Kapalua's white coral sand is protected by two headlands, formed by ancient lava flows into the sea.

很久以前的岩浆流入大海形成了两个岬，而这两个岬保护着卡帕·鲁亚湾的白珊瑚沙。

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The sediment cores from "Cattle Pond" on Dongdao Island of South China Sea contain a coral sand sediment layer embedded by ornithogenic sediments with sharp stratigraphic contacts.

在南海东岛牛塘海鸟粪土沉积层中发现一岩性明显不同于上、下层位的珊瑚砂夹层。

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In this paper, the variation of microstructure and the complete process of grain slide during loading of the coral sand are observed with the optical microscope and the self-developed loading device.

采用自行研制的加载装置，配装在光学体视显微镜下，观测了珊瑚砂土在加载过程中微结构的变化及颗粒滑移的全过程。

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Cay: low island or reef of coral, sand, etc.

UNESCO: L O S S A R Y

Composed of sedimentary rock (successive layers of coral, shells, sand, and other materials hardened over time), exploring Coral Castle is like wandering among a man's hopes which have been encrusted with disappointment.

BBC: The mystery of Florida��s Coral Castle

Hartman died in 1991, but the do-it-yourself ethos among U.S. expatriates continues to pave the way for better tourism in the Exumas, a chain of 365 Bahamian islands and cays (pronounced "keys"), low reefs of sand or coral.

FORBES: Blackbeard's Beach