Olmiite 

  • On a dark limonite matrix with manganese oxide some snowy white tabular barite crystals partially covered by olmiite aggregates. We would like to emphasize their excellent ...

    Ref: 1D010

    Location: N'CHWANING II MINE, N'CHWANING MINES, KURUMAN, KALAHARI MANGANESE FIELD, NORTHERN CAPE, SOUTH AFRICA

    Dimensions: 7.2 X 5.6 X 1.8 cm.

    400 € Disponible
  • Nice specimen of gemmy olmiite crystals with a very good brilliance and transparence. The color of the growths is pale salmon. With a limonite matrix with manganese oxide. Very ...

    Ref: 1D011

    Location: N'CHWANING II MINE, N'CHWANING MINES, KURUMAN, KALAHARI MANGANESE FIELD, NORTHERN CAPE, SOUTH AFRICA

    Dimensions: 8.2 X 5.5 X 2.8 cm.

    655 € Disponible
  • Complex growth of olmiite crystals with a very good brilliance and transparence. The color of the growths is pale salmon. With a limonite matrix with manganese oxide. Very ...

    Ref: 1D012

    Location: N'CHWANING II MINE, N'CHWANING MINES, KURUMAN, KALAHARI MANGANESE FIELD, NORTHERN CAPE, SOUTH AFRICA

    Dimensions: 7 X 4.8 X 2 cm.

    290 € Disponible
  • Nice specimen of gemmy olmiite crystals with a very good brilliance and transparence. The color of the growths is pale salmon. With a limonite matrix with manganese oxide. Very ...

    Ref: 1D015

    Location: N'CHWANING II MINE, N'CHWANING MINES, KURUMAN, KALAHARI MANGANESE FIELD, NORTHERN CAPE, SOUTH AFRICA

    Dimensions: 4.7 X 4.2 X 3 cm.

    190 € Disponible
  • On a dark limonite matrix with manganese oxide some snowy white tabular barite crystals partially covered by olmiite aggregates. We would like to emphasize their excellent ...

    Ref: 1D017

    Location: N'CHWANING II MINE, N'CHWANING MINES, KURUMAN, KALAHARI MANGANESE FIELD, NORTHERN CAPE, SOUTH AFRICA

    Dimensions: 4.6 X 4 X 2 cm.

    205 € Disponible
  • Group of very sharp olmiite crystals, which show visible orthorhombic forms and polycrystalline growths on their faces. The brilliance and transparence are excellent and the ...

    Ref: 1D056

    Location: N'CHWANING II MINE, N'CHWANING MINES, KURUMAN, KALAHARI MANGANESE FIELD, NORTHERN CAPE, SOUTH AFRICA

    Dimensions: 4.6 X 3.9 X 3.6 cm.

    725 € Disponible
  • Group of very sharp olmiite crystals, which show visible orthorhombic forms and polycrystalline growths on their faces. The brilliance and transparence are excellent and the ...

    Ref: 1D057

    Location: N'CHWANING II MINE, N'CHWANING MINES, KURUMAN, KALAHARI MANGANESE FIELD, NORTHERN CAPE, SOUTH AFRICA

    Dimensions: 5.9 X 5.7 X 4.9 cm.

    725 € Disponible

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