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Italy, Sardegna, Cagliari prov., Silius area
There are two mines near the village of Silius: Genna Tres Montis mine and
Muscadroxiu mine (Pb mines, still active). Nevertheless the name Silius
mine is often used
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Baryte
Biterminated XX , transparent and semitransparent with amber colored tips; up to
2.6 cm long. On cubic light purple fluorite partially covered by
millimetric XX of calcite. Vividly fluorescent.
15.5x9cm
Genna Tres Montis mine, Silius, Cagliari. Italy
Specimen n.38
Specimen in the Fluorescent
mineral section.
Another photo: entire specimen
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Baryte
Small but fine transparent XX, pale blue, grouped toghether
11x10cm
Silius, Cagliari. Italy
Specimen n.1386
Another photo:
view on detail
Another photo:
a detail
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Baryte
Big tabular
XX, up to 11 cm wide, with small XX of calcite and minor
marcasite
12x12cm
Silius, Cagliari. Italy
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Baryte
Group of XX, pale pink to gray, up to 4.5 cm long.
Baryte has the typical chisel shape, with plate and
thin termination
8x4cm
Silius, Cagliari. Italy
Specimen n.1258
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Baryte
Big X, chisel shaped, 15 cm long. It is posted on a matrix made by
baryte and calcite, with
altered marcasite XX
13x17cm
Silius, Cagliari. Italy
Specimen n.591
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Baryte
Transparent honey colored XX. The one in the foreground is 1.4x1.4cm wide, on
a calcite and fluorite matrix
11x10.5cm
Silius, Cagliari. Italy
Specimen n.430
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Calcite
Scalenohedral XX covered by marcasite in micro-grains
6x4cm
Silius, Cagliari. Italy
Specimen n.461
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Calcite
Scalenohedral XX up to 1.4cm on fluorite matrix. It is a
detail of the large specimen
16x11cm
Silius, Cagliari. Italy
Specimen n.590
2nd photo:
entire piece |
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Calcite
Twin of calcite, 2.5 cm wide, partially opaque for black oxides
inclusions, well done
6x7cm
Silius, Cagliari. Italy
Specimen n.1148
Another photo:
entire piece |
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Fluorite
XX of fluorite on galena matrix, partially covered my marcasite
in micro-grains and some calcite. This is a detail of a piece full
of cubic fluorite transparent. The upper part of this piece is covered
by a thin limonite powder
12.5x9
Genna Tres Montis mine, Silus, Cagliari. Italy
Specimen n.700
Another photo: entire specimen
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Fluorite
Group of cubic XX, pale green and glassy, with a partial coating of
micro-XX of quartz. The XX are grown on pale red fluorite, as it
is shown below (2st photo), on a plate of calcite
24x10.4cm
Genna Tres Montis mine, Silius, Cagliari. Italy
Specimen n.702
Another photo:
bigger view
Another photo:
detail of piece
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Fluorite
Group of cubix XX, edge up to 6.5 cm, partially covered by small marcasite
XX
16x11cm
Genna Tres Montis mine, Silius, Cagliari. Italy
Specimen n.826
2nd photo:
entire piece |
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Fluorite
Large cubic X, opaque, with edge 4.8 cm long. It is covered by
calcite XX
7.2x7.5cm
Silius, Cagliari. Italy
Specimen n.1317 |
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Fluorite
Cubic and cube-octahedron XX, max edge 3cm, with light color and transparent
(with phantoms, see the 2nd photo),
together with baryte
(better visible in the bigger photo) and marcasite. The piece is
colored by yellowish oxides, but I decided not to clean it and to
maintain the original appearance.
11x12cm
Silius, Cagliari. Italy
Specimen n.1221
2nd photo |
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Fluorite
Cubic XX, max edge 2.3cm, semi-transparent, with small baryte
lamellae, grains and cubic XX of galena
17x12cm
Silius, Cagliari. Italy
Specimen n.437
Another photo: entire
piece
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Galena
Two cubic XX of galena, posted on a crystallized calcite
matrix, with some microcrystalline marcasite
7x7cm
Silius, Cagliari. Italy
Specimen n.1261 |
© Fernando Metelli. All photos
and other material on this site are copyright, if you wish to use them please
contact me for permission.
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