Wohlerite Mineral Gallery

Wohlerite Mineral Gallery
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Wohlerite Minerals

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Wohlerite Mineral Gallery With 2 Images

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Wohlerite: NaCa2(Zr,Nb)Si2O7(O,OH,F)2  
Biotite: K(Mg,Fe++)3[AlSi3O10(OH,F)2

Comments: Prismatic wohlerite crystals with lepidomelane (Fe-rich biotite).
Location: Langevannet, Tvedalen, Telemark, Norway. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Wohlerite Image

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Wohlerite: NaCa2(Zr,Nb)Si2O7(O,OH,F)2  
Ferro-edenite: NaCa2Fe++5Si7AlO22(OH)2

Comments: Transparent yellow wöhlerite crystals embedded in pink feldspar and black mica matrix with black ferro-edenite (var. barkevikite).
Location: Langesundsfjorden, Sandoya Island, Porsgrunn, Norway. Scale: Specimen Size: 5x5x3.5 cm.
© John Betts - Fine Minerals
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