psephite

名詞

可算名詞 不可算名詞

A sediment or sedimentary rock composed of fragments that are coarser than sand and which are enclosed in a matrix that varies in kind and amount.

日本語の意味

砂よりも粒が粗い破砕片から構成され、種類や量が異なる基質で固められた堆積物、またはその堆積岩

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The geologist identified the unusual psephite outcrop, noting its large pebble clasts and heterogeneous matrix.

地質学者は、砂より粗い破片で構成され、さまざまな種類や量の基質に包まれた堆積岩（礫岩）の異常な露頭を確認し、大きな礫片と基質の不均一性に注目した。

詳細

意味（1）

A sediment or sedimentary rock composed of fragments that are coarser than sand and which are enclosed in a matrix that varies in kind and amount.

psephites （ plural ）