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Uranium Ore

4.4 4.4 out of 5 stars 1,513 ratings

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We don't know when or if this item will be back in stock.
  • Unprocessed Radioactive Ore Sample (NORM) Naturally Occurring Radioactive Materials
  • License Exempt - low radioactive ore sample size and CPM activity will vary.
  • Useful for testing Geiger counters and performing nuclear experiments
  • Shipping compiles to Federal NRC and postal regulations
  • Radioactive minerals are for educational and scientific use only.

Additional Details

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Product details

  • Is Discontinued By Manufacturer ‏ : ‎ No
  • Package Dimensions ‏ : ‎ 6 x 6 x 4 inches
  • Date First Available ‏ : ‎ October 2, 2001
  • Manufacturer ‏ : ‎ Images SI
  • ASIN ‏ : ‎ B000796XXM
  • Customer Reviews:
    4.4 4.4 out of 5 stars 1,513 ratings

Product Description

Uranium Ore -1
Uranium Ore - 2 Features
Uranium Ore - 3

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Customer reviews

4.4 out of 5 stars
1,513 global ratings

Customers say

Customers like the value for money, radioactivity, and accuracy of the product. They mention it's a great addition to their collection, safe, and accurate for testing. Some are satisfied with the conversation starter and quality. However, some customers dislike the size and material quality. Opinions differ on its functionality.

AI-generated from the text of customer reviews

33 customers mention "Value for money"29 positive4 negative

Customers appreciate the value for money of the product. They mention it's an awesome little natural product, a great addition to their collection, and a novelty item. Some also say it comes in a nice little container with a certificate of authenticity explaining a bit.

"This is a nice, very active uranium sample that's useful for testing geiger counters...." Read more

"...Or medium sized. It does come with a homemade, official looking certificate which swears to the value of your newest acquisition's cpm...." Read more

"...Also a great novelty item. This is also a great conversation starter...." Read more

"...the product, and it's probably the best part because of its semi-menacing look...." Read more

17 customers mention "Radioactivity"14 positive3 negative

Customers like the radioactivity of the product. They mention it has really low radioactivity, is safe, and totally harmless. Some say it's good for teaching on radioactivity and testing equipment.

"...Was able to successfully detect the Radium 226 (a byproduct of Uranium decay, and the main detectable isotope in gamma spectroscopy) and Uranium 235...." Read more

"...It is totally harmless, just don't rub your hands on it and eat your sandwich for lunch. Wash your hands after handling it...." Read more

"...It's well packaged, arrived quickly, and I found no contamination on any of the contents...." Read more

"Really low radioactivity. You know when you buy that it's pot luck, but was hoping they were making some effort to provide a good sample." Read more

7 customers mention "Accuracy"7 positive0 negative

Customers are satisfied with the accuracy of the product. They mention it's a good tester for any Geiger counter and great for testing radiological devices.

"This is a nice, very active uranium sample that's useful for testing geiger counters...." Read more

"...The URANIUM ORE is a good tester for any Geiger counter...." Read more

"...maybe an inch long at most but it was rated for 2375 CPM which was very accurate, I occasionally hit 2500 cpm with my GMC-500+" Read more

"The sample was good for testing I would buy again. I use the sample to test a homemade Geiger counter works perfect a+ thank you" Read more

6 customers mention "Conversation starter"6 positive0 negative

Customers find the conversation starter interesting and fun to show kids. They say it's a great learning experience.

"...Also a great novelty item. This is also a great conversation starter...." Read more

"...and make the kid do some serious research, it is also a great learning experience...." Read more

"...I keep it on my desk, its a great conversation piece but it is otherwise pointless. Kinda annoyed that I got such a tiny piece." Read more

"A great little conversation piece and stocking stuffer for my science nerd son" Read more

4 customers mention "Quality"4 positive0 negative

Customers are satisfied with the quality of the product. They mention it's a great specimen and better than expected.

"...but we did bring the little tin. If you're looking for an impressive and cool, but really easy, science fair project, go with a cloud chamber...." Read more

"...It's radioactive. It's... legal? As far as I know, lol. Great specimen, high geiger count. Very happy...." Read more

"Awesome product better than expected!!!!..." Read more

"Quite the quality!..." Read more

9 customers mention "Functionality"6 positive3 negative

Customers have mixed opinions about the functionality of the product. Some mention it works very well, while others say it's not useful and doesn't do the job.

