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Travis Olds

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Bilder (31 Bilder gesamt)

Natromarkeyite
Aufrufe (Bild: 1565261738): 61
Natromarkeyite

Bladed yellow-green natromarkeyite from the Markey mine. Its structure is related to markeyite, where 2 Na replace 1 Ca and 1 H2O group; Locality: Markey Mine, Red Canyon, White Canyon Mining Distr...

Copyright: Travis Olds
Beitrag: Stefan 2019-08-08
Mehr   MF 
Uroxite
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Uroxite

Yellow green crystals of uroxite with steeply sloping terminations and rectangular cross section. Uroxite is the first reported uranyl oxalate mineral, where the source of oxalate likely originates...

Copyright: Travis Olds
Beitrag: Stefan 2019-04-04
Mehr   MF 
Paddlewheelite
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Paddlewheelite

A tabular green crystal of paddlewheelite in a vug of dolomite and chalcopyrite. Collected by myself and Jakub Plá?il Sep 2016, shortly after the 500th anniversary of Jáchymov; The name was chosen ...

Copyright: Travis Olds
Beitrag: Stefan 2018-07-23
Mehr   MF 
Shinkolobweite, Fourmarierite, Rutherfordine
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Shinkolobweite, Fourmarierite, Rutherfordine

Dark reddish brown blades of shinkolobweite (IMA 2016-095) coating massive uraninite with orange fourmarierite and pale rutherfordine. Horizontal field of view is 1 mm. The structure of shinkolobwe...

Copyright: Travis Olds
Beitrag: Stefan 2017-05-02
Mehr   MF 
Uraninite, Kasolite, Gummite
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Uraninite, Kasolite, Gummite

A 0.5 cm region of "gummite"; composed of bubbly uraninite and likely yellow-green kasolite or uranophane. Locality: Paulding Uranium prospect, Watersmeet, Gogebic Co., Michigan, USA;

Copyright: Travis Olds
Beitrag: Stefan 2016-09-30
Mehr   MF 
Wulfenite, Molybdenite
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Wulfenite, Molybdenite

A 0.5 cm field of bright orange powdery uraniferous wulfenite (up to .22 atoms per formula unit U substituting for Pb) coating molybdenite and altered uraninite; Locality: Paulding Uranium prospect...

Copyright: Travis Olds
Beitrag: Stefan 2016-09-30
Mehr   MF 
Uranophane
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Uranophane

An aesthetic vug of acicular uranophane crystals to 1 mm in amphibole gneiss from one of the most radioactive uranium prospects in Upper Michigan – which is actually an exposure only 2 feet long!...

Copyright: Travis Olds
Beitrag: Stefan 2016-09-30
Mehr   MF 
Sklodowskite, Uranophane, Molybdenite
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Sklodowskite, Uranophane, Molybdenite

A pale green field of massive to radiating sklodowskite and uranophane coating molybdenite and uraninite. At SEM level magnification the field turns into a web of thousands of thin fibrous crystals...

Copyright: Travis Olds
Beitrag: Stefan 2016-09-30
Mehr   MF 
The prospect
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The prospect

Interesting uranyl silicate and uranyl molybdate minerals can be found in a 2 foot long mafic lens cutting gneiss. Taken 7/11/14; Locality: Paulding Uranium prospect, Watersmeet, Gogebic Co., Mich...

Copyright: Travis Olds
Beitrag: Stefan 2016-09-30
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