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Yukspor Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia

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Multiple photos availableAenigmatite : Na2Fe2+5TiO2(Si6O18), Astrophyllite : (K,Na)3(Fe,Mn)7Ti2Si8O24(O,OH)7, Eudialyte : Na15Ca6(Fe2+,Mn2+)3Zr3[Si25O73](O,OH,H2O)3(OH,Cl)2, Microcline : K[AlSi3O8]

Yukspor Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia

Section of large grain of black aenigmatite partialy surrounded by coronite agregate of bronze astrofillite in greenish microcline matrix. Associated minerals are raspberry-red eudialyte and very minor grey nepheline. Juvit pegmatite within massive apatite body. Specimen size is 11x9x4.5 cm. Collected by Dmitry Krinov in 2004 on Yukspor mine ...
 © Pavel M. KartashovPhoto ID: 194802    View Count: 115

Aenigmatite : Na2Fe2+5TiO2(Si6O18), Eudialyte : Na15Ca6(Fe2+,Mn2+)3Zr3[Si25O73](O,OH,H2O)3(OH,Cl)2, Astrophyllite : (K,Na)3(Fe,Mn)7Ti2Si8O24(O,OH)7

Yukspor Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia

Initially this was pure aenigmatite-eudialyte agregate in juvit pegmatite. Some later aenigmatite was partially replaced by astrophyllite coronites. It is interesting, that replacement of aenigmatite by astrophyllite hadn't effect on raspberry-red eudialyte colour. Juvit pegmatite within massive apatite body. Specimen size is 10x3 cm. Collected by ...
 © Pavel M. KartashovPhoto ID: 194807    View Count: 101

Astrophyllite : (K,Na)3(Fe,Mn)7Ti2Si8O24(O,OH)7, Aenigmatite : Na2Fe2+5TiO2(Si6O18), Eudialyte : Na15Ca6(Fe2+,Mn2+)3Zr3[Si25O73](O,OH,H2O)3(OH,Cl)2

Yukspor Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia

1 cm wide zone of bronze astrophyllite coronite agregate between black aenigmatite and red eudialyte. Yuvit pegmatite within massive apatite body. Collected by Dmitry Krinov in 2004 on Yukspor mine dumps. Pavel M. Kartashov collection and photo.
 © Pavel M. KartashovPhoto ID: 194815    View Count: 52

Astrophyllite : (K,Na)3(Fe,Mn)7Ti2Si8O24(O,OH)7

Yukspor Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia

Astrophyllite radial crystals with albite. Size 35*40*35mm. Foto D.Tonkacheev
Photo ID: 210315    View Count: 44

Barylite : BaBe2[Si2O7]

Yukspor Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia

A large group of Barylite crystals from Mt. Yukspor, Khibiny, Kola, Russia. Field of view: 2 cm. Specimen and photo: Knut Eldjarn.
 © Knut EldjarnPhoto ID: 58269    View Count: 279

Cerite-(La) : (La,Ce,Ca)9(Fe,Ca,Mg)(SiO4)3[SiO3(OH)]4(OH)3, Ancylite-(Ce) : SrCe[OH|(CO3)2] · H2O

Hackman Valley, Yukspor Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia

Creamy distorted tabular crystals of cerite-(La) into cavity within pseudomorphose after unknown hexagonal mineral (burbankite group ?) from the type locality. Associated minerals are water-clear natrolite and redish crystaline crusts of ancylite-(Ce). FOV is ~12x10 mm. Authors specimen, cotype. Pavel M. Kartashov collection & photo
 © Pavel M. KartashovPhoto ID: 162447    View Count: 148

Multiple photos availableClinobarylite : BaBe2Si2O7

Hackman Valley, Yukspor Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia

Section of 5 mm size clinobarylite spherulite on grey K-feldspar matrix. Authors specimen from the type locality. FOV is ~3x2.5 mm. Collected by Igor V. Pekov on the left side of head Hackman valley. Pavel M. Kartashov collection and photo.
 © Pavel M. KartashovPhoto ID: 154586    View Count: 160

Clinobarylite : BaBe2Si2O7

Yukspor Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia

Divergent, in matrix. S383-30
1.5 cm field of view, vertical.
Excalibur Mineral specimen.
 © 2008, JGWPhoto ID: 149695    View Count: 129

Multiple photos availableClinobarylite : BaBe2Si2O7

Hackman Valley, Yukspor Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia

Tabular transparent clinobarylite crystals of free growth from cavity in nephelin-syenite pegmatite. Authors specimen from the type locality. FOV is ~4x4 mm. Collected by Igor V. Pekov. Pavel M. Kartashov collection and photo.
 © Pavel M. KartashovPhoto ID: 170812    View Count: 88

Clinobarylite : BaBe2Si2O7

Hackman Valley, Yukspor Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia

dimension area mm. 2 x 2

photo and collection Luigi Chiappino
 © luigi chiappinoPhoto ID: 267933    View Count: 11
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