William Lechner's Image Gallery

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.

Exceptional Minerals features excellent, high quality mineral specimens for sale. We also have a weekly Best Offer Mineral Auction.

McDougall Minerals sells high-quality mineral specimens from all over the world to collectors of all levels, from beginners to connoisseurs

Dakota Matrix was founded in 1996 and has offered systematic and rare mineral specimens online since 1998.

Images from William Lechner

Click on thumbnails for a larger image. Please be patient since some of these pages of thumbnail images take some time to load. These mineral photos are copyrighted by their owners and may not be used without permission.

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

Advertisment

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