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Beryl crystal from this classic Spanish locality, very good sized, well defined faces and with muscovite at the base. Translucent in the edges. The specimen belongs from the Peter Seroka collection and due to its number label it can be placed in the 1980s. These pieces are difficult to see today.
On a microcline-orthoclase-quartz matrix, several laminar aggregates of autunite are disposed, yellow color, transparent to translucent and brilliant. They present, as usual, intense fluorescence under UV light. It belongs to the Joan Astor collection (Barcelona), with a handwritten label and typewritten box.
An unusual specimen of aragonite "flos ferri", found in 1996 at the Gloria mines, in Córdoba. Stalactitic recurved forms, brilliant and with a snowy white color to slightly green-bluish in the internal parts of the specimen. They are disposed on a matrix with colourless fluorite and traces of malachite. Not easy to see samples like this from this mine.
Almandine crystal, faceted, with forms of the dodecahedron, and rounded edges. The back side is the contact with matrix or other crystals. A classic of Spanish mineralogy, nowadays very difficult to see.
Almandine crystal group, rich in faces, with forms of the dodecahedron, and rounded edges. Partially covered by gold mica. A classic of Spanish mineralogy, nowadays very difficult to see.
Huge size almandine crystal, rich in faces, with forms of the dodecahedron, and rounded edges. A classic of Spanish mineralogy, nowadays very difficult to see.
Good sized almandine crystal, with defined faces, with forms of the dodecahedron and rounded edges. It is partially coated by mica. It presents molds of contact with other crystals those growth with. A former specimens, nowadays very difficult to get, a classic for the Spanish mineralogy.
Almandine crystal, rich in faces, with forms of the dodecahedron, and rounded edges. A classic of Spanish mineralogy, nowadays very difficult to see.
A floating almandine crystal with a good size for the locality. Defined faces and rounded edges (very common), with an intense brown to black color. Acompanied by a interpenetrated minor almandine crystal. A Spanish classic.
A huge size andalusite prismatic crystal, with defined faces and rounded edges. A Spanish classic that many of us have told about and we present here for you.
Druse of very sharp fluorite crystals, with transparence and excellent yellow color. From a classic Spanish mine for the species.