Olivier Langelier's Photo Gallery
EAR-TM4Spinel MgAl2O4
Cabonga Reservoir, Réservoir-Dozois, La Vallée-de-l'Or RCM, Abitibi-Témiscamingue, Québec, CanadaField of View: 6.5 mm
Largest Crystal Size: 3 mm
Weight: 0.3 carats
Pink Zn bearing spinel. The crystal was not rounded by erosion but rather
grew that way in coarse marble.
21V-HHJLepidocrocite (Var: Hydrolepidocrocite) γ-Fe3+O(OH)
Cabonga Reservoir, Réservoir-Dozois, La Vallée-de-l'Or RCM, Abitibi-Témiscamingue, Québec, CanadaField of View: 1.5 mm
Organo-mineral Iron oxyhydroxide structures formed by microaerophilic Fe(II)-oxidizing bacteria
NW5-G59Sodalite Group
Cabonga Reservoir, Réservoir-Dozois, La Vallée-de-l'Or RCM, Abitibi-Témiscamingue, Québec, CanadaField of View: 1.5 mm
Largest Crystal Size: 250 ÎĽm
Blue to purple sulfur bearing sodalite
17U-2P8Corundum (Var: Sapphire) Al2O3 , Biotite K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 , Nepheline Na3K(Al4Si4O16)
Cabonga Reservoir, Réservoir-Dozois, La Vallée-de-l'Or RCM, Abitibi-Témiscamingue, Québec, CanadaDimensions: 6.5 cm x 3 cm x 2.8 cm
Nice rhombohedral corundum var. sapphire, too bad it's not gemmy!
V5N-3TKMagnetite Fe2+Fe3+2O4
Cabonga Reservoir, Réservoir-Dozois, La Vallée-de-l'Or RCM, Abitibi-Témiscamingue, Québec, CanadaField of View: 1.5 mm
Largest Crystal Size: 1 mm
Octahedral magnetite
4TL-FHXMagnetite Fe2+Fe3+2O4
Cabonga Reservoir, Réservoir-Dozois, La Vallée-de-l'Or RCM, Abitibi-Témiscamingue, Québec, CanadaField of View: 1.5 mm
Largest Crystal Size: 1 mm
Octahedral magnetite
H1Q-Y1DZircon Zr(SiO4) , Nepheline Na3K(Al4Si4O16) , Apatite Ca5(PO4)3(Cl/F/OH) , Biotite K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 , Albite Na(AlSi3O8)
Cabonga Reservoir, Réservoir-Dozois, La Vallée-de-l'Or RCM, Abitibi-Témiscamingue, Québec, CanadaLargest Crystal Size: 18 mm
zircon in nepheline syenite pegmatite
3DW-ULXPyrope Mg3Al2(SiO4)3
Cabonga Reservoir, Réservoir-Dozois, La Vallée-de-l'Or RCM, Abitibi-Témiscamingue, Québec, CanadaField of View: 1 mm
SEM/EDS images of Pyrope
U5W-JU4Spinel MgAl2O4
Cabonga Reservoir, Réservoir-Dozois, La Vallée-de-l'Or RCM, Abitibi-Témiscamingue, Québec, CanadaField of View: 5 mm
Largest Crystal Size: 1.5 mm
Cr-Spinel police! (red & blue)