"...They are easy to build and they work. If this freaks you out, find some uranium glass (also called vaseline glass)...." Read more

"...I keep it on my desk, its a great conversation piece but it is otherwise pointless. Kinda annoyed that I got such a tiny piece." Read more

"...Everything turned out very well and i am satisfied." Read more

"I used this ore to make a Nuclear Cloud Chamber. Worked very well, I dont have a gieger counter but it seemed to produce both alpha and beta..." Read more

13 customers mention "Size"3 positive10 negative

Customers are dissatisfied with the size of the product. They mention it's small, maybe an inch long at most.

"...$50, the sample you get isn't especially radioactive and it definitely isn't large. Or medium sized...." Read more

"I bought this just so I could say I bought Uranium on Amazon. The sample is small but it is Uranium...." Read more

"...It's a fairly decent sized rock, takes up about 10% of the container...." Read more

"I ordered 3 samples, 2 of them were very small, all 3 are very weak, 500cpm-600cpm only...." Read more

5 customers mention "Material quality"0 positive5 negative

Customers are dissatisfied with the quality of the product. They mention it's incorrect material and not a very good pillow stuffing.

"You open the can and really all you see is a boring piece of rock in a plastic bag... The warnings that come with it freak you out enough to not..." Read more

"Honestly, not a very good pillow stuffing. I bought a whole bunch of these to make a pillow and it's not very soft at all...." Read more

"This sample is no good crap. Don’t buy." Read more

"A teeny bit on the scrappy side for a geo-sample:-)))" Read more

Expensive, But It Is Uranium Ore
5 out of 5 stars
Expensive, But It Is Uranium Ore
The outside of the tin reads "690 cpm", a bit lower than what I expected, but still more than enough to test my Radiacode 103. I left it in the thin plastic bag (I would put it in another bag, it's so thin it could tear) and put the Radiacode on top and got a rate around 0.70 uSv/h and around 1.5kCPM.Was able to successfully detect the Radium 226 (a byproduct of Uranium decay, and the main detectable isotope in gamma spectroscopy) and Uranium 235. Legit sample, but I think you can get cheaper samples elsewhere.
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Top reviews from the United States

Reviewed in the United States on June 11, 2024
The outside of the tin reads "690 cpm", a bit lower than what I expected, but still more than enough to test my Radiacode 103. I left it in the thin plastic bag (I would put it in another bag, it's so thin it could tear) and put the Radiacode on top and got a rate around 0.70 uSv/h and around 1.5kCPM.
Was able to successfully detect the Radium 226 (a byproduct of Uranium decay, and the main detectable isotope in gamma spectroscopy) and Uranium 235. Legit sample, but I think you can get cheaper samples elsewhere.
Customer image
5.0 out of 5 stars Expensive, But It Is Uranium Ore
Reviewed in the United States on June 11, 2024
The outside of the tin reads "690 cpm", a bit lower than what I expected, but still more than enough to test my Radiacode 103. I left it in the thin plastic bag (I would put it in another bag, it's so thin it could tear) and put the Radiacode on top and got a rate around 0.70 uSv/h and around 1.5kCPM.
Was able to successfully detect the Radium 226 (a byproduct of Uranium decay, and the main detectable isotope in gamma spectroscopy) and Uranium 235. Legit sample, but I think you can get cheaper samples elsewhere.
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One person found this helpful
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Reviewed in the United States on September 30, 2023
So you get your geiger counter and shortly thereafter you get bored because there is nothing to measure. Then naturally you begin to wonder if it really does anything at all. A simple circuit could generate random chirps and flashes. How would you know? I was mildly surprised to see that this was available.
My sample came verified at 1150 CPM. My Mazur GC reads it as high as 5K! Definitely got what I paid for. I also like that it comes verified for a Beta & Gamma (no Alpha) level as well. Most of the cheaper GC's do not read Alpha so if you have one of those it's nice to know what reading you should expect in that application.
5 people found this helpful
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Reviewed in the United States on May 10, 2024
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 came a week earlier then expected the card and tin says 1300 cpm but my detector has gone up to 6k :P its a pretty rock to
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5.0 out of 5 stars This rock is hot!!!!
Reviewed in the United States on May 10, 2024
came a week earlier then expected the card and tin says 1300 cpm but my detector has gone up to 6k :P its a pretty rock to
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Reviewed in the United States on May 15, 2024
I unfortunately got a rather small chipped off piece of rock that is only a little bit active on one side. It's higher than background at least, so I can't complain too much. At peak measurement (not typical nor average) it got up to about 600cpm over ambient. Typical was more like 400cpm over ambient. Not really worth the price beyond it being certified. It isn't the rock itself you're really paying for here. Good luck.
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Reviewed in the United States on September 12, 2019
This is a nice, very active uranium sample that's useful for testing geiger counters. It came in a metal container with a certification document from "Images SI Inc." stating that they tested the sample and measured 1,682 CPM using their GCA-07W geiger counter.

