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Copper.
CL11AL3: Copper
A very aerial tree-like floater aggregate composed of slightly elongated rhombododecahedral crystals of Copper with pronounced curved edges.
The specimen comes from the Carles Curto collection (no. 1976.46), whose label and information sheet we will send to the buyer.
Eagle Harbor, Keweenaw County, Michigan  USA (±1976)
Specimen size: 2.6 × 1.7 × 0.8 cm = 1.02” × 0.67” × 0.31”

Price: €65 / US$76 / JPY8080 / AUD$100
Copper.
EF13AK4: Copper
Very aerial dendritic growths, on matrix, of deformed native Copper crystals partially covered by small white Quartz crystals.
The specimen is from the Christian Mondeilh collection, whose label we will send to the buyer.
Bou Nahas Mine, Oumjrane mining area, Alnif, Tinghir Province, Drâa-Tafilalet Region  Morocco (2014)
Specimen size: 6.6 × 5.5 × 3.6 cm = 2.60” × 2.17” × 1.42”

Price: €70 / US$82 / JPY8700 / AUD$110
Copper.
EK12AH7: Copper
Arborescent growths of slightly deformed cubo-octahedral crystals with very well defined faces and edges and on matrix. The sample is from a locality that is not well known by collectors.
Cobriza Mine, Churcampa, San Pedro de Coris District, Churcampa Province, Huancavelica Department  Peru (01-03/2014)
Specimen size: 3.9 × 3.3 × 2.2 cm = 1.54” × 1.30” × 0.87”

Price: €70 / US$82 / JPY8700 / AUD$110
Copper.
CE16AL3: Copper
Floater group of Copper crystals with an unusual cubic habit, beveled by the rhombododecahedron. The specimen comes from a classic Australian deposit.
The specimen comes from the Carles Curto collection (no. 2007.09), whose label and information sheet we will send to the buyer.
Boddington Mine, Boddington, Peel, Western Australia  Australia
Specimen size: 5.6 × 5.3 × 2.7 cm = 2.20” × 2.09” × 1.06”

Main crystal size: 0.1 × 0.1 cm = 0.04” × 0.04”

Price: €110 / US$129 / JPY13680 / AUD$180
Copper.
1M26: Copper
Arborescent growths of native Copper with some crystals having defined edges and rhombododecahedron faces.
Copper Harbor, Lake Superior, Keweenaw County, Michigan  USA
Specimen size: 5.2 × 4.2 cm = 2.05” × 1.65”

Price: €120 / US$141 / JPY14920 / AUD$190
Copper.
TA76AE8: Copper
A novelty at Tucson 2017. Dendritic aggregate of elongated octahedral crystals, with parallel growths and slight curvatures on the edges. It is from a locality not yet well known for collectible Copper samples.
Acari Mine, Caraveli Province, Arequipa Department  Peru (2015)
Specimen size: 5.8 × 3.4 × 2 cm = 2.28” × 1.34” × 0.79”

Price: €170 / US$200 / JPY21140 / AUD$270
Copper.
GA96AK5: Copper
Very aerial arborescent growth of native Copper crystals with defined faces and edges, some of them perfectly profiled, on matrix.
The sample is from the Casado Margolles collection (No. V 35), whose file we will send to the buyer.
Keweenaw County, Michigan  USA
Specimen size: 4.9 × 2.7 × 2.8 cm = 1.93” × 1.06” × 1.10”

Price: €190 / US$223 / JPY23630 / AUD$310
Copper.
TL27AE8: Copper
A novelty at Tucson 2017. Dendritic aggregate of elongated octahedral crystals with parallel growths and slight curvatures on the edges. It is from a locality not yet well known for collectible Copper samples.
Acari Mine, Caraveli Province, Arequipa Department  Peru (2015)
Specimen size: 7.6 × 2.6 × 0.9 cm = 2.99” × 1.02” × 0.35”

