Hey people! Like many of you I collect rocks, minerals and fossils (image).Today and/or tomorrow I will be kind of spamming this sub with videos and photos of the unidentified minerals, and there are a lot. Hope to speak to you guys then!3yr ⋅ emiel990 ⋅ r/whatsthisrock
found near the Falls of the Ohio... is it a sea fossil of some sort? Will add pics of the side, which is kinda badass looking4yr ⋅ FuktInThePassword ⋅ r/whatsthisrock
I'm wondering what the one on the left is. I was using the one on the right to prop it up. Some of it's angles turn a really pretty blue in the right light. I did my best to catch it in camera.3yr ⋅ William_with_a_G ⋅ r/whatsthisrock
Found this rock a while back in Iceland and still don’t know what it is. It’s magnetic too.3yr ⋅ Hydraondrugs ⋅ r/whatsthisrock
Ordered these on Amazon. They were advertised as “green onyx”, but I can’t find much about that. Looks like Jasper to me. Thoughts?2yr ⋅ bound-and-determined ⋅ r/whatsthisrock
Just picked this up at the swapmeet for $5. Any idea that this is? Should I buy the other slab?1yr ⋅ Odd-Acanthocephala65 ⋅ r/whatsthisrock
Round-ish rock with a square hole in the center, found in my garden. I can kind of move it with a shovel, but don’t want to damage something important, if it is.1yr ⋅ tellmewhyfirst ⋅ r/whatsthisrock
Found this in r/geology. I think it’s a good chart to consult for the various mystical properties of crystals1yr ⋅ Funkedalic ⋅ r/whatsthisrock
Can someone help identify what’s going on with this rock found in West Virginia. About the size of a bowling ball1yr ⋅ yesca5000 ⋅ r/whatsthisrock
I believe this is malachite, but what is the blue mineral along with it?5d ⋅ innerstrife ⋅ r/whatsthisrock
This is smooth and lustrous, and clear with a lot of black streaks throughout it. It scratches glass. The only part of the rock that isn't translucent has a patch of rust covering the outside. I think it's quartz, but can anyone confirm?2yr ⋅ Will_the_Mockingbard ⋅ r/whatsthisrock
eBay shop is selling this as lapis lazuli. I’m skeptical. Anyone know what it is?2yr ⋅ gingerita ⋅ r/whatsthisrock
Found in Ireland. I believe this octagon contains the 4 marbles of ireland - black kilkenny marble, cork red marble, green Connemara marble and ulster white marble. Am I correct?4yr ⋅ ATJWen ⋅ r/whatsthisrock
Why does this rock make me itchy? Bought in a shop where the owner finds everything himself! Killer shop but this one makes my hands & face Itchy :(2yr ⋅ JennyJennJenn345 ⋅ r/whatsthisrock
Is this Carnelian? My grandpa passed away and I grabbed this and a huge chunk of Alaskan Jade.4yr ⋅ eazydarb ⋅ r/whatsthisrock
Green, purple sparkly streaks through this black rock that my mom gave me. I believe it's from Oregon4yr ⋅ SwankTrain ⋅ r/whatsthisrock
I bought this it was listed as a 45 pound amethyst geode my boyfriend thinks it’s concrete what is it??2yr ⋅ Both-Consideration95 ⋅ r/whatsthisrock
I know of the malachite but the others, I'm not sure of. Any ideas?1yr ⋅ PeacefulPlayer20 ⋅ r/whatsthisrock
Is this piece of crystal nice? I bought it for my wife for Xmas. She loves it, I’m just looking for more info. On a cork coaster for scale.4yr ⋅ prybarwindow ⋅ r/whatsthisrock
I've been collecting Citrine for years...or at least I though I had8mo ⋅ AliquidLatine ⋅ r/whatsthisrock
Solid 1 slab. Found at a thrift store in the Dalles, OR (near Biggs, OR). Pet wood, Biggs Jasper, out something else?3yr ⋅ sassmo ⋅ r/whatsthisrock
Found on beach in Newfoundland. Seems sliiightly translucent. Any hints? Smaller than palm of hand.4yr ⋅ existcrisis123 ⋅ r/whatsthisrock
