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2. Ironstone's Crown Jewel - Wikipedia

   en.wikipedia.org/wiki/Ironstone's_Crown_Jewel

   Kautz had the 60 lb troy (22.4 kg) nugget etched with acid to remove most of the quartz; the resulting gold leaf specimen is 44 lbs troy (16.4 kg). A small piece of the original rock was left in the back to show the original matrix. Kautz opened a museum devoted to the history of gold mining in the area, to display the gold specimen.

3. Rice Northwest Museum of Rocks and Minerals - Wikipedia

   en.wikipedia.org/wiki/Rice_Northwest_Museum_of...

   In June 2000, 94 pieces from the F. John Barlow collection of crystallized gold were added to the museum. [8] The facility opened an exhibit in 2001 dedicated to the lapidary arts, and by that time the museum had grown to more than 4,000 items. [4] The museum opened a new gallery in January 2003 to feature petrified wood. [9]

4. Calaverite - Wikipedia

   en.wikipedia.org/wiki/Calaverite

   Calaverite, or gold telluride, is an uncommon telluride of gold, a metallic mineral with the chemical formula AuTe 2, with approximately 3% of the gold replaced by silver.It was first discovered in Calaveras County, California in 1861, and was named for the county in 1868.

5. 13 Facts You Probably Never Knew About Gold

   www.aol.com/lifestyle/13-facts-probably-never...

   The post 13 Facts You Probably Never Knew About Gold appeared first on Reader's Digest. Skip to main content. 24/7 Help. For premium support please call: 800-290-4726 more ways to reach us. Sign ...

6. Gold nugget - Wikipedia

   en.wikipedia.org/wiki/Gold_nugget

   The largest gold nugget found using a metal detector is the Hand of Faith, weighing 875 troy ounces (27.2 kg; 60.0 lb), found in Kingower, Victoria, Australia in 1980. Historic large specimens include the crystalline "Fricot Nugget", weighing 201 troy ounces (6.3 kg; 13.8 lb) – the largest one found during the California Gold Rush.

7. Mineralogy of the Pikes Peak Region - Wikipedia

   en.wikipedia.org/wiki/Mineralogy_of_the_Pikes...

   The collecting area ranges from the Northern slopes of Camerons Cone to Specimen Rock on the south. Much of this area is National Forest. Like all the other Pikes Peak collecting areas, Crystal Park contains the usual smoky quartz and amazonite crystals. In addition, topaz is more abundant here than in the Gold Camp road area. Typical topaz crystal