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Joint system of Granite Rocks

Geologicalterm. Joint, as a common fracturing phenomena in rocks, refers to the fractureplane, generally level and smooth, both sides of which have no marked relativedisplacement. Joints are widely distributed in granite rocks due to tectonismcooling and contraction of magmatic rocks. The joints, which lead to thefragility of magmatic rocks, are eroded by weathering, and the magmatic rocksrise above other weak rocks, thus forming the landscape of lofty mountains andsteep hills.

Ministry of Land and Resources P.R. ChinaDepartment of Land and Resources of Hubei ProvincePeople’s Government of HuanggangHuanggang Municipal Bureau of Land and ResourcesGlobal Geoparks NetworkNational Geopark of China The Geological Museum of ChinaHong Kong UNESCO Global GeoparkShennongjia Global GeoparkTianzhushan Global Geopark

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