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Bertil Otter's Photo Gallery

"Berylbruddet": monazite in situ

Undeland 02 Feldspar Quarry, Undeland, Evje og Hornnes, Aust-Agder, Norway

A small, platy monazite crystal with some euxenite in feldspar, in situ. This photo is taken in the small pit, where the pegmatite is a little coarser than in the beryl/thortveitite zone.
Photo ID: 877787     Uploaded by: Bertil Otter   View Count: 46   Approval status: Public galleries    Type: Photo - 1600 x 1087 pixels (1.7 Mpix)

"Berylbruddet": after blasting

Undeland 02 Feldspar Quarry, Undeland, Evje og Hornnes, Aust-Agder, Norway

A coarse beryl crystal associated with monazite, ilmenorutile and thortveitite. The matrix has a very fine grained texture, typical of the thortveitite-rich part of the pegmatite.
Photo ID: 877785     Uploaded by: Bertil Otter   View Count: 50   Approval status: Public galleries    Type: Photo - 1728 x 1200 pixels (2.1 Mpix)

"Berylbruddet": beryl in situ

Undeland 02 Feldspar Quarry, Undeland, Evje og Hornnes, Aust-Agder, Norway

Bluish green beryl crystal in situ. Note the fine-grained texture of the pegmatite. In places it is almost granite-like.
Photo ID: 877783     Uploaded by: Bertil Otter   View Count: 42   Approval status: Public galleries    Type: Photo - 1731 x 1200 pixels (2.1 Mpix)

"Berylbruddet": the small, open pit

Undeland 02 Feldspar Quarry, Undeland, Evje og Hornnes, Aust-Agder, Norway

View of the small pegmatite quarry called "Berylbruddet", situated high on a hilltop. It consists of a small, shallow and dry pit, and some surface workings just outside the pit. The waste dumps are seen alongside the workings.
Photo ID: 877779     Uploaded by: Bertil Otter   View Count: 24   Approval status: Public galleries    Type: Photo - 1750 x 1193 pixels (2.1 Mpix)

61M-8WGOpal : SiO2·nH2O, Narsarsukite : Na4(Ti,Fe)2[Si8O20](O,OH,F)2, Albite : Na(AlSi3O8)

Selsurt Mt, Lovozero Massif, Murmanskaya Oblast', Northern Region, Russia

Field of View: 12 mm

Colourful opal on an altered narsarsukite crystal
Photo ID: 876293     Uploaded by: Bertil Otter   View Count: 40   Approval status: Public galleries    Type: Photo - 1654 x 1200 pixels (2.0 Mpix)

AY8-3L8Gadolinite-(Y) : Y2Fe2+Be2Si2O10, Microcline : K(AlSi3O8)

Åskagen Quarry, Persberg district, Filipstad, Värmland, Sweden

Field of View: 10 cm

Black gadolinite-(Y) crystals in feldspar
Photo ID: 876150     Uploaded by: Bertil Otter   View Count: 46   Approval status: Public galleries    Type: Photo - 1809 x 1044 pixels (1.9 Mpix)

GV9-WN2Svabite : Ca5(AsO4)3F, Muscovite : KAl2(AlSi3O10)(OH)2

Multiple photos available
Stuor-Njåske, Ultevis, Lappland, Sweden

Field of View: 8 cm

Small, white, hexagonal prisms of svabite with fine-grained red, Mn-rich muscovite ("alurgite")
Photo ID: 876128     Uploaded by: Bertil Otter   View Count: 41   Approval status: Public galleries    Type: Photo - 1500 x 1294 pixels (1.9 Mpix)

137-8N4Monazite-(Ce) : Ce(PO4)

Ruoutevare, Jokkmokk, Lappland, Sweden

Field of View: 7 cm

Platy, rectangular monazite-(Ce) crystals in feldspar
Photo ID: 875970     Uploaded by: Bertil Otter   View Count: 36   Approval status: Public galleries    Type: Photo - 1200 x 969 pixels (1.2 Mpix)

HVQ-D18Zircon : Zr(SiO4), Microcline : K(AlSi3O8)

Ytterlida pegmatite, Överlida, Svenljunga, Västergötland, Sweden

Largest Crystal Size: 10 mm

Brown, euhedral zircon crystal in feldspar
Photo ID: 875965     Uploaded by: Bertil Otter   View Count: 37   Approval status: Public galleries    Type: Photo - 1407 x 1200 pixels (1.7 Mpix)

KY5-5THThortveitite : Sc2Si2O7

Ruoutevare, Jokkmokk, Lappland, Sweden

Largest Crystal Size: 5 cm

Single, slender and terminated thortveitite crystal
Photo ID: 875963     Uploaded by: Bertil Otter   View Count: 34   Approval status: Public galleries    Type: Photo - 1800 x 788 pixels (1.4 Mpix)
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