Gahnite - Mineral specimens search results

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Mineral specimens search results for [ Gahnite ]

Two black, octahedral crystals on matrix. It is not common that one finds examples of this species with good crystal form, especially with such sharp profiles. It comes with a label from Deyrolle (Paris), where he bought it in 1933, which has Sr. Folch’s handwritten notes on it.
Fahlun, Kopparberg Sweden (±1930)
Specimen size: 5 × 2.5 × 1.8 cm = 1.97” × 0.98” × 0.71”

CB14AJ7: Gahnite with Quartz

Octahedral Gahnite crystals on a Quartz matrix. They are sharp, have the very well defined Spinel-law twin, are quite large for the species and have a uniform grayish-blue color.
Victoria Mine, Arrés, Vall d'Aran, Lérida / Lleida, Catalonia / Catalunya Spain
Specimen size: 6.1 × 3.5 × 2.7 cm = 2.40” × 1.38” × 1.06”

Main crystal size: 1.7 × 1.3 cm = 0.67” × 0.51”

DT14AI0: Gahnite with Quartz

Octahedral Gahnite crystals with very well defined faces and edges, with a uniform blue color and on matrix with Sphalerite. Such samples are very difficult to obtain in this quality and only from time to time appears a classic like this, only from old collections.
Victoria Mine, Arrés, Vall d'Aran, Lérida / Lleida, Catalonia / Catalunya Spain
Specimen size: 3.1 × 3 × 1.9 cm = 1.22” × 1.18” × 0.75”

RE6K9: Gahnite with Quartz

Well defined blue-grayish octahedral crystals on a Quartz matrix.
Victoria Mine, Arrés, Vall d'Aran, Lérida / Lleida, Catalonia / Catalunya Spain
Specimen size: 5.0 × 4.0 × 3.4 cm = 1.97” × 1.57” × 1.34”

Main crystal size: 0.6 × 0.5 cm = 0.24” × 0.20”

NX9R7: Gahnite with Quartz

From a recent rediscovery of this Spanish classic, with nice bluish color and a more individualized crystal than usual.
Victoria Mine, Arrés, Vall d'Aran, Lérida / Lleida, Catalonia / Catalunya Spain (09/2009)
Specimen size: 3 × 3.3 × 2.3 cm = 1.18” × 1.30” × 0.91”

NL12W8: Gahnite with Quartz

Flattened octahedral crystals, one of them clearly dominant with a grayish blue color and on a matrix of massive Quartz. A Spanish “oldie”.
Victoria Mine, Arrés, Vall d'Aran, Lérida / Lleida, Catalonia / Catalunya Spain (09/2009)
Specimen size: 3.8 × 2.1 × 2 cm = 1.50” × 0.83” × 0.79”

Main crystal size: 1 × 1 cm = 0.39” × 0.39”

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