/r/geology

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Help IDing a feature on AZ State Land?

45 upvotes • Aelia_Skye

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Just started my geology major and I’m hoping to learn more about a major quartz vein running through my friends backyard creek

40 upvotes • Environmental_Spot63

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This rock gets wet when it gets humid in my house

37 upvotes • LegitWarthog194

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Falmouth Bay Shales

37 upvotes • Burngold10

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Barack and Rock

36 upvotes • AmadeusWolf

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A regular old normal fault (with annotations)

34 upvotes • Dinoroar1234

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What causes these formations and what are they called?

33 upvotes • choosetheteddyface

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Chilcotin River Landslide, Aerial Flyover, 01 Aug 2024

30 upvotes • basaltgranite

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Heavy mineral seperation

30 upvotes • Lazyslayr

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Natural or Man Made

30 upvotes • Short-Concentrate-92

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
Help IDing a feature on AZ State Land?	45	Aelia_Skye
Just started my geology major and I’m hoping to learn more about a major quartz vein running through my friends backyard creek	40	Environmental_Spot63
This rock gets wet when it gets humid in my house	37	LegitWarthog194
Falmouth Bay Shales	37	Burngold10
Barack and Rock	36	AmadeusWolf
A regular old normal fault (with annotations)	34	Dinoroar1234
What causes these formations and what are they called?	33	choosetheteddyface
Chilcotin River Landslide, Aerial Flyover, 01 Aug 2024	30	basaltgranite
Heavy mineral seperation	30	Lazyslayr
Natural or Man Made	30	Short-Concentrate-92