|Weight||1900 gr. 1.9 kg|
|Size||max 18 cm 180x80x80 mm|
|Formula SiO2] JASPER|
|O||Oxygen||Other no metal||53.25%|
Jasper is a sedimentary rock made up mainly of silica and which can also contain clay. Jasper can have many shapes and appearances: spotted, banded, red, speckled, black, etc. It is a processing mineral, sometimes classified as a mineral, sometimes as a rock. It is a very common stone and found in abundance.