Rocks, Minerals, Gems & Geology

486 topics in this forum

1. Obsidian Or Coal?

   By chelle, March 22, 2022   

   • id help
   • 4 replies
   • 5k views
   • 
   • Steve Herschbach
   • March 22, 2022

2. Any Professionals Ideas?

   By Joseph 11, September 18, 2022   

   • id help
   • 4 replies
   • 2.3k views
   • 
   • Geologyhound
   • April 10, 2023

3. Need Help Identifying Rock/mineral

   By matt0550, January 14, 2023   

   • id help
   • 4 replies
   • 1.3k views
   • 
   • Geologyhound
   • January 31, 2023

4. Found A Strange Rock

   By eric, April 27, 2023
   • 4 replies
   • 975 views
   • 
   • The Pest
   • April 29, 2023

5. Does Anybody Know What This Is

   By tferk, August 9, 2023
   • 4 replies
   • 1.5k views
   • 
   • tferk
   • October 18, 2023

6. Bright Yellow, Porous "crust" Surrounding A Black Rock Mixture

   By Isseliss, June 9, 2023
   • 4 replies
   • 1.1k views
   • 
   • Doc Bach
   • June 10, 2023

7. Can Someone Identify This For Me Please. Found Nova Scotia.

   By gray128, August 27, 2023
   • 4 replies
   • 848 views
   • 
   • Geologyhound
   • September 7, 2023

8. Water Erosion Or Human Influence?

   By PrettyOkay, October 7, 2023
   • 4 replies
   • 816 views
   • 
   • Geologyhound
   • October 8, 2023

9. New Member

   By Christina, November 19, 2023   

   • greetings
   • 4 replies
   • 1.5k views
   • 
   • Joe L
   • March 7

10. Fire Agate

    By chrisski, January 13
    • 4 replies
    • 1.2k views
    • 
    • chrisski
    • February 2

11. Tracing Eluvial Gold - My Response On Another Forum...

    By TRINITYAU, February 14, 2014   

    • geology
    • research
    • 3 replies
    • 3.8k views
    • 
    • Rick Watkins
    • February 15, 2014

12. Octahedral Gold Find

    By Rick Watkins, April 26, 2014   

    • minerals rocks gems
    • 3 replies
    • 3.4k views
    • 
    • Rick Watkins
    • April 26, 2014

13. Not Gold, But It Sure Was Loud

    By Condor, December 12, 2014   

    • arizona
    • minerals rocks gems
    • 3 replies
    • 3.1k views
    • 
    • Reno Chris
    • December 13, 2014

14. Largest Gem Quality Diamond Ever Found In North America

    By Steve Herschbach, January 27, 2017   

    • videos
    • 3 replies
    • 2k views
    • 
    • fredmason
    • February 5, 2017

15. Sierra County Hardrock

    By Sourdough Scott, January 29, 2017   

    • videos
    • 3 replies
    • 2.1k views
    • 
    • whitebutler
    • February 3, 2017

16. Crushing Quartz Samples

    By Sourdough Scott, March 10, 2017   

    • lode and hard rock
    • 3 replies
    • 2.9k views
    • 
    • whitebutler
    • March 11, 2017

17. Teen Finds 7.44 Carat Diamond In Arkansas Park

    By Deft Tones, March 16, 2017   

    • treasure story
    • 3 replies
    • 2.7k views
    • 
    • Roughwater
    • March 24, 2017

18. Chalcedony Food

    By 1515Art, April 9, 2017
    • 3 replies
    • 2.5k views
    • 
    • 1515Art
    • April 13, 2017

19. Spherulite?

    By PrettyOkay, October 5, 2023
    • 3 replies
    • 669 views
    • 
    • Geologyhound
    • October 7, 2023

20. Closed Mining Claim Research

    By Clay Diggins, November 29, 2017   

    • mining claims
    • 3 replies
    • 5.7k views
    • 
    • Clay Diggins
    • December 1, 2017

21. Help Identifying This Beautiful Find!

    By TumblinGramma, February 20, 2022
    • 3 replies
    • 1.6k views
    • 
    • TumblinGramma
    • February 20, 2022

22. Mineral Levels In The Soil?

    By Cristian fabri, February 28, 2018   

    • geology
    • 3 replies
    • 3.2k views
    • 
    • Cristian fabri
    • March 1, 2018

23. Help Identifying A Rock

    By brad4555665, May 13, 2018   

    • id help
    • 3 replies
    • 3.3k views
    • 
    • Jim Hemmingway
    • May 16, 2018

24. Equinox 800 Recovers A Nugget As Big As The Coil

    By Gerry in Idaho, August 1, 2018   

    • minerals rocks gems
    • 3 replies
    • 2.6k views
    • 
    • Jackpine
    • August 2, 2018

25. Unexpected Find

    By Creekboy, August 22, 2018   

    • minerals rocks gems
    • 3 replies
    • 2.7k views
    • 
    • DDancer
    • August 22, 2018

26. Very, Very Fine Gold Locked In With Arsenic

    By mn90403, May 3, 2019   

    • research
    • 3 replies
    • 2.6k views
    • 
    • mn90403
    • July 7, 2021

27. Is This Galena ?

    By Kurthakan, July 22, 2019   

    • id help
    • 3 replies
    • 2.2k views
    • 
    • Steve Herschbach
    • July 25, 2019

28. Need Help Identifying This Black Crystalline Formation

    By slickster37, August 30, 2019   

    • id help
    • 3 replies
    • 1.7k views
    • 
    • slickster37
    • September 1, 2019