Rocks, Minerals, Gems & Geology

486 topics in this forum

1. Fire Agates???

   By billdean, January 26, 2020   

   • id help
   • 9 replies
   • 2.6k views
   • 
   • billdean
   • February 1, 2020

2. What Are These Beads Made Of?

   By Maria, November 28, 2020   

   • id help
   • 9 replies
   • 2.4k views
   • 
   • Dig It
   • December 3, 2020

3. Is This Red Obsidian?

   By mrm0rgan, April 17, 2021   

   • id help
   • 9 replies
   • 15.6k views
   • 
   • Carter
   • December 29, 2021

4. The Piddle Point

   By IdahoPeg, September 2, 2023
   • 9 replies
   • 1.1k views
   • 
   • Geologyhound
   • September 7, 2023

5. Crater Of Diamonds

   By Bear, December 20, 2023
   • 9 replies
   • 1.6k views
   • 
   • HardPack
   • January 27

6. Graphite

   By HardPack, February 6
   • 9 replies
   • 4.4k views
   • 
   • Lynk
   • April 2

7. Help On Reading Material

   By Joe L, March 6   

   • research
   • 9 replies
   • 637 views
   • 
   • GB_Amateur
   • March 7

8. Refining Gold

   By calgeologist, July 15, 2016   

   • assaying and refining
   • 8 replies
   • 3.3k views
   • 
   • calgeologist
   • July 25, 2016

9. Cold And Hot - Rocks Question

   By Deft Tones, January 31, 2017
   • 8 replies
   • 4.6k views
   • 
   • DDancer
   • February 5, 2017

10. How To Load Claim Maps Onto Garmin Gps?

    By Jakepilot86, April 20, 2017   

    • gps and mapping
    • 8 replies
    • 5.6k views
    • 
    • Andyy
    • April 23, 2017

11. Detecting At Certain Sea Levels For Gold

    By Jin, December 4, 2017   

    • geology
    • 8 replies
    • 3.3k views
    • 
    • mn90403
    • December 6, 2017

12. Land Slides, Debris Flows And Mass Wasting

    By Goldseeker5000, December 22, 2017   

    • geology
    • 8 replies
    • 3.3k views
    • 
    • Goldseeker5000
    • December 30, 2017

13. Anyone On The Forum With Assaying Knowledge?

    By Bugler, January 9, 2019   

    • assaying and refining
    • 8 replies
    • 2.4k views
    • 
    • Bugler
    • January 14, 2019

14. Contact Zones

    By billdean, February 28, 2019   

    • advice and tips
    • 8 replies
    • 6.6k views
    • 
    • billdean
    • March 16, 2019

15. Identification Please

    By Edwardo, April 10, 2019   

    • id help
    • 8 replies
    • 2.8k views
    • 
    • Gary N
    • May 2, 2019

16. Mexican Gold Obsidian

    By beatup, November 4, 2021   

    • minerals rocks gems
    • 8 replies
    • 3.5k views
    • 
    • beatup
    • June 20, 2022

17. Iron Oxide / Fe2o3 / Gold

    By LE.JAG, May 7, 2019   

    • geology
    • 8 replies
    • 2.3k views
    • 
    • DolanDave
    • May 8, 2019

18. Found At An Antique Shop In Malaysia

    By Juancho, December 30, 2019   

    • id help
    • 8 replies
    • 1.9k views
    • 
    • GaryC/Oregon Coast
    • January 1, 2020

19. Alien Jelly Bean ? Leaverite? What Is It????????

    By Dirty Paws, December 10, 2021   

    • id help
    • 8 replies
    • 2k views
    • 
    • Carter
    • December 31, 2021

20. ID Help Please / Mohs 7.5-8 / Dark Green / Not Transparent / Emerald /spinel Or Something Else ?

    By chekaracanada, October 29, 2021   

    • id help
    • 8 replies
    • 1.2k views
    • 
    • chekaracanada
    • October 30, 2021

21. Please Can Anyone Identify This Rock?

    By cheesynei, November 2, 2022   

    • id help
    • 8 replies
    • 1.2k views
    • 
    • okara gold
    • November 4, 2022

22. What Could That Be?

    By Jürgen Beyer, October 8, 2023   

    • id help
    • 8 replies
    • 1.4k views
    • 
    • AZSilver
    • October 24, 2023

23. ID Please

    By Bradley, September 29, 2023   

    • geology
    • 8 replies
    • 1.3k views
    • 
    • Geologyhound
    • October 12, 2023

24. Anyone Know This Rock?

    By tferk, October 9, 2023
    • 8 replies
    • 950 views
    • 
    • tferk
    • October 18, 2023

25. World's Largest Gold Crystals Studied At Los Alamos

    By Steve Herschbach, April 12, 2014   

    • videos
    • amazing finds
    • 7 replies
    • 9.5k views
    • 
    • Hobo
    • April 27, 2014

26. Free Book - The Upper Reaches Of The Sierra Nevada Auriferous Gold Channels, California and Nevada

    By Steve Herschbach, May 19, 2014   

    • california
    • research
    • 7 replies
    • 5.1k views
    • 
    • Reno Chris
    • May 21, 2014

27. Sulfides That Burn By Themselves?

    By tvanwho, October 28, 2015
    • 7 replies
    • 2.6k views
    • 
    • klunker
    • October 30, 2015

28. Huge 1,111 Carat Gem Quality Diamond Found, Second Largest Ever

    By Steve Herschbach, November 19, 2015   

    • amazing finds
    • 7 replies
    • 3.5k views
    • 
    • 1515Art
    • November 20, 2015