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Geographical
section. Italy, Toscana, Livorno prov., Isola d'Elba, Capo Calamita
area |
Selection
of images from the collection. ©
Fernando Metelli. All the photos and other material on this site are copyright,
if you wish to use them please contact me for permission
I have pieces coming from the
mine areas in the eastern part of the island. Some of them come from my
'70s findings
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Copper
Arborescent formation of copper, partially covered by malachite
3.8x2cm
Grotta Rame, Vallone stope, Capo Calamita, Isola d'Elba, Livorno. Italy
Specimen n.142 |
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Copper
Malformed XX of copper, red colored (cuprite coating?) with
some malachite
on the mineralized rock
6x4cm
Grotta Rame, Vallone stope, Capo Calamita, Isola d'Elba, Livorno. Italy
Specimen n.143 |
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Copper
Copper foil, without matrix. Copper is partially covered by small
grains of cuprite; there is some malachite and gypsum
3.8x2cm
Grotta Rame, Vallone stope, Capo Calamita, Isola d'Elba, Livorno. Italy
Specimen n.141
Another photo:
bigger view on detail |
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Crysocolla
Encrusting of minerals: it could be crysocolla (?) after malachite
in the central part, since there are some tufts of acicular XX,
blue colored (it does not seem to be auricalcite). Around the blue zone,
there is green malachite. With black Manganese oxides
6x8cm
Grotta Rame, Vallone stope, Capo calamita, Isola d'Elba, Livorno. Italy
Specimen n.308
Another photo:
a bigger view
Another photo:
entire piece |
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Crysocolla
Blue mass of crysocolla posted with on a coating of black Manganese
oxides, on siliced matrix - could be opal, (?) as it is
possible to see in the 2nd photo
10x8cm
Grotta Rame, Vallone stope, Capo Calamita, Isola d'Elba, Livorno. Italy
Specimen n.72
Another photo:
a detail of matrix
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Crysocolla
Botryoidal formation of crysocolla, with some malachite and
dark blue azurite visible in the center of piece
7.5x5.5cm
Grotta Rame, Vallone stope,
Capo Calamita, Isola d'Elba, Livorno. Italy
Specimen n.307 |
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Crysocolla
Botryoidal formation, over malachite (partial
pseudomorphosis) and azurite with the usual black Manganese
oxides
6.5x4.5cm
Grotta Rame, Vallone stope, Capo Calamita, Isola d'Elba, Livorno.
Italy
Specimen n.73
Another photo:
bigger view
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Crysocolla
Intense colored crysocolla veins, amongst Manganese oxides in
compact vein
10.5x5cm
Grotta Rame, Vallone stope,
Capo Calamita, Isola d'Elba, Livorno. Italy
Specimen n.71 |
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Cuprian Melanterite
MicroXX of melanterite, known with the synonym term of pisanite
6x6cm
Vallone stope,
Capo Calamita, Isola d'Elba, Livorno. Italy
Specimen n.1321 |
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Cuprite
Small XX of cuprite (up to 0,1cm) partially damaged. Cuprite
is posted on deeply altered hedembergite
6x5cm
Grotta Rame, Vallone stope, Capo Calamita, Isola d'Elba, Livorno. Italy
Specimen n.145
Another photo:
a bigger view |
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Gypsum
Some transparent XX on matrix covered by globular black goethite (?).
XX edge up to 2cm
10.5x9.5cm
Vallone stope, Capo Calamita, Isola d'Elba, Livorno. Italy
Specimen n.111
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Gypsum
Yellow "fishtails" twins XX
10x5cm
Vallone stope, Capo calamita, Isola d'Elba, Livorno. Italy
Specimen n.147
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Goethite
Concretions of goethite
6.5x6cm
Macei stope, Capo Calamita mine, Isola d'Elba, Livorno. Italy
Specimen n.254
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Jarosite
On this piece of jasper (?), intensely
colored by very thin encrusting of irridescent goethite (3rd
photo),
there are a lot of amber-yellow coatings of minute XX of
jarosite, on both sides
6.5x6cm
Macei stope, Capo Calamita mine, Isola d'Elba, Livorno. Italy
Specimen n.865
Another photo: a
detail of jarosite
Another photo: a
bigger view |
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Malachite
Balls of malachite, up to 0.4cm wide, on black Manganese oxides matrix
(sometimes called wad, a generic term to define different
Manganese oxides/hydroxides)
7x6.5cm
Grotta Rame, Vallone stope, Capo Calamita, Isola d'Elba, Livorno. Italy
Specimen n.74
Another photo:
entire piece
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Malachite
Small acicular XX of malachite, on a mineralized matrix red colored
by iron oxides. Malachite is on front and back of piece, and there is a
portion with microcrystaline bright azurite
12x6cm
Grotta Rame, Vallone stope, Capo Calamita, Isola d'Elba, Livorno. Italy
Specimen n.310
Another photo:
detail with azurite
Another photo:
entire piece
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Malachite
Block of silicized rock with small vug filled with acicular XX of
malachite (detail in the 2nd photo)
9x8cm
Grotta Rame, Vallone stope, Capo Calamita, Isola d'Elba, Livorno. Italy
Specimen n.70
Another photo:
detail of piece
Another photo:
entire piece
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Malachite
Block of compact malachite with some acicular small XX inside little
cavities; this piece comes from a large vein with alternation between
malachite and intense blue azurite
8x5.5cm
Grotta Rame, Vallone stope, Capo Calamita, Isola d'Elba, Livorno. Italy
Specimen n.75 |
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Pyrite
Tipical pyritohedra XX, max edge 0.8cm, on magnetite
15x11cm
Vallone stope, Capo Calamita, Isola d'Elba, Livorno. Italy
Specimen n.11
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Rosasite
Blue-green spherules of what could be rosasite, as I have been
told by a collector, but I do not have analysis to demonstrate it. There
are other copper minerals (crysocolla, aurichalcite ?)
4.5x5cm
Grotta Rame, Vallone stope,
Capo Calamita, Isola d'Elba, Livorno. Italy
Specimen n.110
Another photo:
a detail |
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