To avoid contamination, I left the sample in its plastic bag while I tested it with my S.E International Ranger Alert and my GQ GMC-600Plus. Both the Ranger and the GMC-600+ have open windows with pancake detectors. Here are my results:

Ranger readings:
Direct contact with the plastic bag = 9,400 CPM
Separated by a piece of paper = 6,400 CPM
With plastic cap covering detector hole = 1,650

GQ GMC-600+
Direct contact with the plastic bag = 6,700

The Ranger has a fine grid over the detector opening. The GMC-600+ has a plastic mesh covering a screen. So the sample was about 5 mm further from the GM tube and partially covered by the plastic grid.

My conclusion is that both the GMC-600+ and the Ranger are much more sensitive than the GCA-07W. The Ranger is the most sensitive probably due to the fine mesh protector and the proximity of the grid to the GM tube.

Btw, Amazon provided a star rating for "flavor" for this product. I didn't evaluate that.
113 people found this helpful
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Reviewed in the United States on November 4, 2023
I have to admit that I misled myself on this purchase. The closeup of the metaloid container that ships with it didn't help. I was thinking that container was larger than it turned out to be and that it was a container designed to provide shielding of radioactive materials. I wasn't aware that a small, gravel sized piece of rock with a ho-hum cpm could fetch about $50. Now I know. I took pics of everything you'll get and I included a penny so you can get a good idea of the scale. The container is made of a substance that's at least part metal. It's the thin metal used in holiday candy assortments and such, with a sticker on it. They packaged the product well and shipped it in a timely manner. I don't actually think it's a good value for $50, the sample you get isn't especially radioactive and it definitely isn't large. Or medium sized. It does come with a homemade, official looking certificate which swears to the value of your newest acquisition's cpm. If you don't have high expectations this is a well rounded type of gift.
Customer image
3.0 out of 5 stars Just to make it clear for everyone...here are pics of what you'll get...
Reviewed in the United States on November 4, 2023
I have to admit that I misled myself on this purchase. The closeup of the metaloid container that ships with it didn't help. I was thinking that container was larger than it turned out to be and that it was a container designed to provide shielding of radioactive materials. I wasn't aware that a small, gravel sized piece of rock with a ho-hum cpm could fetch about $50. Now I know. I took pics of everything you'll get and I included a penny so you can get a good idea of the scale. The container is made of a substance that's at least part metal. It's the thin metal used in holiday candy assortments and such, with a sticker on it. They packaged the product well and shipped it in a timely manner. I don't actually think it's a good value for $50, the sample you get isn't especially radioactive and it definitely isn't large. Or medium sized. It does come with a homemade, official looking certificate which swears to the value of your newest acquisition's cpm. If you don't have high expectations this is a well rounded type of gift.
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9 people found this helpful
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Reviewed in the United States on November 14, 2022
I bought this because I bought a geiger counter and I wanted some thing to test it on. And yep, it's the real thing in the can, register as well on my Geiger counter. Also a great novelty item. This is also a great conversation starter. Just leave it on your desk at work and you'll be surprised how many people come to see you and ask about it. It is totally harmless, just don't rub your hands on it and eat your sandwich for lunch. Wash your hands after handling it. It won't kill you if you didn't, but it's just good common sense.
27 people found this helpful
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Reviewed in the United States on November 1, 2023
The item is definitely radioactive. It's well packaged, arrived quickly, and I found no contamination on any of the contents. With that being said, taking readings from multiple sides, the highest count I could get was around 115 cpm. The background radiation was about 28 cpm. So that puts it at 87 cpm for the ore. It's important to note that my geiger counter can't detect alpha rays, but given that the ore "supposedly" had a beta and gamma ray count of 1573 cpm according to Certificate of Measured Radiation, something seems off. I don't think the company is being malicious, but I suspect the measurement is being taken before its divided up into smaller pieces which can greatly change the count for your respective peice. That's purely speculation though and should not be taken as fact. Just know that you might get a good sample and you also might not.
5 people found this helpful
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