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Gadolinite-(Y) 4.27 ct.



86,00 €

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Gadolinite-(Y) 4.27 ct.

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Is a quite rare mineral, an Yttrium Berillium Silicate with formula Y2FeBe2Si2O10 and hardness of 6.5-7. When Cerium is present in significant quantity then is called Gadolinite-(Ce)

In this case is associate with Yttrofluorite.Yttrium belong to the rare earth elements and beryllium is also another scarse element,both very important for the industry.

It comes from White Cloud Pegmatite District of Colorado,USA.

Size:8.6x11x5.5 mm.

Weight:4.27 ct.