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what kind of rock is this
Found on a gravel pile for a road, i belive it may be iridium but not sure it is light but very hard, porous and will nearly cut glass with ease
Nothing but it feels from another planet . I've always been attracted to rocks , stones . I even had a pet rock as child . Found this while landscaping
Obsidian is a glassy igneous rock that usually forms as an extrusive lava.
Rhyolite is a fine-grained igneous rock with a high silica content. Its pale color is usually grey or pink
Pumice is an extrusive volcanic rock
Basalt is a hard, black extrusive igneous rock.
Rocks and Minerals educational information, activities, and lesson plans designed for collectors, students, and teachers.
I think I know it's pyrite and if so it would still make a nice table piece.
I'm not sure but I think it could be Platinum it is very heavy non-magnetic barely . It is one piece of a very big piece