oolite是什麼意思 oolite的用法 oolite怎麼讀

oolite

英 ['əʊəlaɪt]美 ['oə,laɪt]

n. 鮞粒巖；魚卵石

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英語詞源

oolite (n.)

"rock consisting of fine grains of carbonate of lime," 1785, from Modern Latin oolites,

from oo-, comb. form of Greek oon "egg" (cognate with Old English æg, see egg (n.)) + lithos "stone" (see litho-). So called because the rock resembles the roe of fish.

權威例句

1. Oolite lime sand packs naturally with 40 % porosity because the particles are essentially spheroids.

自然堆積的灰質鮞粒砂具有40%的孔隙度,因爲其顆粒其本上都是球狀的.

2. The thin bedded siliceous - rocks include chert and depositional quartz with textures of oolite and pebble.

矽質岩包括燧石和沈積石英巖,呈薄層狀產出,沈積石英巖具鮞狀、礫狀結構.

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