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RM2710   Grossular, var. hessonite, with clinochlore
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Brilliant specimen formed by a druse of defined tarpezohedral crystals of grossular, hessonite variety. Intense color, shine and transparence. It is accompanied by groups of green clinochlorine crystals.


Size: 5.2 x 4.1 x 2 cm.
Main crystal: 5 mm.

Price: 90 €
RM2694   Epidote
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A brilliant specimen of epidote, brilliant, transparent, richly faceted crystals with a very aesthetic olive green color. With some diopside crystals. The beauty of these specimens is incomparable for the species. It comes from the Joan Astor collection (Barcelona), with a handwritten label and typewritten box.


Size: 7.3 x 4.7 x 3 cm.
Main crystal: 1.2 cm.
Found in ± 1978.

Col. Joan Astor (Barcelona).
Classic locality


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RM2221   Alurgite, Variety of Muscovite-2M1

Alurgite is a variety of purple muscovite. It was classified 1959 as an intermediate variety between leucophyllite and muscovite. A study of Knurr and Bailey (1986, online) showed that the alurgite, treated as muscovite-2M1 with Mn, contains trivalent manganese (in contrast to divalent Mn-containing "manganophyllite"). This specimen of good size shows us an aggregate of micaceous crystals, with an intense brilliance and good color, in a quartzite rocky matrix. A rare variety of muscovite.


Size: 10 x 8.5 x 6 cm.

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RM2073   Grossular (var. Hessonite) with chlorite
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A classic specimen from the Alpine valley of Aosta. Group of very defined crystals of grossular, with an exceptional brightness and very intense orange color. They show faces of the dodecahedron and the trapezohedron. They are accompanied by aggregates of olive green chlorite. A very bright and aesthetic piece.


Size: 8.5 x 7 x 3.5 cm.
Main crystal: 4 - 5 mm.

Col. A. Arguijo (L'Hospitalet de Llobregat).
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