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HCYC1021四川宏承精品推荐丨页岩石

2020-09-22 22:15:29 来源:未知

四川宏承拍卖有限公司,为藏品强大的传播效应向各位买家推荐经国家一级鉴定专家甄选的艺术珍品,为藏家牵线搭桥,让千百件艺术珍品价值被发掘与重视,在拍卖会上得以高价成交。

Sichuan Hongcheng Auction Co., Ltd. recommends art treasures selected by national first-class appraisal experts to all buyers for the powerful communication effect of the collection, and bridges for collectors, so that thousands of art treasures can be explored and valued, and can be sold at a high price at the auction.

【名称】页岩石

【规格】重:131.8g

【类别】杂项

Nameshale

SpecificationWeight: 131.8g

categorymiscellaneous

页岩(Shale),是一种沉积岩,成分复杂,但都具有薄页状或薄片层状的节理,主要是由黏土沉积经压力和温度形成的岩石,但其中混杂有石英、长石的碎屑以及其他化学物质。用硬物击打易裂成碎片。抵抗风化的能力弱,在地形上往往因侵蚀形成低山、谷地。页岩不透水,在地下水分布中往往成为隔水层。形成于静水的环境中,泥沙经过长时间的沉积,所以经常存在于湖泊、河流三角洲地带,在海洋大陆架中也有页岩的形成,页岩中也经常包含有古代动植物的化石。

Shale, or Shale, is a sedimentary rock of complex composition, but with thin or laminar joints. It is mainly rock formed by clay deposition under pressure and temperature, but it is mixed with fragments of quartz, feldspar and other chemicals. Strike with something hard and easily break into pieces. The ability to resist weathering is weak, and often forms low mountains and valleys due to erosion on the topography. Shale is impermeable and often becomes a water-barrier in groundwater distribution. Formed in the environment of still water, sediment after a long time of deposition, so often exist in lakes, rivers and deltas, there is also the formation of shale in the continental shelf of the ocean, shale also often contains the fossils of ancient plants and animals.

此枚页岩呈红褐色,有光泽。This shale is reddish-brown and lustrous.

 

表层面有些许粗糙感。The surface is a little rough.

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