posted on Nov, 25 2014 @ 06:33 PM
a reply to: earthart
Using landscape rock is a bit different from field identification I'm afraid.
If I had it in my hand, maybe. To make a good guess a person would need to know the properties in addition to the photo. Some things can be loosely
identified from photo but not a rock like that.
Just looking, sandstone, siltstone or mudstone. Is it gritty to the touch and if not, normally I'd say rub it on your teeth and see if it's smooth or
gritty, but I can't do that not knowing if it may be toxic. Mudstone would feel smooth, but that does not look like mudstone and a bit more like a
That looks like both wind and water erosion combined which leads me back to sandstone.
edit on 11/25/2014 by Blaine91555 because: (no reason given)