# autochthon

> in structural geology is a large block or mass of rock which is in the place of its original formation relative to its basement or foundation rock

**Wikidata**: [Q786316](https://www.wikidata.org/wiki/Q786316)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Autochthon_(geology))  
**Source**: https://4ort.xyz/entity/autochthon