Interesting rock formation found in Hot Springs, Arkansas. Any idea?3yr ⋅ ikramahmad003 ⋅ r/whatsthisrock
Need help identifying this rock, found buried in wash in Arizona, the same wash that I've found dozens of smoky crystals in. More pics in link4yr ⋅ vindyg ⋅ r/whatsthisrock
found this while excavating my tiny house. anyone know what it is?1yr ⋅ Usual-Dark-6469 ⋅ r/whatsthisrock
Any idea what this might be? Found in central Europe forest.3yr ⋅ Interstellar_Sailor ⋅ r/whatsthisrock
Hi I recently purchased this Rick because I thought it looked cool but I don’t know the name1mo ⋅ lame____ ⋅ r/whatsthisrock
A friend asked me what this is because I do a geology major but I'm bad at identifying minerals. Furthest I got was that it's an excellent calcite chunk with some pink impurities.4yr ⋅ Trash_Emperor ⋅ r/whatsthisrock
Interesting mineral found in the Plomosa Mts just southwest of Bouse, AZ4yr ⋅ threeforhe ⋅ r/whatsthisrock
ARIZONA PETRIFIED WOOD Thoughts on what minerals the colors represent . Region? Age?4yr ⋅ desireous1 ⋅ r/whatsthisrock
My dad found this rock a long while ago and it's been buging me that I dont know what it is, it looks like some kind of stone that cracked and was sealed up with quartz, can anyone confirm?4yr ⋅ not_a_bee_2003 ⋅ r/whatsthisrock
My great grandmother gave this to me years ago. Is this some kind of precious gem? Emerald maybe?1yr ⋅ Round-Rooster2361 ⋅ r/whatsthisrock
What's this rock? I think my grandpa found it near a river by Grande Prairie, Alberta a very long time ago4yr ⋅ Npalm ⋅ r/whatsthisrock
Found this massive rock in my backyard. Wondering what it is and if it’s worth anything. Also, what’s the best way to really clean up a rock this big?4yr ⋅ jlcave ⋅ r/whatsthisrock
Found this cool Crystal on my driveway and I gave it a good clean1yr ⋅ MonnnClaaare ⋅ r/whatsthisrock
What is this rock? I found it years ago in the Indian Himalaya. Thank you!4yr ⋅ sc0511 ⋅ r/whatsthisrock
This crystal-looking stuff that lines thoughout this cliff face, i've always wondered since being little what it was and never found out. It crumbles off very easily and is pure white when clean4yr ⋅ Ldennis98 ⋅ r/whatsthisrock
what is this crystal ? just got it at a crystal store and put it in my necklace but not sure what it’s called2yr ⋅ lyric07 ⋅ r/whatsthisrock
A good friend got this from his dad, he was wondering what it is.4yr ⋅ fluffyspikeball ⋅ r/whatsthisrock
Can any one help me with the identification of these two ? The small is rather heavy for it’s size2yr ⋅ denfarligefisk ⋅ r/whatsthisrock
I found these in the soil when I was walking in a park, my geography teacher couldnt id it and told me its of metamorphic origin. What is this? (also how can I clean it further)2yr ⋅ Groundbreaking-Crew4 ⋅ r/whatsthisrock
99.95% certain this is slag stained glass, but grandmother said that her father prized this specimen because it was special somehow. Firstly, is my assumption correct, and secondly how do I break the news to her?2yr ⋅ ob103ninja ⋅ r/whatsthisrock
Found this little one many years ago and kept it. Now I found this subreddit and you guys might help me with this. What's this rock and what's those things inside it?4yr ⋅ giuliamarin ⋅ r/whatsthisrock
West central Florida, at the coastline. I believe it’s chalcedony in limestone? Thanx for the help!1yr ⋅ surfing813 ⋅ r/whatsthisrock
