![5: Three Morphological Types of Slag Recovered at the Iron Smelting... | Download Scientific Diagram 5: Three Morphological Types of Slag Recovered at the Iron Smelting... | Download Scientific Diagram](https://www.researchgate.net/publication/357270367/figure/fig5/AS:1104120530382848@1640254256003/Three-Morphological-Types-of-Slag-Recovered-at-the-Iron-Smelting-Site-a-Massive.jpg)
5: Three Morphological Types of Slag Recovered at the Iron Smelting... | Download Scientific Diagram
![I presume this is some metal slag ... its magnetic, very dense and was used as construction material. I am just wondering how these thin needle-like structures on the "underside" form : I presume this is some metal slag ... its magnetic, very dense and was used as construction material. I am just wondering how these thin needle-like structures on the "underside" form :](https://preview.redd.it/oackvelxo9w81.jpg?width=640&crop=smart&auto=webp&s=e520facb8f440e1303cbf52ba37e6cfd2764c944)
I presume this is some metal slag ... its magnetic, very dense and was used as construction material. I am just wondering how these thin needle-like structures on the "underside" form :
![Found in the Desert.. i said it was slag. But im no expert. could be meteorite. slightly magnetic. Heavy as lead. looks like a lump of coal on the outside. metal on Found in the Desert.. i said it was slag. But im no expert. could be meteorite. slightly magnetic. Heavy as lead. looks like a lump of coal on the outside. metal on](https://i.redd.it/64gton2p52e21.jpg)
Found in the Desert.. i said it was slag. But im no expert. could be meteorite. slightly magnetic. Heavy as lead. looks like a lump of coal on the outside. metal on
![Is this slag? It's quite heavy and also magnetic. Almost has a shell to it, with flow marks. : r/itsslag Is this slag? It's quite heavy and also magnetic. Almost has a shell to it, with flow marks. : r/itsslag](https://i.redd.it/is-this-slag-its-quite-heavy-and-also-magnetic-almost-has-a-v0-9zuycpabe00b1.jpg?width=3120&format=pjpg&auto=webp&s=d4a2f001f03c6076eff730b7f6df1cbfd741b9e4)