Thanks for all the help.
@SockpuppetDoug: how do you know so much about concrete moulding?
@amazingrace: I think it's stopped shedding now after quite a few handfuls of rice. Man! It's difficult turning a handful of rice into powder. I tried making a rice tortilla with the powder by adding a...
Thanks for the great feedback. That was my first post here and I'm impressed with how active the community is here. I took a bunch more photos (sorry for posting so many). A bit more info:
Store: I bought it from a store selling pottery in Mazatlan while on a road trip from Vancouver. It seemed...
I know this is a very old post, but I have the exact same question. I bought it from a store that didn't seem very touristy, but upon reading about all the concrete ones on the internet I figured I should check.
Here's a couple pictures of mine.