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Travis Olds

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Pictures (31 Images total)

Natromarkeyite
Views (Image: 1565261738): 273
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
Contribution: Stefan 2019-08-08
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Uroxite
Views (Image: 1554366228): 350
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
Contribution: Stefan 2019-04-04
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Paddlewheelite
Views (Image: 1532383195): 533
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
Contribution: Stefan 2018-07-23
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Shinkolobweite, Fourmarierite, Rutherfordine
Views (Image: 1493731555): 478
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
Contribution: Stefan 2017-05-02
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Uraninite, Kasolite, Gummite
Views (Image: 1475228838): 373
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
Contribution: Stefan 2016-09-30
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Wulfenite, Molybdenite
Views (Image: 1475228744): 274
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
Contribution: Stefan 2016-09-30
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Uranophane
Views (Image: 1475228678): 245
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
Contribution: Stefan 2016-09-30
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Sklodowskite, Uranophane, Molybdenite
Views (Image: 1475228570): 272
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
Contribution: Stefan 2016-09-30
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The prospect
Views (Image: 1475228392): 142
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
Contribution: Stefan 2016-09-30
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