William Lechner's Image Gallery

William Lechner's Image Gallery
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Dakota Matrix was founded in 1996 and has offered systematic and rare mineral specimens online since 1998.
 Hudson Institute of Mineralogy
 McDougall Minerals sells high-quality mineral specimens from all over the world to collectors of all levels, from beginners to connoisseurs
 A Bijoux.com is an online store specialized in the sale on the internet of precious stones , gems , minerals and jewels for individuals and professionals

Images from William Lechner

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William Lechner's Image Gallery With 1 Images

Rontgenite-(Ce) Image

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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

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

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
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