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Spiderweb Obsidian was recently discovered in Chihuahua, Mexico. Only a small amount of rough is coming out! It is a lovely midnight blue semiprecious gemstone with sky blue "webbing", but it is...
Nevada Rocks and Minerals - (Page) Mexico Rocks and Minerals - (Page) Jaspers of the Oregon-Idaho Border Area - (Post)The best picture jaspers in the world come from the Oregon-Idaho border. Jasper is a member of the chalcedony family.Chalcedony, pronounced kal sid nee, is any form of microcrystalline quartz. “ Jaspe