![What is this rock? I think it's a piece old iron ore slag but picked it up in case it was a meteorite piece. Found in US, Boston, MA, the Fells trails. : What is this rock? I think it's a piece old iron ore slag but picked it up in case it was a meteorite piece. Found in US, Boston, MA, the Fells trails. :](https://i.redd.it/what-is-this-rock-i-think-its-a-piece-old-iron-ore-slag-but-v0-tp79wr0awmza1.jpg?width=3024&format=pjpg&auto=webp&s=419c83ecc0550d0dfffa88934f641ce619935156)
What is this rock? I think it's a piece old iron ore slag but picked it up in case it was a meteorite piece. Found in US, Boston, MA, the Fells trails. :
![Iron-rich rocks unlock new insights into Earth's planetary history | Rice News | News and Media Relations | Rice University Iron-rich rocks unlock new insights into Earth's planetary history | Rice News | News and Media Relations | Rice University](https://news.rice.edu/sites/g/files/bxs2656/files/inline-images/BIF5-0542%202_540.jpeg)
Iron-rich rocks unlock new insights into Earth's planetary history | Rice News | News and Media Relations | Rice University
![Iron-oxide concretions and nodules 1 | Some Meteorite Information | Washington University in St. Louis Iron-oxide concretions and nodules 1 | Some Meteorite Information | Washington University in St. Louis](https://sites.wustl.edu/meteoritesite/files/2019/11/concretions_MO1.jpg)