20062 Lutetium, Man-Made

July 29, 2020 Pendleton No Locality

Small pieces of Lutetium elemental metal in glass ampoule 40mm long. Element Lu, number 71 on the Periodic Table.

Australasia Australia Queensland

0954 Heterogenite, Mansfieldite (Cobaltian), Smolyaninovite after Erythrite, Mount Cobalt Mine, Selwyn District, Cloncurry Shire, Queensland

April 9, 2024

North and Central Americas United States Wyoming

4038 Cheralite, Euxenite-(Y), Uranium King Mine, Encampment, Carbon Co., Wyoming

March 24, 2018

Cornwall England United Kingdom

2002 Mimetite, Penberthy Croft Mine, St Hilary, Cornwall, England

September 22, 2019

3639 Mixite, Val d’Ajol, France

October 3, 2019

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