Madagascar Green Striped Jasper (16kg)

Green zebra jasper or green striated jasper... in any case, it is green, comes from Madagascar and has stripes. This polished, roundish shape still weighs 16Kg. Jasper is a sedimentary rock composed mainly of silicon dioxide (SiO2) and forms from deposits of marine sediments or weathered volcanic rocks.
The diverse geology of Madagascar, which includes volcanic formations, metamorphic rocks and sedimentary deposits, promotes the formation of various minerals and gemstones, including green striped jasper. Madagascar is renowned for its wealth of mineral resources and gems, and green striped jasper is one of the many natural treasures the island offers to collectors and lovers of gemstones.