|Rough ruby, sapphire, iolite and kyanite gems in schist from Wyoming|
|Nearly all of the rock behind field assistant Wayne|
in this photo, is one, giant iolite gemstone. Chip
away at the limonite-stained rock, and it is a
beautiful, violet colored translucent gem!!!
|The book that has led to many recent gem|
discoveries in the US.
He decided to search another old publication on 'Cordierite in Wyoming' for more iolite. Why cordierite? Cordierite is the mineralogist term for iolite. So using the old publication, he discovered more iolite northeast of Laramie, Wyoming along a road.
|Under the limonite at Grizzly Creek is some extraordinary|
iolite gemstones unmatched by any other deposit on earth.
|A book about gold in Wyoming|
So, my prospecting friend, all of this information is available in the GemHunter's book on A Guide to Finding Gemstones at Amazon, which is mostly about Wyoming, but the geology and geochemistry, should apply to most places in the world.
|Some of the first faceted gemstones found in Palmer Canyon, Wyoming|
|Gem quality diamonds from Wyoming|
|A 12-carat rough pink sapphire recovered from Palmer Canyon, Wyoming by Vic Norris.|