A joyful stone

This impactite was formed between 385 and 900 million years ago in Precambrian time when a meteorite crashed into the earth making a ~5 kilometers wide crater locally known as the Hallingdal Impact Crater

Name: Volcanic Bomb

Origin:  Orissa

Stilbite, Heulandite and Chabazite Crystals | 27 gr | ZEC near Maniwaki | Québec Canada Pearl A joyful stoneThis is a fine Stilbite, Heulandite and Chabazite specimen from the ZEC near Maniwaki, Qubec, Canada. You can see sprays and radial clusters of stilbite with minor heulandite on diopside K feldspar matrix. Stilbite, Heulandite, and Chabazite are beautiful zeolite minerals found in the basalt and sedimentary rock formations near Maniwaki, Qubec. These crystals often form in delicate, radiating clusters or blocky, tabular structures, showcasing a range