| 单词 | 硅化 |
| 释义 | 〔topaz〕A colorless, blue, yellow, brown, or pink aluminum silicate mineral, often found in association with granitic rocks and valued as a gemstone, especially in the brown and pink varieties.黄晶，黄玉：一种无色，蓝色，黄色，褐色或粉色的硅化铝矿石，常常与花岗岩伴生并具有宝石的价值，特别是其中的褐色和粉红色种类〔saponite〕A clay mineral that is a hydrous silicate of aluminum and magnesium and occurs in soft amorphous masses in the cavities of certain rocks.皂石：一种土质矿物，为含结晶水的硅化铝或硅化镁，常发现于特定岩石的空隙中，通常柔软且无固定外形〔silicify〕To become converted into or impregnated with silica.硅化：转变成硅或用硅浸渍〔buhrstone〕A tough, silicified limestone formerly used to make millstones. It is typified by the presence of multiple cavities that originally housed fossilized shells.磨石，砂质多孔石灰岩：一种坚硬的，硅化石灰石，以前用来制作磨石。具有最初由化石化的贝壳而形成的多孔特征 |
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