US$ 16.00
Dimensions at widest points approximately 115 mm x 90 mm x 9 mm thick
190 mm x 190 mm x 70 mm
MN130 Magneprase slab
Dimensions at widest points approximately 170 mm x 110 mm x 60 mm thick
grinding or polishing as the matrix holding the pisolites (small round pebbles) is in many cases quite soft
Polished Chrysoprase CH468 black jasper Dimensions at widest points approximatelyCH468 Chrysoprase rough rock, cut and polished on one side with a rough, natural back. Dimensions at widest points approximately 160 mm x 130 mm x 30 mm thick . Weighs 645 grams From Yerilla, north of Kalgoorlie, Western Australia.