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Geology 101

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new	Earth Spin & Volcanoes

427

by 1dave
Feb 7, 2022 12:13:11 GMT -5

new	Has volcanic activity been increasing?

309

by 1dave
Feb 5, 2022 7:42:44 GMT -5

new	El Capitan - Ancient Magma Chamber

309

by Tommy
Feb 4, 2022 13:13:28 GMT -5

new	The Lava That Doesn't Erupt Anymore

336

by 1dave
Feb 3, 2022 15:48:14 GMT -5

new	Causes of Iridescence in Natural Quartz

408

by vegasjames
Feb 1, 2022 3:15:01 GMT -5

new	A Quick Glance at TIME

463

by 1dave
Jan 14, 2022 9:54:54 GMT -5

new	LIVE: Volcano Erupts on La Palma in the Canary Islands Pages: 1 2

hummingbirdstones

1,235

by Son Of Beach
Jan 6, 2022 10:36:22 GMT -5

new	Floating Continents

982

by parfive
Jan 6, 2022 2:16:19 GMT -5

new	Geology Maps of the 50 States

806

by Son Of Beach
Dec 28, 2021 20:41:35 GMT -5

Faults

351

by 1dave
Dec 27, 2021 10:49:22 GMT -5

new	Why West Africa Didn't Follow South America

297

by 1dave
Dec 25, 2021 20:05:45 GMT -5

new	England - Doggerland

532

by 1dave
Dec 15, 2021 21:50:01 GMT -5

new	Earthquakes make Gold Veins in an Instant!

373

by 1dave
Dec 15, 2021 9:20:16 GMT -5

new	Great Geolgy Info Site!

355

by 1dave
Dec 10, 2021 10:56:48 GMT -5

US Angle

436

by 1dave
Dec 10, 2021 9:30:42 GMT -5

new	The Rare Earth Elements

338

by 1dave
Nov 26, 2021 14:29:37 GMT -5

Grimsvotn

338

by Son Of Beach
Nov 24, 2021 19:22:35 GMT -5

new	Gold Does Grow on Trees!

606

by RWA3006
Nov 21, 2021 19:55:31 GMT -5

new	New deep-earth mineral that "shouldn't be here" discovered

354

by stuckinohio
Nov 18, 2021 2:04:15 GMT -5

new	Wyoming Dinosaur Marbles

798

by stephan
Nov 5, 2021 10:59:32 GMT -5

new	Papago Buttes, Phoenix Arizona - picture rich. Pages: 1 2

2,238

by mohs
Nov 2, 2021 18:36:39 GMT -5

new	The Great Lakes

352

by 1dave
Sept 20, 2021 17:14:57 GMT -5

new	Comets and Earth

305

by mohs
Sept 16, 2021 15:48:37 GMT -5

new	Supervolcanoes

842

by mohs
Sept 12, 2021 19:19:42 GMT -5

new	Looking for Gold?

284

by mohs
Sept 12, 2021 11:16:21 GMT -5

new	Yellowstone

462

by mohs
Sept 5, 2021 13:02:48 GMT -5

new	Some Old Stock is missing

389

by mohs
Sept 3, 2021 10:44:23 GMT -5

new	Rib Mountain area, Wausau WI.

373

by mohs
Jul 19, 2021 11:28:20 GMT -5

new	Rockwall Texas

477

by rockjunquie
Jul 12, 2021 15:39:45 GMT -5

new	Mount St. Helens, May 18, 1980

692

by rmf
May 21, 2021 14:23:38 GMT -5

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rocknrob: Yarr, what be a rockskallywag pirate's favorite song? "Geode ho ho and a bottle o rum!" Sept 19, 2024 19:32:47 GMT -5

Wooferhound: Yoo Ho Ho all you Skally Wags Sept 20, 2024 9:43:22 GMT -5

RickB: I resemble that remark Sept 21, 2024 8:20:53 GMT -5

Wooferhound: Now , where did I put that Buried Treasure ? Sept 21, 2024 12:20:41 GMT -5

amygdule: I don't remember where I buried it

Sept 21, 2024 14:03:04 GMT -5

parfive: Last night of summer and you can’t fix that w/a Sharpie. Sept 21, 2024 22:39:07 GMT -5

RickB:

Sept 22, 2024 15:10:48 GMT -5

wj: thanks for the warm welcome Sept 22, 2024 17:26:08 GMT -5

RickB: You're welcome. May the rock be with you young Stoneworker

Sept 23, 2024 14:51:17 GMT -5

chargetumbleshine12: First time forum user. Looking forward to interacting once I learn how. 😂🥹 Sept 23, 2024 16:09:17 GMT -5

rocknrob: Obsidian is the dark side of the stone. Pain, sadness, anger. Those are the paths to the dark side.... Sept 23, 2024 18:58:33 GMT -5

amygdule: From the Light side of Obsidian...

Sept 25, 2024 16:02:26 GMT -5

RickB:

and Interstellar Sept 26, 2024 10:57:19 GMT -5 *

parfive: Hot tub Sept 26, 2024 15:39:03 GMT -5

RickB: A steaming cauldron Sept 26, 2024 16:46:42 GMT -5 *

amygdule: Waves 8 feet, water temp 54°F, Sept 26, 2024

Sept 26, 2024 19:40:43 GMT -5 *

rocknrob: It'll be a doozy if it's not druzy! Sept 26, 2024 20:55:17 GMT -5

Wooferhound: Stuff is always better if you Druzy some Caramel on it Sept 27, 2024 13:49:53 GMT -5

amygdule: 13 feet tall, 9/27/2024

Sept 27, 2024 18:11:20 GMT -5

1dave: Be the person to make others believe in good people again! Sept 28, 2024 14:40:36 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!