Hi! I bought 100 acres of land in New Hampshire and there is a flooded Mica mine on it. There is tons of quartz and mica but there are minerals and rocks that I don't know what they are. I'm really new to this but with all the rock I now have I would like to start learning. So, what is this rock?4yr ⋅ TheWatcherspet ⋅ r/whatsthisrock
Red glassy outside, beautiful quartzy inside. Where do you think this geode is from?4yr ⋅ lstud ⋅ r/whatsthisrock
Wondering what this shiny black mineral is on the back of my calcite piece? Thanks :)3yr ⋅ Revolutionary_Day977 ⋅ r/whatsthisrock
Sliced open what we thought was a possible geode, any idea what kind of rock this is or what caused this texture? Kentucky1yr ⋅ wilteddandelion ⋅ r/whatsthisrock
Hello! I could use some help identifying this one. I’m guessing the bigger crystals are calcite but are the tiny stringy ones also calcite and does this combination/ kind of calcite have a special name? Thank you in advance!!2yr ⋅ Crulia ⋅ r/whatsthisrock
Mom found this. Thinks is petrified algae? Didn’t know that was a thing.1yr ⋅ possblywithdynamite ⋅ r/whatsthisrock
Found this in the local reservoir. Please help identify. (OREGON).11mo ⋅ ItachiUchiha4200 ⋅ r/whatsthisrock
Already know what this bad boy is, just wanted to show it off. Calamites found in Dickenson Co, VA.1yr ⋅ egb233 ⋅ r/whatsthisrock
Found in a old mine, tourmaline but what is the turquoise coloured areas? Vasterbotten, North Sweden, pegmatite area. 20cm wide.4yr ⋅ Lowgical ⋅ r/whatsthisrock
The matrix is fluorite but I don’t know whats grown off it. The grey mineral is botryoidal, then there is a golden mineral with is acicular growing off it. A couple bright red sparkles are present as well. Thanks!4yr ⋅ AvaRamsay ⋅ r/whatsthisrock
My mom owns 35 acres in Maine and found this on her property...help identify4yr ⋅ tmgavaza ⋅ r/whatsthisrock
So I found this little rock when I was visiting a river which has red water. No I'm not kidding, there's a place called the Devil's Pulpit just an hour's drive from Glasgow, Scotland. I was there a few days ago and found a bunch of these under the water surface, so what is it?3yr ⋅ GracedApollo ⋅ r/whatsthisrock
Found on my friends land: Found this in north central Texas on their family farm.3wk ⋅ cowboyup351 ⋅ r/whatsthisrock
Found this in a volcanic region full of basalt. White pebble that I smashed and found this inside2yr ⋅ kukunta ⋅ r/whatsthisrock
What are these red seed like things on this rock? I scrubbed the rock with bleach and baked it in the oven but these are still left over11mo ⋅ natah7 ⋅ r/whatsthisrock
Can someone help me identify the crystal inside this pendant? I was thinking it could be tigers eye but I feel that's wrong2yr ⋅ satinhair ⋅ r/whatsthisrock
Been in my girlfriend's collection for a while and has remained unidentified4yr ⋅ Lawn-mower ⋅ r/whatsthisrock
I am looking to understand the geology of how this occurs as well as an identification of the different types of minerals, I believe it to be a type of rusting inside this gray Carboniferous fossil period shale, is it just iron, or is it pyrite and iron, ect? Thank you!3yr ⋅ MyopticPotato ⋅ r/whatsthisrock
Found near a creek that flows in to lake superior in the UP of Michigan3yr ⋅ boogerflinger ⋅ r/whatsthisrock
Can someone help me identify these rocks, my boyfriend got them an an oddity box and we're both curious.3yr ⋅ SpoonNoodles ⋅ r/whatsthisrock
Found this geode on a trail today, what causes the orange-reddish color?1yr ⋅ PhoenixAGB ⋅ r/whatsthisrock
I’m thinking this dark, platy mineral is Hematite but would love a second opinion. Thoughts?4yr ⋅ rharrow ⋅ r/whatsthisrock
