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Calcite, Aragonite, Dolomite, Marble - (Page)
After Quartz, Calcite is the most next common mineral on the face of the Earth. Calcite comprises about 4% by weight of the Earth's crust. It is found throughout the world in sedimentary, meta
Vermont Rocks and Minerals - (Page)Vermont is known for its marble, serpentine, and other metamorphic rocks. Much of the area of Vermont is broken up by the Green Mountains and, parallel with them in the west, the Taconic Mountains...
Turquoise - (Page)Turquoise is probably one of the most recognized semiprecious gemstones in existence. Turquoise has been popular for cabochons since prehistoric times. It is believed to be one of the first...
Pennsylvania Rocks and Minerals - (Page)Pennsylvania is not rich in rocks and minerals, and not very great for rockhounding. There are very limited public lands, and much of it is hunting grounds. Pennsylvania does not have an...
Illinois Rocks and Minerals - (Page)Illinois is not known for producing many gemstones or minerals. But Illinois was the leading producer of fluorite in the United States for many years, and the mineral was named the official state...
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
Rhode Island Rocks and Minerals - (Page)Rhode Island is one of the worst states for finding gem grade rocks and minerals. Once a plain not much above sea level, Rhode Island has been uplifted and its surface covered by stream action into...
Jaspers - (Page)Jasper is a member of the chalcedony family. Chalcedony (kal SED' nee) is any form of microcrystalline quartz, where the crystals are too small to be seen without high magnification. However, in the...
Wyoming Rocks and Minerals - (Page) We have spent many summers digging dinosaur
The Petrified Forest National Park and Arizona Rainbow Petrified Wood - (Post)The Petrified Forest National Park is located in Northern Arizona. It is located 26 miles east of Holbrook and just off of I40. In northeastern Arizona, a badlands desert known as The Painted Desert e
Setting up a Beginner Lapidary Shop - (Post)What is lapidary? (pronounced lap-i-dar-y) Lapidary is described as the work involved in engraving, cutting, or polishing rocks and lapidary artist is used to describe a person who cuts, polishes, or
Petrified Woods - (Page)