最終更新日：2024/08/02

One of the minute acicular or dendritic crystalline forms sometimes observed in glassy volcanic rocks.

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belonite

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belonite

noun

One of the minute acicular or dendritic crystalline forms sometimes observed in glassy volcanic rocks.

The belonite is a rare gemstone found in certain regions.

意味（1）

One of the minute acicular or dendritic crystalline forms sometimes observed in glassy volcanic rocks.