Excellent aggregate of prismatic stibnite crystals, very brilliant, with iridescence, which are disposed forming radial aggregates. They are partially covered with fine needles of boulangerite crystals. With small doubly terminated quartz crystals. A very aesthetic, colourful piece with the J. Viñals label and from the E. Nicolau collection.

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Rich group of tabular semseyite crystals forming brilliant rosettes. It is accompanied on the matrix with galena, chalcopyrite, sphalerite and some quartz. Nowadays, these specimens are not easy to find.

Excellent specimen from Herja mine, a world-class Romanian locality for stibnite. This piece is formed by numerous groups of divergent prismatic crystals, very brilliant and with visible terminal faces. Accompanied by small rhombohedral dolomite crystals. It belongs from a former Austrian collection.

More than an excellent specimen from Herja mine, a world-class Romanian locality for stibnite. This piece, of a very good size, is formed by several groups of thick prismatic crystals with visible terminal faces. We can observe a second generation of thin crystals. Nowadays it is difficult to find samples of this quality, for museum display cases. It belongs from a former Austrian collection.

Excellent specimen from Herja mine, a world-class Romanian locality for stibnite. This piece is formed by numerous groups of divergent prismatic crystals, very brilliant and with visible terminal faces. Photographs do not do justice to the beauty of this specimen. Nowadays it is difficult to find samples of this fine quality. It belongs from a former Austrian collection.

Aggregates of laminar semseyite crystals, very brilliant, some with fractures, and on a galena matrix. A classic of Romanian mineralogy. Formerly in the collection of Gerd Resag.