Introduction to Turtle Rock: Turtle-shaped lava structure is a crust-like lava flow. It is an erupted lava flow that forms cracks in different directions on its surface due to cooling and shrinkage, in a network shape, and later there will be more In the early stage, the lava flow filled along the fissures and formed mutual intersections. Eventually, the flat lava flow surface became an irregularly arranged polygon, shaped like a turtle's back, so it is called "lava turtle back structure". This kind of geological structure is also rare in our country. of.

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