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RM2699   Magnetite and octahedral pyrite
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Very aesthetic specimen from this classic Italian mine. Several magnetite crystals with dodecahedron forms, some of them very interestingly distorted crystalography, with intense luster and very well defined. It is accompanied by octahedral pyrite crystals. It comes from the Joan Astor collection (Barcelona), with a handwritten label and typewritten box.


Size: 7.8 x 7.3 x 3 cm.
Main crystal: 1.3 cm.
Found in ± 1978.

Col. Joan Astor (Barcelona).
Classic locality


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RM2557   Ludwigite
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Radial aggregates of ludwigite crystals, a rare magnesium iron borate. It is accompanied by pyrite. Usually many of these specimens have been acidified, this is not the case. It belongs to the collection of Joan Astor, with a handwritten label.


Size: 7.8 x 5.3 x 2.4 cm.
Found in ±1979.

Col. J. Astor, Barcelona.


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