Abstract Modern Art - Volcanic Eruption (Abstract, Original, Acrylic Paint on Stretched Canvas - 40 cm x 40 cm / 15 3/4" x 15 3/4") by PSJewellery4u on Etsy https://www.etsy.com/listing/233636531/abstract-modern-art-volcanic-eruption
Blue Biggs Jasper stone. Blue Biggs Jasper is a silicated volcanic ash. It was formed during a volcanic eruption and is part of a Miocene series of rocks called the John Day Formation, near Biggs, Oregon, USA. It is a decorative stone used for jewellery and trinkets.