Smectite mainly came from the alteration of volcanic ash or volcanic glass and the weathering materials derived from land rocks.

蒙脱石除源于大陆派生的岩石风化物外，主要来自火山物质的蚀变。

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Plasticss – Methods of Exposure to Direct Weathering, Indirect Weathering Using Glass filtered Daylight, and to Intensified Weathering by Daylight Using Fresnel Mirrors.

塑料的曝晒测试方法翀– 直接曝晒老化， 经玻璃过滤的日光的间接老化，和经菲涅耳镜子反射聚集日光的加速老化。

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Her skin, every follicle and flaw in focus in the ground glass of his lens, had the same sun- and sea-wind weathering, but fainter, of the stones of the Californian desert, and her hips had the convolutions of the naked mountains.

ECONOMIST: Charis Wilson