Shipped with USPS First Class
MONAZITE-(Ce) Crystals on Matrix
size: 10 X 12 X 16mm
The hottest portion of this rock should produce a count above 100 CPM with a beta-gamma sensitive detector via the GO GMC-300E-Plus as seen in the second picture.
The hottest portion of this rock should produce a count above 300CPM with a pancake tube as seen in the last picture via the GQ GMC 600 Plus.
An energy spectrum taken with the Radiacode 101 shows daughter isotopes in the thorium decay chain as seen in the pictures.
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
Geiger counter is not included