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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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1answer
75 views

What is this? Found near a lake in Texas. Broken open it's smooth and shiny [closed]

Looks like stacked checkers with ridges.
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2answers
49 views

Wondering if this is a meteorite [closed]

I was wondering if this could be a meteorite
5
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1answer
325 views

What are the circular features in this rock? [closed]

I found this rock by the shore of Lake Ontario. It's light weight and it was grouped with some other rocks with the same patterns.
4
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1answer
216 views

Fossils in this rock from Montana? [closed]

I found this in SE montana. It feels quite dense and is about 1.5". The lighter colored divets cover the entire thing and some have holes going deeper into the stone. I was told it could possibly be ...
3
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1answer
718 views

What kind of rock is this? [closed]

We found this today in Acton CA USA. Would like to know what it is.
4
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2answers
1k views

What is this silvery rock? [closed]

I found this silver-colored rock on Mount Shasta. It has these features: non magnetic sharp edges when light hits it shows the colors of the rainbow its not too heavy Can you identify it?
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1answer
416 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
270 views

Rock identification? [closed]

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: ...
2
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2answers
115 views

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 ...
6
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2answers
2k views

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
76 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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2answers
3k views

Rock ID: smooth, black, durable rock from Lake Ontario [closed]

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 ...
3
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3answers
923 views

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

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 ...
1
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1answer
124 views

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

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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0answers
47 views

Can Anybody give me more info on this brecia? [closed]

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 ...
0
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1answer
424 views

Please Help Identify My Rock [closed]

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 ...
0
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1answer
122 views

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

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 ...
4
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1answer
137 views

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

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 ...
2
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2answers
121 views

Rock ID: Soft black rock from Skegness UK [closed]

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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1answer
2k views

What are these metallic nodules that were found at low tide on the UK south coast? [closed]

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 ...
-2
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1answer
54 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 [closed]

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 ...
2
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1answer
135 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: ...
4
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1answer
84 views

Daughter found a unique rock at daycare in New Gloucester Maine [closed]

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
59 views

mineral identification request [closed]

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
145 views

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

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
440 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
87 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
98 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
87 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
43 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 ...
0
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1answer
88 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
50 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, ...
0
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1answer
160 views

Identification request: Is this a meteorite with a shock vein? NW Montana [closed]

This rock was found in an area covered with approximately 200' of glacial till. The vein in the rock is partially oxidized. The rock is heavy; it shows some barely visible sparkle on its surface; the ...
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3answers
91 views

Pinkish rock with red 'veins' [closed]

I found this rock in Smithfield NC. It does scratch glass. A butter knife didn’t scratch it. When you hold it to a light it has an orange glow. It didn’t leave anything on porcelain.
3
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3answers
90 views

Rock ID: Found on South Downs in East Sussex UK [closed]

I found this slightly rude-shaped rock/stone on the South Downs in East Sussex, UK years ago. It was embedded in a chalky path and came out in the two pieces in the photo. It is heavy for its size (...
8
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2answers
2k views

What is this blue rock? [closed]

I am trying to identify a rock my husband found.The rock was found in Columbus Ohio about 20 feet (6 m) down. It is about the size of a basketball and extremely heavy (90 lbs) and difficult to cut ...
0
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2answers
76 views

What type of rock is this [closed]

![I found the the rocks is Eastern Arizona by the Black Mesas. They are white with a few orange patches. The inside kind of looks like quarts.
1
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1answer
98 views

Help identifying rock please [closed]

I have this rock that was given to me as a gift a few years ago but I have no information on it. I would like to find out what kind if rock it is. Can anybody help me figure that out please??
3
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2answers
643 views

What is this white rock with black speckles throughout? [closed]

I was wondering if you have any ideas on what kind of rock this might be? I know that it doesn't effervesce with HCl (no reaction with hydrochloric acid at all) and the size and shape of each grain is ...
0
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1answer
85 views

Help me identify my rock is it jade? [closed]

Found this rock it looks like a vein of Jade but I have no idea. This is the inside of the rock. I found it already broke the rock is wet in the pic. It's is a hard rough texture and the green in the ...
0
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1answer
346 views

Rock identification: gray with small dark lines/inclusions all over [closed]

Gray stones with short small dark shiny lines all over it. Found it on the beaches of Newport Rhode Island.
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0answers
218 views

Green Rock Identification [closed]

This rock was found in the highlands of Scotland in the mountains.It is 2 1/2''x2 1/8''x 1'' it has a density of 2.95 leaves a clear streak weighs 130 grams and a hardness of 6 on Moh's scale.This ...
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0answers
83 views

Fluorescent pink stone left after dissolving rock [closed]

I found a regular old rock in northwest Missouri, Buchanan county, St Joseph, Mo in a creek bed in a glacier field. It looked like it may have something in it. I dissolved the (3 times larger) rock ...
3
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1answer
314 views

Is this rock Massive Epidote? [closed]

enter image description here This is a close up of outside of chipped off piece, and inside alsoI found this rock in Co. Donegal Ireland on a river bank buired under the dirt. It weighs 16.4lbs- 7....
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0answers
145 views

What name of rock is it? [closed]

I found it in desert, there is not any evidence of igneous or metamorphic rocks around it, it's density is between 3.5-3.9, some magnetic, some parts have pyrite minerals, streak is dark brown, luster ...
0
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1answer
158 views

Rock ID: dark grey, white spots going through from Brecon Beacons, Wales, UK [closed]

I found this curious rock in the Brecon Beacons, a mountainous range in South Wales. The regular dotted pattern stood out from the plan slate and gravel in the area and I'm not sure if these are ...
3
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1answer
86 views

What rock is underneath malachite [closed]

I recently bought a large piece of malachite, for the purpose of trying to extract the copper. The piece looks like this. I would like to identify the rock, because I would ideally dissolve it in ...