I found this picture with a caption saying this is door knobs found in coal. I believe it to actually be some type of coral or other formation under water. But would like some further advice to clarify what exactly it is! Any information will help!
Sandalo alto in camoscio con suola in cuoio, cinturino alla caviglia con fibbia. Tacco 130, platform 35 con battuta 95. Platform con profilo dorato. COLORE: COBALTO REPARTO: Donna STILISTA: ENNIO SILLA for LE SILLA - Le Follie Shop