Rocks & Minerals

1,743 topics in this forum

1. • New Members

   Need help identifying this mineral.

   By richg, October 27, 2023   

   • colorado
   • dense
   • (and 1 more)

     Tagged with:

     • colorado
     • dense
     • hexagonal impressions
   • • New Members
   • 4 replies
   • 255 views
   • 
   • Danielb
   • October 31, 2023
2. • New Members

   Someone Please tell me what this rock is!

   By idontcarewatucallme, October 31, 2023   

   • ancient sea
   • coral fossil
   • (and 3 more)

     Tagged with:

     • ancient sea
     • coral fossil
     • coral fossils
     • crystal
     • crystaline
   • • New Members
   • 5 replies
   • 376 views
   • 
   • jpc
   • October 31, 2023
3. • New Members

   Interesting finds

   By Ana Huerta, October 30, 2023   

   • fossil
   • oilfield
   • (and 1 more)

     Tagged with:

     • fossil
     • oilfield
     • south texas
   • • New Members
   • 3 replies
   • 204 views
   • 
   • Mark Kmiecik
   • October 30, 2023

4. Looks like obsidian but shouldn’t be here

   By Ihopeitsnotarock, October 29, 2023   

   • baeutiful
   • copper ore
   • (and 1 more)

     Tagged with:

     • baeutiful
     • copper ore
     • vitrified
   • 3 replies
   • 137 views
   • 
   • mr.cheese
   • October 29, 2023

5. Rock or weird petrified wood?

   By garyc, October 20, 2023   

   • brazos river
   • rock
   • (and 1 more)

     Tagged with:

     • brazos river
     • rock
     • texas
   • 3 replies
   • 287 views
   • 
   • garyc
   • October 21, 2023

6. Asteroid may contain heaviest known elements

   By DPS Ammonite, October 16, 2023   

   • 33 polyhymnia
   • asteroid
   • (and 1 more)

     Tagged with:

     • 33 polyhymnia
     • asteroid
     • heaviest element
   • 0 replies
   • 106 views
   • 
   • DPS Ammonite
   • October 16, 2023
7. • New Members

   Oddest thing I've ever found help id

   By dw7178, October 11, 2023   

   • fossil?
   • river
   • (and 1 more)

     Tagged with:

     • fossil?
     • river
     • rock
   • • New Members
   • 5 replies
   • 205 views
   • 
   • Mark Kmiecik
   • October 12, 2023
8. • New Members

   Need help identifying

   By jay66, October 7, 2023   

   • crystal
   • quartz
   • (and 1 more)

     Tagged with:

     • crystal
     • quartz
     • specimen
   • • New Members
   • 7 replies
   • 207 views
   • 
   • ynot
   • October 8, 2023
9. • New Members

   Need help identifying rock

   By jay66, October 7, 2023   

   • animal
   • crystals
   • (and 1 more)

     Tagged with:

     • animal
     • crystals
     • quartz
   • • New Members
   • 3 replies
   • 148 views
   • 
   • Fossildude19
   • October 7, 2023
10. • New Members

    Rock id

    By Ash8, October 6, 2023   

    • reddish
    • small
    • (and 1 more)

      Tagged with:

      • reddish
      • small
      • to brownish
    • • New Members
    • 2 replies
    • 207 views
    • 
    • Kane
    • October 6, 2023

11. More Specimens from my Papa!

    By Regal, October 1, 2023   

    • arizona
    • collection
    • (and 5 more)

      Tagged with:

      • arizona
      • collection
      • geod
      • idenfication
      • illinos
      • rock
      • wisconsin
    • 7 replies
    • 235 views
    • 
    • Wrangellian
    • October 6, 2023
12. • New Members

    Rock

    By Ash8, October 5, 2023   

    • coral likely
    • heavy
    • (and 1 more)

      Tagged with:

      • coral likely
      • heavy
      • sparkles
    • • New Members
    • 4 replies
    • 204 views
    • 
    • SPrice
    • October 5, 2023

13. Possible titanium rich stone? 1 2

    By Callahan, January 19, 2023   

    • mineral id
    • rock
    • (and 1 more)

      Tagged with:

      • mineral id
      • rock
      • titanium
    • 42 replies
    • 866 views
    • 
    • Callahan
    • September 26, 2023
14. • New Members

    Silver ore?

