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25.6g Natural Autunite Crystal Fluorescent Rare Mineral Specimen

$448.00

Geological Check source for Geiger counters.

25.6g Autunite Crystal

Availability: 1 in stock

25.6g Gram Autunite Specimen, Radioactive Fluorescent Uranium Mica, Check Source for Geiger Counter,
Common Name: autunite
Mineral: calcium uranyl phosphate also called calco-uranite

Size: 35*37*19mm

An acrylic display case with mounting putty and a small UV light source is included with the purchase.

Autunite contains 48.27% uranium. This specimen will glow bright green in the presence of UV light due to the presence of phosphorus. It is the strongest form of uranium ore.

160,000+CPM with a pancake tube
14,000+CPM with a beta/gamma tube

Shipped only with USPS Parcel Select Ground (2-8 days), wrapped in plastic, lead shielding, and bubble wrap in a box big enough to bring the parcel surface activity below the 0.5mR/hr shipping limit.
(the unshielded specimen itself has an activity above 70 Bq/gram)

The buyer must assume responsibility for this item and use it according to its intended purpose. Keep this away from children and store it at least five feet away from anywhere anyone spends a lot of time.

This listing meets the requirements of NRC 10 CFR 40.22

It also meets U.S.P.S domestic shipping requirements for exempt limited quantities of class 7 materials according to –347.22 “are eligible under 49 CFR to be shipped as excepted packages for limited quantities” and –Exhibit 347.22 Activity Limits– and also –173.435– Table of A1 and A2 values

This item will conform to the USPS shipping restrictions when shipped.

Geiger counter not included.

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WARNINGS and NOTICES ! (also serves as FAQ’s)