Thorogummite 3.14 ct.

Thorogummite

Is a Thorium Uranium Silicate Hydroxide with formula (Th, U)2(SiO4)(2 - X)(OH)4X and hardness of 1.Here we have a brown to black Thorite-(Fe) altering to yellow Thorogummite, with 'cyrtolite' zircon,  synchysite-(Y) (red rice-grain like crystals; abundant), fluorite, uranophane, fluorite and monazite from Foxton, South Platte NYF (Niobium-Yttrium-Fluorine type) Pegmatite district, Jefferson County, Colorado USA. Radioactive rare material.

Size:10x8x6.1 mm.

Weight:3.14 ct.

CODE#4307