The primary trap that youâll find with aluminum cans is a higher than normal premium on the product. With a $0.60 per pound market rate for general aluminum, the least you should receive for your cans is $0.30 per pound. Anything less than that is a scrap yard dealer attempting to maximize their profits at your expense.
Lake Superior agate. The Lake Superior agate is a type of agate stained by iron and found on the shores of Lake Superior. Its wide distribution and iron-rich bands of color reflect the gemstone's geologic history in Minnesota, Wisconsin, and Michigan. In 1969 the Lake Superior agate was designated by the Minnesota Legislature as the official state gemstone.
Agate deposits exist in Brazil, Argentina, Uruguay, Mexico, Poland, Botswana, India, Australia, and the United States (Oregon, Arizona, Montana, Wyoming, South Dakota, and Michigan). Agate Geode-Layer of Agate surrounding a cavity in a geode that is usually lined with a layer of small Quartz crystals. 2  Blue Lace Agate-Agate with light blue bands in a lacy or wavy pattern. 3  Botswana Agate-Agate from the African country of Botswana banded with fine parallel lines of white, purple, or peach.