Lamellar Autunite Pair, Fluorescent Uranium Ore Specimen – Stabilized 2.6 Grams

$26.00

Geological Check source for Geiger counters.

2600mg Autunite Crystal Pair, Alpha Particle Source

 

Out of stock

2.6-gram Pair of  Autunite Specimens
Common Name: autunite

From Huantai County, Zibo Shandong Provence China

Nominal size: 10*10*10mm

Approximate  Total Weight: 2.5-grams

Formula: Ca(UO2)2(PO4)2·10-12H2O

48.27% uranium by mass

These specimens were stabilized with Paraloid B-72,  a commonly used conservation material in the field of mineral preservation, providing excellent protective qualities for stabilization, rigidity, and long-term conservation. The stabilization process results in a specimen that won’t fall apart over time like autunite normally does if neglected.

A small UV light source is included with the purchase.

Shipped only with USPS Parcel Select Ground (2-8 days), wrapped in plastic, lead foil, 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)

t 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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