Hur ser obsidian ut

svart obsidian betydelse 1 obsidian färg 2 svart obsidian smycke 3 obsidian köpa 4 The 12 Incredible Sites To Find Obsidian In Utah In By Dr. Keith Jackson - Geology PhD Updated July 26, Obsidian is highly valued for its unique qualities and stunning looks. In Utah, it can be hard to find these things if you don’t know where to look. 5 Approximately million years ago (late Tertiary Period), volcanic eruptions in the Black Spring area of the Black Rock Desert in western Utah spewed out the volcanic rocks rhyolite, pumice, and obsidian. Obsidian is a dark-colored volcanic glass formed when molten lava cools quickly. It is usually black but colored varieties range from brown. 6 January 20, Becky Bartholomew History Blazer, June In Utah’s Mineral Mountains, overlooking the west desert, is the entrance to Wildhorse Canyon. Here the terrain is rough, blanketed with pinyon and juniper forest underlain by sagebrush, cacti, and grasses. The canyon has no year-round stream. 7 Turn right onto the Black Spring dirt road and park in the open area by the watering trough. Obsidian can be found all around that area. Most pieces are black but some reddish-brown and snowflake obsidian can be found. Fillmore: Follow I south to Exit south to Kanosh. Cross the freeway to the east and turn south on the first frontage road. 8 Obsidian är en bergart som bildas av lava som stelnat så hastigt att någon kristallin struktur inte hunnit bildas. 9 Även om obsidian ser ut som en mineral är den tekniskt sett inte det. 10 Some of the most famous places to find obsidian in the world include Eolie Islands, Italy, Mount Hekla, Iceland, and Yellowstone National Park, U.S. However, we will focus mostly on where to find obsidian in the U.S. 12