Unusually Large Skull Springs Thunderegg
Over 5 inches accross, this is a big specimen from this location. Apart from a few chips off the matric face, it is a very impressive stone. I might get round to grinding those chips off sometime . . .
Countries:
USA - Canada - Alaska - Mexico - Argentina - Peru - France - Germany - UK - Poland - Greece - Turkey - Romania - Bulgaria - Slovakia - Kazakhstan - Uzbekistan - Russia - Japan - Ethiopia - Iran - Australia - Unknown