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Holfertite, Hematite


Holfertite : CaxU6+2-xTi(O8-xOH4x) · 3H2O, Hematite : Fe2O3

Photo Copyright © 2006 Chuck Adan  - This image is copyrighted. Unauthorized reproduction prohibited.
Bi-color 1mm holfertite xl growing off hematite cluster on rhyolite. Holfertite is almost always yellow to orange-yellow. Specimen and photo: Chuck Adan.

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