    By Marcinhio, September 21, 2023   

    • gold
    • meteor
    • (and 2 more)

      Tagged with:

      • gold
      • meteor
      • ore
      • silver
    • • New Members
    • 2 replies
    • 159 views
    • 
    • ynot
    • September 26, 2023

15. Geologists Unravel the Mysteries of Australia’s Rare Pink Diamonds​​​​​​​

    By Oxytropidoceras, September 21, 2023   

    • argyle diamond deposit
    • argyle lamproite
    • (and 8 more)

      Tagged with:

      • argyle diamond deposit
      • argyle lamproite
      • argyle mine
      • australia
      • carr boyd group
      • diamonds
      • diatremes
      • mesoproterozoic
      • nuna
      • pink diamonds
    • 0 replies
    • 86 views
    • 
    • Oxytropidoceras
    • September 21, 2023

16. UV fossil coral from Tampa Florida

    By Gregcohen, September 15, 2023   

    • coral
    • florida
    • (and 4 more)

      Tagged with:

      • coral
      • florida
      • mineral
      • tampa
      • ultra violet
      • ultraviolet light
    • 10 replies
    • 239 views
    • 
    • Gregcohen
    • September 18, 2023
17. • New Members

    Can some one help me to identify

    By SilentKing3563, September 16, 2023   

    • fossil ? mystery
    • help
    • (and 1 more)

      Tagged with:

      • fossil ? mystery
      • help
      • what is this
    • • New Members
    • 2 replies
    • 229 views
    • 
    • grandpa
    • September 17, 2023

18. help ID...from alaska along the river

    By luvmymushpups, September 14, 2023   

    • mabe man made
    • maybe fossil
    • (and 2 more)

      Tagged with:

      • mabe man made
      • maybe fossil
      • maybemeteor
      • maybe rock
    • 6 replies
    • 173 views
    • 
    • luvmymushpups
    • September 14, 2023
19. • New Members

    Could someone identify this.

    By Miss Manners, September 11, 2023   

    • fossil
    • heavy
    • (and 1 more)

      Tagged with:

      • fossil
      • heavy
      • wyoming
    • • New Members
    • 2 replies
    • 186 views
    • 
    • Fossildude19
    • September 11, 2023

20. Beautiful Mixed Rock/Geod

    By Regal, September 9, 2023   

    • geod
    • id
    • (and 1 more)

      Tagged with:

      • geod
      • id
      • rock
    • 4 replies
    • 126 views
    • 
    • RJB
    • September 10, 2023

21. OH what We will do to find some rocks! 1 2 3 4 9

    By ynot, June 10, 2019   

    • backhoe
    • digging
    • (and 1 more)

      Tagged with:

      • backhoe
      • digging
      • quartz crystal
    • 214 replies
    • 3.2k views
    • 
    • Wrangellian
    • August 18, 2023

22. Texas river blister pearls finds examples

    By Callahan, July 26, 2023   

    • blister pearl
    • clams
    • (and 3 more)

      Tagged with:

      • blister pearl
      • clams
      • gems
      • river
      • texas
    • 7 replies
    • 177 views
    • 
    • Callahan
    • August 7, 2023

23. Fossil, rock?

    By FireDove, July 31, 2023   

    • not magnetic
    • ore or rock
    • (and 1 more)

      Tagged with:

      • not magnetic
      • ore or rock
      • rock hounding find
    • 4 replies
    • 89 views
    • 
    • digit
    • July 31, 2023

24. Rhombus shaped clast in conglomerate rock

    By Ramona, July 25, 2023   

    • alabama
    • clast
    • (and 3 more)

      Tagged with:

      • alabama
      • clast
      • conglomerate
      • franklin county
      • rhombus
    • 5 replies
    • 173 views
    • 
    • Fossildude19
    • July 26, 2023

25. Texas topaz id help.

    By Callahan, July 11, 2023   

    • gemstones
    • llano uplift
    • (and 3 more)

      Tagged with:

      • gemstones
      • llano uplift
      • mason texas
      • quartz?
      • topaz
    • 7 replies
    • 329 views
    • 
    • Callahan
    • July 25, 2023