Questions tagged [identification-request]

For help in identifying objects such as clouds. Please include as many details as possible. DO NOT ASK ROCK IDENTIFICATION REQUESTS — rock identification requests are off topic.

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9 views

What is this rock in the river bed?

This rock was found in a river bed in Washington Sate. The exterior is course red and flakes off in pieces from the size of a grain of sand to small pebbles. The center is gray to almost black and ...
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Help me identify the “brain rock”

This rock has been in my family as long as I can remember. We always called it the “brain rock.” It was my grandma’s and I have no idea where it came from (sorry!) I live in the mountains of western ...
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Identify my rock

I got this rock years ago in California. I have always wondered what it is. Please help me identify it! Thanks!!
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35 views

Help naming unknown rock never seen one before [closed]

Kind of blackish shapped like a acorn it's been cut in half inside looks like packed sand unknown rock. dark and kind of lite.
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Help naming unknown rock [closed]

it's dark and kind of lite it's been cut in half and the inside looks like sand
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52 views

Please anyone help ID the weirdest rock Ive ever collected [closed]

I found this rock digging around at a potential gold vein in the four corners area on the nacimiento plateau. It was not at all buried, just sitting on the surface half-stuck to some sandstone ...
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27 views

Stone identification help needed [closed]

I found this stone from The Giant Sand Dunes in Cape Reinga, Northland, New Zealand. There were quite a few of the same kind of stones on that specific spot, but just ended up picking this one and ...
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23 views

Tumbled rock identification help [closed]

clear with greenish tint white and dark green Found at a surf shop. Any help would be awesome!
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Semi precious tumbled stone help [closed]

jasper?? tan and blue amethyst?? another Jasper?? tannish pink with a red/dark pink line blue and gray mossy agate?? black and gold All of these were bought at a surf shop and were marked as semi ...
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39 views

Rock ID: strange infrared mark on brown rock [closed]

I found this pebble in Montenegro, it was lying on the beach. I have never seen nor find a pebble with this kind of pattern. There are a lot of same pebbles, but withous mark. 42.205578,18.940362 I'm ...
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1answer
307 views

Identify my black piece of stone/fossil? [closed]

I found this piece at [Battery-point, Portishead, UK][1], at a site for fossil hunting. It is smooth one side and porous on the other. It also has one side with beautiful colours shining on the ...
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2answers
259 views

Rock identification? [on hold]

This stone is part of a rock mass found in one of the plains of Iran. There are no rocky mountains around these rocks. I'm geologist and I guess it's part of the meteorite, what do you think? Color: ...
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What kind of rock this my son find in the Colorado river? [closed]

1: https://i.stack.imgur.com/HmpL4.jpgstrong text my son found this rock in laughlin nv in the colorado river, it weighs around 2 lbs
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Can anyone identify this, found in Montana .Found 30 miles from Beartooth mountains. Found many vary in size and color, from clear to brown & redish! [closed]

Translucent layered rock, more light hits the more color seen, lightweight for mist part. Have single layer to multiple layered, clear to brown to reddish.
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2answers
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Is this rock petrified wood and is there potential value in it? [closed]

I found this rock in south Texas on a construction site a few years ago. I thought maybe it was some type of petrified wood, but I honestly don't know what it is. It weighs close to 6lbs and the ...
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2answers
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Basalt, slag or meteorite? [closed]

I found this rock on the edges of a known Drumlin in North East England. It looks to be a fragment from a larger piece. It attracts a magnet strongly, it weighs 150 grams. It has vesicular holes (on ...
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3answers
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How was this egg shaped rock made and what is it? [closed]

The following small egg-like rock was found laying on the ground in Tampere, a city in southern Finland. It weights about 950 grams, has a volume of about 360 cm3 and thus a density of about 2600 kg/...
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1answer
60 views

Can living where magnets are abundant provide a mini-magnetoshere?

Are there a mini-magnetosphere within the magnetosphere similar to mini-magnetosphere found on the Moon? Is there a map of these areas that would resemble the white swirls in the picture below? The ...
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1answer
37 views

“Obicular” structures in basalts

I found spherical or globular structures, structures in basalts of a greenstone belt which underwent alteration and deformation. However, in thin section, these structures have undeformed pyroxene and ...
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1answer
69 views

Rock ID: black rock found in Central Europe [closed]

I'm note sure if it's an anthracite, augite, jet (lignite) or something completely different. I don't know where exactly i found it because it's from my old rock collection. I would appreciate your ...
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Rock ID: smooth, black, durable rock from Lake Ontario

What is this black rock? I found it beneath the waters of Lake Ontario near the shoreline, it is a dark greyish-black with small flecks of mineral deposits on it that are visible in the light. The ...
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3answers
809 views

Help! Can anyone identify this deep blue rock, quartz, crystal thing from Washington?

I was like 10 waiting for my dad to get off work. He was a surveyor and brought this blue rock thing with him for me when he got off. He said they were surveying and his friend took a pickax to a rock ...
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1answer
46 views

Help me got these rocks in abundance with dirt delivery [closed]

I found this rock in some free dirt delivered to me by truck. In the picture with 4 rocks the ones to the left are dry the other 2 are wet. The bottom rock seems to be more white and the one on top ...
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1answer
103 views

Rock ID: Very hard, green, slightly transparent, some gray parts on outside. found in South Korea

Hi! My name is Thomas, I am a senior student in Canada. I found this rock as a kid in Korea in a high mountain area. I was always wondering what this thing was. Its very heavy, and also very hard. A ...
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1answer
48 views

What kind of rock is this? (Sedimentary) [closed]

This rock was obtained from a nearby quarrying from our grandparents' house on an island. It has a couple of bronze/mud colored linings on it and a bunch of scattered white areas. Could also see tiny ...
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Can Anybody give me more info on this brecia?

