372 results for jasper

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 comprise...

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...

Colorado, like most western states, has produced gold, copper, and silver. Gold was discovered in 1859 and the most productive gold mine in Colorado, the Cresson Mine, produced more than 258,000...

  Michigan has 1,853 records of mining mines according to the U.S.G.S. Lower Mic

Wisconsin is one of the best states in the U.S. for finding a rocks, crystals and minerals. Wisconsin is a rolling plain laid down on sedimentary rocks and broken in places by uplifted igneous and...

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...

Arkansas is a great state for rockhounding because of its abundance of quartz crystals. In fact, quartz was named the Arkansas state mineral in 1967. Southern and eastern Arkansas is sandy river...

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...

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

 

Below I will discuss what Petrified Wood actually is and how it is formed. Recently we bought a very large collection of Petrified Wood mostly self-collected in the Southwest United States from the 19