Fergusonite-(Y) Crystals in Matrix – Ontario, Canada
Weight: 26g
Size: 38x18x21mm
Locality: J.G. Gole Quarry, Murchison Township, Nipissing District, Ontario, Canada
Formula: YNbO4
Oxides present by mass:
CaO1,58 % UO25,09 %ThO20,31 %Y2O328,46 % Nd2O30,51 % Sm2O31,39 % Gd2O31,76 % Dy2O33,09 % Er2O31,04 % Yb2O33,79 % Lu2O31,01 % Nb2O545,20 % Ta2O54,44 % Total:93 %
Fergusonite was named in honor of Robert Ferguson, a Scottish landowner, politician, and mineral enthusiast who lived from September 8, 1769, to December 3, 1840, in London, England. In 1987, the suffix was appended to adhere to the Levinson principle for minerals containing essential rare earth elements (in this instance, yttrium).s.
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
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