Polished Prase slab PS272 stitchtite in serpentine BJ133 Polished "Black Jade" A fossil stromatolite It weighs 276 grams POT124
Yard notes & kiln story
Description
Polished Prase slab PS272 stitchtite in serpentine BJ133 Polished "Black Jade" A fossil stromatolite It weighs 276 grams POT124 BJ133 Polished "Black Jade" A trade name for metamorphosed magnesian tholeiite (basalt) Dimensions at widest points approximately 150 mm x 30 mm x 7