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Ankangite : Ba(Ti,V3+,Cr)8O16, Pectolite : NaCa2[HSi3O9] | |
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Vuonnemiok River Valley, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia Black grains in pectolite S255-05 0.2 cm field of view Specimen courtesy of Excalibur Mineral Company ex. Igor Pekov |
| © 2007, JGW | Photo ID: 139714 View Count: 344 |
Arctite : Na2Ca4(PO4)3F, Villiaumite : NaF | |
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Vuonnemiok River Valley, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia Clear colorless crystalline mass with magenta colored villiaumite. 0.5 cm field of view, Excalibur Mineral specimen. S026-26 |
| © 2007, JGW | Photo ID: 139718 View Count: 257 |
Imandrite : Na12Ca3Fe3+2[Si6O18]2, Eudialyte : Na15Ca6(Fe2+,Mn2+)3Zr3[Si25O73](O,OH,H2O)3(OH,Cl)2 | |
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Vuonnemiok River Valley, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia Honey-yellow colored rims of imandrite surrounding grains of eudialyte. 0.5 cm field of view. S128-30 Excalibur Mineral specimen. |
| © 2008, JGW | Photo ID: 143666 View Count: 329 |
Lithosite : K6Al4Si8O25·2H2O | |
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Vuonnemiok River Valley, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia Colorless, transparent 0.2 cm crystalline mass in syenite. S266-26 Excalibur Mineral Company specimen. |
| © 2008, JGW | Photo ID: 144368 View Count: 204 |
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