Rosendal pegmatite, Kimitoön Island, Kimitoön, Southwest Finland, Finland

Dark green gahnite in quartz. Stepped surface shows octahedral parting.

Brownish Ferronigerite-6N6S. Picture size 3.5 mm. Photographer and collection Thomas Witzke.

© Thomas Witzke and Abraxas-Verlag

Cone-shaped ferrotapiolite in microcline. Specimen size 8x4 cm.

© Bertil Otter

Greenish brown crystals to 1 mm of Ferronigerite-6N6S from near the Rosendal pegmatite, Kemiö island, Finland. Specimen and photo: Knut Eldjarn.

© Knut Eldjarn

A 9mm crystal on matrix. Photographed by, and in the collection of, Karl Volkman

© Karl Volkman 04/05

Base 4 mm. Collection and photo Giorgio Bortolozzi.

Base 1,7 mm. Collection and photo Giorgio Bortolozzi.

Dark green gahnite. FOV 15 mm.

Platy, twinned chrysoberyl in matrix. Collected 2013.

Expanding group of crystals. Specimen analyzed by XRD. Collected 2013.

8 mm tapiolite-(Fe) on muscovite. Ex Patania coll.

Black metallic mass size 0.9 mm Thanks to Mr.Ilkka Mikkola and to Dr.Seppo Lahti for their kind advice. Collection and photo Roberto Bosi

© Roberto Bosi

Base 2 mm. Collection and photo Giorgio Bortolozzi.

Crystal group of columbite, intermediate of columbite-(Fe) and columbite-(Mn)

Base 2 mm. Collection and photo Giorgio Bortolozzi.

9 x 7 x 2 mm chrysoberyl in quartz. Collected 2013.

6 mm green chrysoberyl with quartz and beryl.

Brown tabular ferronigerite in muscovite (right) with black tantalite or tapiolite. Collected 2013.

Dark green gahnite in quartz and muscovite rock. Collected 2014.

Black tapiolite-(Fe) in matrix. Size 60 x 45 x 35 mm. Collected 2013.

5 mm chrysoberyl and group of garnet.

Brown ferronigerite in muscovite.

Strangely tapered undamaged Tapiolite-(Fe) from the type locality. Collected in summer 2017.

Small almandine-spessartine series garnets in matrix. Collected 2013.

Crystal group of columbite, intermediate of columbite-(Fe) and columbite-(Mn)

Black columbite and yellow chrysoberyl in quartz on pale green beryl.

Green chrysoberyl from Rosendal Pegmatite.

Black tapiolite-(Fe). I bought this mineral at the minerals fair in Kopparberg, Sweden.

© Heyninck A

Thin yellow chrysoberyl crystals.

Crystalline mass of tapiolite-(Fe) with black color and submetallic luster in quartz matrix with muscovite. Specimen purchased from Sönke Stolze in April 2025. Nikon Coolpix 4500 camera with Canon 35mm f/2.8 Macrophoto Lens directly attached to the camera lens. Stacked from 117 frames with Zerene Stacker (P Max).

View of the small open quarry. The quarry seems to be too small for been exactly located on a map, so the nearest coordinates will be : N 60° 7,859' and E 22° 33,220' Photo Ulf Nyberg, 20 October 2008

© Ulf Nyberg

View of the small but interesting quarry dump. Photo Ulf Nyberg 20 October 2008

© Ulf Nyberg