SOLD !
This material has recently been offered under various fancy names. Common names are BILDER Jasper , BILDER ACHAT , IMPERIAL Jasper , DESERT Jasper , POLYCHROM JASPER ......
Strictly speaking, this mineral is a sedimentary quartz - a CHALCEDONIAN pebble formation, often found in nodular form. A raw material for weapons and tools since the Stone Age, FIRESTONE is very hard with a razor-sharp, conchoidal fracture.
As a rule, FIRESTONES are gray/white banded, black or, more rarely, reddish. However, these are POLYCHROME, i.e. MULTIPLE!
In the 17th century for sparks in flintlock rifles - the so-called shotguns. Hence the English name: FLINTSTONE.
Weight of this piece: 2.20 kilograms Dimensions: 14 x 13 x 12 cm
Place of discovery is Mahajunga NORD - Madagascar
These FIRESTONES are very hard and dense, making them ideal for grinding and polishing. !
More CHALCEDON FIRESTONES - in the category - RAW GOODS NATURE.
