William Lechner's Image Gallery

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Weinrich Minerals, A Dealer in Fine Mineral Specimens - Since 1989. We buy collections and single high quality specimens.

John Betts - Fine Minerals, New York. Dealers of Fine Minerals and Natural Crystal Clusters since 1989. We buy rock collections, we buy gem collections, we buy mineral collections.

Images from William Lechner

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William Lechner's Image Gallery With 1 Images

Rontgenite-(Ce) Image

Images:

Rontgenite-(Ce): Ca2(Ce,La)3(CO3)5F3
Thorbastnasite: Th(Ca,Ce)(CO3)2F2·3(H2O)

Comments: Tny white, acicular thorbastnasite crystals to less than 1 mm in sprays. The thorbastnasite forms the cores the 'needles', with white epitaxial rontgenite-(Ce) coating.
Location: Mont Saint-Hilaire, Quebec, Canada. Scale: Needle Size < 1 mm.
© William Lechner / Dakota Matrix

Thorbastnasite Image

Images:

Thorbastnasite: Th(Ca,Ce)(CO3)2F2·3(H2O)
Rontgenite-(Ce): Ca2(Ce,La)3(CO3)5F3

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