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Geology 101

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new	The New Madrid earthquake and its unique properties.

520

by jamesp
Nov 29, 2022 13:02:38 GMT -5

new	Qtz crystals causing "seismoluminescence", the Madrid quake

417

by Starguy
Nov 27, 2022 10:56:26 GMT -5

new	Mining Info

169

by 1dave
Nov 26, 2022 19:31:42 GMT -5

new	Work of the Diamond Billed Rockpeckers

283

by 1dave
Nov 9, 2022 14:40:37 GMT -5

new	Mining Tips Pages: 1 2

704

by 1dave
Nov 7, 2022 11:43:20 GMT -5

new	Fran Barnes - The Ultimate Moab Utah Explorer

364

by 1dave
Oct 28, 2022 11:00:01 GMT -5

new	Big geode in Almeria

488

by rocknewb101
Oct 21, 2022 13:10:29 GMT -5

AGATE

374

by 1dave
Oct 14, 2022 12:44:01 GMT -5

new	The Baringer Hill Yttrium Mine

1,400

by realrockhound
Sept 8, 2022 23:30:05 GMT -5

new	Rare Precious Diamonds Formed in Pockets of Liquid Metal

240

by vegasjames
Aug 9, 2022 0:40:12 GMT -5

new	Temple Mountain in Sinbad Country, on the San Rafael Swell

314

by 1dave
Jul 30, 2022 7:58:54 GMT -5

new	Big Pink Diamond found in Angola

rockpickerforever

341

by rockjunquie
Jul 29, 2022 11:06:32 GMT -5

new	USGS National Geological Map Database Viewer

hummingbirdstones

325

by jamesp
Jul 11, 2022 8:10:37 GMT -5

new	Brian Head Agate

770

by Tommy
Jul 3, 2022 17:18:13 GMT -5

new	QuailCreek Utah

287

by 1dave
Jul 2, 2022 12:51:26 GMT -5

new	Where Are You? Al Matheson

305

by 1dave
Jul 1, 2022 13:03:40 GMT -5

new	My New Hero - Benjamin Burgerhttp://www.benjamin-burger.org/

339

by RWA3006
Jun 29, 2022 1:38:30 GMT -5

new	The End of Permian Time

324

by opalpyrexia
Jun 28, 2022 20:49:30 GMT -5

new	What is flysch and molasse?

377

by mohs
Jun 15, 2022 14:10:26 GMT -5

new	Mysterious new substance possibly discovered inside Earth's

hummingbirdstones

481

by jamesp
May 26, 2022 9:50:58 GMT -5

new	Altitude USA

261

by jasoninsd
May 22, 2022 17:06:47 GMT -5

new	Thundereggs - Radium Springs, New Mexico

1,243

by 1dave
Apr 1, 2022 11:57:21 GMT -5

new	Pole Dancing Water Molecules

434

by 1dave
Apr 1, 2022 9:58:49 GMT -5

new	Yellowstone Geodes

472

by jasoninsd
Mar 29, 2022 23:40:15 GMT -5

new	McDermitt Nevada & Transitional Nodules

932

by Sabre52
Mar 28, 2022 21:16:39 GMT -5

new	The Clarno Nuts Beds

424

by RWA3006
Mar 28, 2022 16:02:10 GMT -5

new	The Book of Kid

252

by 1dave
Mar 28, 2022 13:23:58 GMT -5

new	Are Dugway Geodes "Thundereggs"????

789

by 1dave
Mar 25, 2022 18:28:17 GMT -5

new	When Geology Gets Personal

311

by Son Of Beach
Mar 22, 2022 18:31:41 GMT -5

new	Why do we still have mountains?

368

by Son Of Beach
Mar 16, 2022 17:08:23 GMT -5

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Members with real questions or comments that need an actual response, please post on the main forum - not here!
Casual PG-13 posts only, no politics or religion please!

RickB: How much grass does a cow need to produce a gallon of milk?

Apr 27, 2024 11:07:39 GMT -5 *

parfive: For extra credit, convert your answer into Colorado River acre-feet per Wahhabi bovine unit. Apr 27, 2024 14:50:48 GMT -5

amygdule: Divided by Bales of Alfalfa Apr 27, 2024 20:02:37 GMT -5

ThomasT: A bunch... Apr 27, 2024 20:13:16 GMT -5

RickB:

Al Falfa Apr 28, 2024 9:39:44 GMT -5 *

RickB: Fight the urge to stack rocks to make your mark in the wild.

Apr 29, 2024 6:04:38 GMT -5 *

Apr 29, 2024 8:57:45 GMT -5

Wooferhound: I stacked all my best rocks way back when I was a younger stacker and the urge was the strongest Apr 30, 2024 9:34:16 GMT -5 *

RickB: A rockpile disfunction Apr 30, 2024 9:40:47 GMT -5 *

amygdule: eLogtile lasted for several weeks....

Apr 30, 2024 13:48:42 GMT -5 *

amygdule: Until the waves came back

Apr 30, 2024 14:11:21 GMT -5

RickB: A little blue stone will keep them from falling over

Apr 30, 2024 15:59:04 GMT -5 *

Apr 30, 2024 21:20:59 GMT -5

RickB: thatsalotofbluestones Apr 30, 2024 21:27:43 GMT -5

Son Of Beach: Jeebus Apr 30, 2024 21:29:33 GMT -5

oregon: No wonder I can't find any black/blue agates on the beach Apr 30, 2024 22:31:39 GMT -5

May 1, 2024 9:23:42 GMT -5

RickB: Escargot May 1, 2024 19:00:45 GMT -5

Wooferhound: It's the Post Office at work May 2, 2024 8:37:07 GMT -5

May 2, 2024 13:05:04 GMT -5

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Welcome to the Rock Tumbling Hobby Forum where we share a love of rocks and a sense of community as enduring as the stones we polish. The RTH Forum of www.RockTumbling.com is an Amazon Associate site and we earn money from qualifying purchases you make after clicking on our links such as this Rock Tumbling Supplies on Amazon link for instance, or any of our various product ads and banners. By clicking our links every time you begin your Amazon shopping experience, you are generating a bit of revenue for the forum which helps us cover our expenses. Thank you for your support!