His team analysed mud samples from Lough Monreagh in Ireland and discovered layers of white sediment made up of calcite crystals from algae.
他的团队分析了爱尔兰洛蒙雷阿湖泥浆样本，发现了由海藻中方解石晶体构成的白色沉淀物涡旋层。
Some phytoplankton called coccolithophores are coated with white calcite that makes the water look bright turquoise when billions of them get together.
有一种被称作圆石藻的浮游植物当它们数以亿计浮现在海洋表面时，海水会显出明亮的青绿色。
The White Cliffs of Dover on England's east coast are the towering remains of a calcite land bridge that once connected England with mainland Europe.
多佛白悬崖位于英格兰的东海岸，是峭壁高耸的方解石陆地桥的遗骸，曾经连接英国与欧洲大陆。
The White Cliffs of Dover on England's east coast are the towering remains of a calcite land bridge that once connected England with mainland Europe.
多佛白悬崖位于英格兰的东海岸，是峭壁高耸的方解石陆地桥的遗骸，曾经连接英国与欧洲大陆。
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