Hi I have this boulder as part of an arts project in the North East of England. It was taken with Premission from a beach at the mouth of the river Tyne. At first I thought it may have been a glacial ...
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1answer
315 views

Please Help Identify My Rock

This rock is smooth, heavy and dark grey/black in color with white blotches which are different in shape and size and are also porous. It scratches by a knife and I found it in with many pails of ...
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1answer
120 views

Identification required, rock formation found whilst on holiday in Cephalonia, Greece white object embedded inside?

This rock was found in kephalonia Greece, on a beach in lassi. The rock is black in colour, smooth with thumb like prints, very metallic smell and very slightly magnetic. We took this rock to oxford ...
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1answer
114 views

Can anyone help me identify this rock found in Tulsa Oklahoma?

I was working in my front yard in Tulsa Oklahoma and ran over this rock with my lawnmower. It was logged in the ground enough I didn’t see it. It’s 2.5 inches in length. Black in color with what ...
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2answers
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Rock ID: Soft black rock from Skegness UK

I found this half submerged in Skegness beach, UK, on the sea front. Color: Black Lustre: Dull matte Texture: Very grainy Weight: 921 grams. Seems heavy Size: 6 x 4 inches or 120 x 150mm MOH scale: 2....
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3answers
80 views

What kind of red rock is this?

I don’t know much about were I live, I am from ny and only moved here a few years ago. I found it in Smithfield nc we’re I love with my dad and kids now.. I wish I had more information. Yes the rock ...
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4answers
568 views

How is this crumbly crystal-rich rock formed?

I found this crumbly rock embedded in the channel walls of a small creek in Everett, WA, USA. (North Creek that flows through McCollum Park.) If possible, I'd like to know how the rock formed... what ...
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1answer
128 views

Please identify this rock

I found this rock along the Illinois river basin in cave junction, oregon. It was laying on the top layer of a massive beach of rock. It's shape is what drew me too it, then after closer inspection ...
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1answer
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What are these metallic nodules that were found at low tide on the UK south coast?

Smooth spherical crystalline metal nodules Outside and inside surface does not scratch with a knife blade Inside lustre brassy, radially striated metallic crystals radiating from a lumpy centre at the ...
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1answer
39 views

What kind of heavy rocks are these? [closed]

Can anyone help me identify these rocks? Found these on the beach. They are VERY heavy but not magnetic. Most have a circular shape, about 1-2 inches in diameter. A few have a flat bottom. Any guesses?...
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3answers
3k views

Can someone please help identify my rock

Can somebody please help. I found this rock on the beach in the south of England. It seems to have a number of small shards of what look like crystal or glass spread around it whilst the rock itself ...
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1answer
121 views

Help to Identify a Rock Found in Gray Clay [closed]

Found digging a pond. The rock was inside Gray Clay 18 feet below grade. The person who gave it to me tried cutting it with a grinder. This left an area that looks like steel. Location: ...
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1answer
70 views

Daughter found a unique rock at daycare in New Gloucester Maine

Daughter found a really unique rock and says its a meteorite (she's 5). We are not sure. She found it on the playground at school on the ground. It does have some magnetism to it (minor amount - ...
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1answer
41 views

mineral identification request

Metallic luster Grey crystals, appear black in photo, grey streak With quartz Non-magnetic Softer than stainless steel blade, harder than fluorite =>hardness ~5 Found in California on the eastern ...
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1answer
110 views

I found this stone with metal linings can someone identify it?

I am more curious about the metal on the surface (if it's even metal?) on this stone :) I don't really remember where I found it, probably at this beach of the Baltic Sea, but there is also a chance ...
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1answer
409 views

Rock ID: a glassy, black, translucent mineral

Hardness : it barely scratches glass, can't scratch gorilla glass of my lg g2 Transparency : translucent, you can see the flashlight of a smart phone. Luster : it has glassy luster. Shiny surfaces. ...
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1answer
84 views

Does anyone know what this black rock is? [closed]

I have found several grey rocks like this one on a beach along the ocean and I don’t know what they are. This is the only black one I’ve ever seen. Anyone know what it is?
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1answer
95 views

What is this white rock with brown crusts? [closed]

I found this rock in South Carolina yesterday and need help identifying what it is.
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1answer
81 views

Can anybody tell me what type of stone this layered multicolor one is? [closed]

I have had this stone lying around for a very long time and just got curious about what type of stone it might be.
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1answer
35 views

Shattered veined rock from Alberta, Canada [closed]

This rock was about 3-4 inches bigger than a basketball. When dropped it shattered into a couple large pieces and a lot of small ones. The inside was marbled yellow (almost like quartz); the marbling ...
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1answer
54 views

Found a light brown rock with concentric circles on it. Is it a fossil? [closed]

I found the rock in the picture while visiting Pawnee National Grassland (Colorado, USA). The rock shows concentric circles on both sides. On one side these circles are very clear, on the other side ...
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1answer
40 views

What types of rocks are these [closed]

I can’t figure out what type of rocks these are I would like to create pigment out of them to make a watercolor want to make sure they are safe, one is brick red the other is more of a deep magenta, ...
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2answers
110 views

What are these underwater structures near 6°N 85°55'W

While google earth-researching the sea floor near Malpelo and Cocos Islands (Colombian and Costa Rican Pacific Ocean), I came along these strangely geometrical structures in the sea floor, located ...
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1answer
82 views

Help identify my redbrown rock with crystal like formation on the inside

This rock is red/orange/brown in color. It is slightly clear/translucent when held up to light. Will not scratch with a knife. Has a crystal like structure on the inside.