Rocks, Minerals, Gems & Geology

484 topics in this forum

1. Strange Rock

   By msmotorman, October 20, 2016   

   • minerals rocks gems
   • 7 replies
   • 3.3k views
   • 
   • EastTexasChris
   • October 22, 2016

2. Refining Gold

   By calgeologist, July 15, 2016   

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

3. World's Largest Blue Star Sapphire Found

   By Steve Herschbach, January 5, 2016   

   • amazing finds
   • 7 replies
   • 3.3k views
   • 
   • Lanny
   • January 20, 2016

4. Detecting At Certain Sea Levels For Gold

   By Jin, December 4, 2017   

   • geology
   • 8 replies
   • 3.2k views
   • 
   • mn90403
   • December 6, 2017

5. Land Slides, Debris Flows And Mass Wasting

   By Goldseeker5000, December 22, 2017   

   • geology
   • 8 replies
   • 3.2k views
   • 
   • Goldseeker5000
   • December 30, 2017

6. Mystery Pebble??

   By Cabin Fever, July 31, 2017   

   • id help
   • 4 replies
   • 3.2k views
   • 
   • Hibby
   • February 6, 2018

7. Collecting Native Silver & Related Minerals In Northeastern Ontario’s Silverfields

   By Jim Hemmingway, October 18, 2019   

   • geology
   • 9 replies
   • 3.2k views
   • 
   • Glenn in CO
   • October 20, 2019

8. Mineral Levels In The Soil?

   By Cristian fabri, February 28, 2018   

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

9. Early Vikings Use of Calcite Show on Travel Channel this 2/12/15

   By ~LARGO~, February 10, 2015   

   • minerals rocks gems
   • 4 replies
   • 3.1k views
   • 
   • ~LARGO~
   • February 12, 2015

10. Detecting Silver in Ontario With Notes On The White's TDI And Garrett Infinium

    By Steve Herschbach, May 14, 2015   

    • whites tdi
    • 6 replies
    • 3.1k views
    • 
    • Jim Hemmingway
    • May 17, 2015

11. Introduction To Physical Geology

    By Steve Herschbach, May 1, 2016   

    • geology
    • 7 replies
    • 3.1k views
    • 
    • Steve Herschbach
    • May 24, 2016

12. 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

13. Help Me Identify Type Of This Rock

    By Idirss, September 12, 2020   

    • id help
    • 6 replies
    • 3.1k views
    • 
    • Kaolin washer
    • September 19, 2020

14. Osceola---the Beginnings

    By Johnny Luck, April 30, 2018   

    • research
    • 6 replies
    • 3k views
    • 
    • Haal
    • May 1, 2018

15. Copper Nodule From Nevada?

    By 1515Art, June 21, 2017   

    • minerals rocks gems
    • 5 replies
    • 3k views
    • 
    • Randy Lunn
    • July 4, 2017

16. USGS Alaska Digital Geologic Map (New)

    By AkNugget, January 6, 2016   

    • alaska
    • research
    • 4 replies
    • 2.9k views
    • 
    • sjmpainter
    • January 7, 2016

17. Crystals Before Color Tv!

    By idahogold, November 27, 2018   

    • videos
    • 6 replies
    • 2.9k views
    • 
    • Johnnysalami1957
    • January 21, 2019

18. Crushing Quartz Samples

    By Sourdough Scott, March 10, 2017   

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

19. Anybody Got Tips And Tricks For Geode Hunting?

    By tvanwho, May 25, 2016   

    • minerals rocks gems
    • 1 reply
    • 2.9k views
    • 
    • EastTexasChris
    • May 25, 2016

20. Hardrock Mining Or Lode Mining?

    By Steve Herschbach, March 3, 2017   

    • lode and hard rock
    • 5 replies
    • 2.9k views
    • 
    • klunker
    • March 4, 2017

21. Studying Geology Or Geologic Reports?

    By idahogold, January 30, 2017   

    • geology
    • 5 replies
    • 2.9k views
    • 
    • DDancer
    • February 1, 2017

22. Reno Earthquakes

    By johnedoe, January 18, 2018   

    • geology
    • 2 replies
    • 2.9k views
    • 
    • BeachHunter
    • January 25, 2018

23. Interesting Specimen Gold

    By IDdesertman, November 30, 2016   

    • minerals rocks gems
    • 7 replies
    • 2.8k views
    • 
    • geof_junk
    • December 1, 2016

24. Anyone Hunting Megalodon Teeth

    By ragebot, June 7, 2020   

    • minerals rocks gems
    • 4 replies
    • 2.8k views
    • 
    • DDancer
    • June 11, 2020

25. Pyrite And Gold

    By nugget hunter, August 9, 2018   

    • lode and hard rock
    • 1 reply
    • 2.8k views
    • 
    • Steve Herschbach
    • October 7, 2018

26. Potential Quartz With Gold?

    By Aussieo2, January 7, 2020   

    • id help
    • 5 replies
    • 2.8k views
    • 
    • 2Valen
    • January 7, 2020

27. Before And After Acid Clean

    By phoenix, March 15, 2017   

    • cleaning and selling
    • 9 replies
    • 2.8k views
    • 
    • tboykin
    • March 15, 2017

28. Identification Please

    By Edwardo, April 10, 2019   

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