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coralline rock : ウィキペディア英語版 | coralline rock Coralline Rock is a type of rock formed by the death of layers of Coralline algae. It is visually quite bright like the algae, and is often desired as aquarium decoration. Since it is formed from the dead algae, it contains some nutrients and calcium carbonate, which has allowed it to be used in some building structures. ==External links==
* (Coralline and Coralline Rock ) * (Personal Image Gallery )
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「coralline rock」の詳細全文を読む
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