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经吉林省人民政府批准,在浑江市三岔了区大阳岔建立了“大阳岔寒武——奥陶系界线地质自然保护区”。吉林省政府于七月九日委托省地质遣迹保护委员会主持了立碑揭幕仪式。该保护区核心保护范围1.5m~2。碑身高1.9m,宽1.64m。为黑色天然大理石饰面,两面分别刻着中、英文对照的金碑文。这里的寒武——奥陶系界线的地质年代为500Ma前后,地层具典型古生物化石标志,是国际两个
Approved by Jilin Provincial People’s Government, the Great Yangcha Cambrian-Ordovician Boundary Geological Nature Reserve was established in Dayangcha, Sancha District, Hunjiang City. On July 9, the government of Jilin Province entrusted the Provincial Geological Forbidding Protection Commission to preside over the unveiling ceremony. The protection of the core area of 1.5m ~ 2. Monument height 1.9m, width 1.64m. Black natural marble finishes, inscribed in both sides, in both English and Chinese gold inscriptions. Here the Cambrian - Ordovician boundary line of the geological age of about 500Ma, the formation of typical fossils of ancient fossils, is the international two