Need Help! Please. I.D Stone marbles?

[olekyground]

I didnt have time to take a picture yet but I have three marbles. They appear to be made out of stone. I havent seen anything like them before. The biggest marble on the bottom has a flat area. anyone help?? thanks

 

[Marbleguy]

They are either fired clay..

..or ceramic coated. The ceramic ones are commony called Benningtons. They will be blueish or brownish with spots on them. Fired clay marbles are tannish colored. They can be older but generally date to 1890s/early 1900s.

 

[bottles10]

Need Pictures

 

[Erdspiegel]

Stone marbles:

http://www.murmelwelt.de/stein.html