There is evidence supported by geology that the Wyoming province could host a major diamond province. The Wyoming Craton is geologically similar to the Canadian Shield¬†(North American Craton) where many…

In the late fall of 2014, the author published a new book published by CreateSpace an Amazon company, describes dozens of colored gemstone, diamond, gold and other minerals and rocks.…

Chuck Norris’s cousin, Vic, digs for hidden kimberlite under grassy vegetationanomaly discovered by the Gem Hunter in the Iron Mountain kimberlitedistrict in Wyoming. Kimberlite is very difficult to recognize. It…

How to Identify Diamonds in Nature

14.2 carat octahedral diamond from Kelsey Lake, Colorado (photo courtesy of Howard Coopersmith). In addition to the type of diamond we see at weddings, other varieties of extremely hard natural…

Kimberlite Pipes and Volcanoes

Would you like to see a kimberlite volcano erupt? Me too! Watch the following animation – but don’t stand too close. These kimberlite eruptions are very explosive and at the…

Wyoming – The Gemstone State.

Gem-quality pyrope garnet faceted from rough collected at ButcherknifeDraw near Green River, Wyoming. Colored gemstones were almost unheard of in Wyoming prior to 1977 other than some fabulous cobbles and…

Geology of Gemstone Deposits

Large chlorite pseudomorph after garnet found in the Sierra Madre Mountains, Wyoming. The chlorite slowly replacedthe garnet and accepted the garnet’s crystal form.¬† Much of Wyoming is underlain by Archean…

DIAMONDS, DIAMONDS & MORE DIAMONDS

I love searching for diamonds. My first chance to explore for diamonds deposits occurred in 1977 when I was hired by Dr. Dan Miller of the WGS to appraise the…

CAPE RUBIES, CAPE EMERALDS, GARNETS

Diamonds were discovered in Wyoming & Colorado in 1975 by Mac McCallum, Chuck Mabarak & the USGS. This lead to some exploration for diamonds. Associated with diamonds are a host…

OPAL

A rockhound from Riverton mentioned opal south of town. The Cedar Ridge deposit lies along the highway & is cut by numerous oil field roads, no one had recognized that…