498 results for quartz

Did you know there are lots of rocks and minerals that we use in everyday life?  It is estimated that in the United States alone, every person will have used more than 3 million pounds ...

Limb cast are arguably some of the most beautiful “Petrified Wood” around.  But what is a limb cast? Limb cast begin the same way that Petrified Wood does, trees are buried quickly u ...

Georgia has rocks of almost every geological period exposed. So, it is not surprising that Georgia has a large variety of rocks and minerals. The southern half of the state is part of the coas ...

Maine is an excellent state for rock and mineral collecting! The northern part of Maine is hilly and often swampy, the southern part is rolling uplands broken by hills, isolated mountains and valley ...

New Hampshire has a large variety of rocks and minerals. This is due mostly to the pegmatites that comprise a large portion of New Hampshire's surface. The igneous and metamorphic rocks were worn d ...

Massachusetts, though small, has great rocks and minerals found there. Massachusetts is divided into two geological provinces by the Connecticut River. East of the river, the land falls, with a few ...

Finding rocks and minerals in Maryland can be challenging. A lot of the good hunting areas, where rocks and minerals may be found, are heavily vegetated. The easternmost part of the state of Maryla ...

Unakite is a granite composed of pink orthoclase feldspar, green epidote, and quartz. It exists in various shades of green and pink and is usually mottled in appearance. Unakite is also referred ...

Hawaii’s official state gem is black coral, designated in 1987. Hawaii does not have an official state mineral or state rock. The state of Hawaii is actually 137 volcanic islands that compris ...

Noreena Jasper is a semi precious stone material that comes from Pilbara region of Western Australia, some 700 miles north of the capital, Perth. Noreena Jasper was named after Noreena Station wh ...

Does my state have a official state gemstone, rock, mineral, or fossil?   Alabama designated Hematite as the state mineral in 1967, Hematite as the state rock in 1969, and Star Blue Quartz as ...

West Virginia is, of course, famous for its coal, but not so much for its rocks and minerals. The western two-thirds of West Virginia is a rough area of hills and valleys cut in sedimentary rocks an ...