Boltwoodite Crystals on Gypsum Matrix – China – 14 Grams


Geological Check source for Geiger counters.

14-gram Boltwoodite on Gypsum Matrix


Out of stock

Yellow Boltwoodite on Gypsum Matrix from China
Size: 13.9g  3.7*2*2.7cm
From: Qinglong Guizhou China


This is a weakly radioactive specimen. It might not be detectible with an economical beta/gamma detecting counter, but it does emit an abundance of alpha particles producing a count above 1200CPM with a pancake tube.

Shipped with USPS First Class only in polyethylene and bubble wrap in a box big enough to bring the parcel surface activity well below the 0.5mR/hr shipping limit.

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 three feet 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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