Last Updated
：2025/12/21
珪化
Hiragana
けいか
Noun
Japanese Meaning
鉱物や有機物が二酸化ケイ素（シリカ）によって置き換えられたり、シリカが沈着したりして、珪酸塩質の岩石や化石になる過程。また、その結果生じた状態。珪酸化。
Easy Japanese Meaning
いしやほねなどのなかに すなのなかまが入り かたくなること
Chinese (Simplified)
岩石或化石被二氧化硅替代或充填的过程 / 由硅质物质浸入使物质硅化的地质作用
Sense（1）
silicification
（ canonical ）
（ romanization ）
（ romanization ）
（ hiragana historical ）
（ hiragana ）
Quizzes for review
See correct answer
This rock was formed through the process of silicification.
This rock was formed through the process of silicification.
See correct answer
この岩石は珪化の過程を経て形成されました。
Japanese - English
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