Marbling on top of Marbling: Antique Ironstone Cup Lekythos the stone shows white when

the stone shows white when scratched

" I have seen a few different sets of these

2 7/8" t x 3" in diameter

this one slightly smaller and not quite as heavy as the first

This one I found in Pennsylvania and find super curious

Marbling on top of Marbling: Antique Ironstone Cup Lekythos the stone shows white whenThis antique cup, ironstone I believe, is actually one of my favorite recent finds, to my mind constituting "art without intent" for the manner in which crazing to the ceramic has produced this fine network of rust colored lines that run between and among the blue marbled lines patterning the cup, evocative of veins and capillaries inside a body, or fault lines in the earth. That pattern of shaky blue lines is pretty fantastic to begin with and just