Stratigraphic “Agate”

A tightly closed fold formed by geological strata, after being eroded from the surface, resembles an agate cross-section when viewed from the sky. There is also a suspected fracture cutting into the "agate" in the lower right corner.

Location: South Gobi, Mongolia

Source: Google Maps

一个由地层形成的紧闭型褶皱，在地表被剥蚀后，从天空看起来酷似玛瑙（断面）。右下角还有一个疑似断裂切入“玛瑙”中

地点：蒙古国南戈壁

来源：Google Maps