.
石せっ灰かい華か
石灰華 is a broader term for calcareous sinter or tufa, which includes travertine but also other forms of calcium carbonate deposits. 灰華 specifically refers to travertine.

Etymology

Compound of 灰 (かい, 'ash') and 華 (か, 'flower'), likely referring to the porous, ash-like appearance and the flower-like formations of travertine deposits. The exact historical derivation is uncertain.