Price: €220 / US$259 / JPY27360 / AUD$360
Copper.
TX71AL3: Copper
Arborescent growth of very aerial and individual crystals of Copper with curvatures on the faces and edges.
Cliff Mine, Phoenix, Keweenaw County, Michigan  USA
Specimen size: 11 × 5.6 × 2.3 cm = 4.33” × 2.20” × 0.91”

Price: €640 / US$754 / JPY79600 / AUD$1040
Copper.
TF66AH5: Copper
Dendritic growth with a clearly dominant crystal of a good size, with the well-developed faces of the dodecahedron and the octahedron.
We’ll send the sample in its original Perkin’s box from the R.J. Noble collection, also containing the collection label in which it appears that it had previously been in the “Bunk” Melanson collection.
Franklin Mine, Franklin, Houghton County, Michigan  USA
Specimen size: 2.7 × 2.2 × 1.6 cm = 1.06” × 0.87” × 0.63”

Main crystal size: 1.9 × 1.9 cm = 0.75” × 0.75”

Price: €850 / US$1001 / JPY105720 / AUD$1390
Copper.
MV66AM0: Copper
Floater group of very well defined dodecahedral crystals, bright and of good size, with fine alignments formed by the recrystallization of very shiny Copper microcrystals. With a little matrix and casts of vanished Quartz crystals. An American classic, a high quality miniature.
Keweenaw County, Michigan  USA
Specimen size: 2.7 × 2.2 × 2.2 cm = 1.06” × 0.87” × 0.87”

Price: €1100 / US$1296 / JPY136810 / AUD$1800
Copper.
TB86AL6: Copper
Very aerial dendritic aggregate of rhombododecahedral Copper crystals on matrix, slightly deformed in the growth process but with very well defined faces and edges. Excellent specimen, very elegant and large. An American classic.
Keweenaw Peninsula, Michigan  USA
Specimen size: 20.5 × 15 × 6.7 cm = 8.07” × 5.91” × 2.64”

Price: €1800 / US$2121 / JPY223880 / AUD$2950
Copper.
MF70Q1: Copper
Very aerial group of crystals better formed than usual, some of them with very well defined crystalline forms, of good size and luster.
Central Mine, Central, Keweenaw County, Michigan  USA
Specimen size: 3.3 × 3.1 × 1.5 cm = 1.30” × 1.22” × 0.59”

Price: €480 / US$565 / JPY59700 / AUD$780
Copper.
TK69L5: Copper
A classic specimen from a classic locality. Dendritic growth of crystals of considerable size, elongated, with some well defined faces. Nice floater.
Houghton County, Michigan  USA
Specimen size: 10.6 × 8.2 × 2 cm = 4.17” × 3.23” × 0.79”

Price: €460 / US$542 / JPY57210 / AUD$750
Copper.
TF86H5: Copper
Excellent crystallization clearly showing the faces of the dodecahedron, even considering the typical deformation and elongation of crystals.
The sample is from an old collection of Northwestern University and we’ll include the label.
Keweenaw County, Michigan  USA
Specimen size: 6 × 3.6 × 3.4 cm = 2.36” × 1.42” × 1.34”

Price: €185 / US$218 / JPY23010 / AUD$300
Copper (neoformed).
ET86AF7: Copper (neoformed)
Aggregate of deformed and rounded crystals. A curious growth that is the result of the removal of copper during the mining in which the copper recrystallizes sometimes acquiring the shapes of the objects and machines it has grown on.
In other words, this copper has been formed naturally but is "neoformed" since its origin may be due to human activity in an old abandoned mine.
Zlaté Hory, Olomouc Region, Moravia  Czech Republic (04/2014)
Specimen size: 8.4 × 5.3 × 3.1 cm = 3.31” × 2.09” × 1.22”

Main crystal size: 1.2 × 1.2 cm = 0.47” × 0.47”

Price: €160 / US$188 / JPY19900 / AUD$260
Copper (neoformed).
EX27AF7: Copper (neoformed)
Aggregate of deformed and rounded crystals. A curious growth that is the result of the removal of copper during the mining in which the copper recrystallizes sometimes acquiring the shapes of the objects and machines it has grown on.
In other words, this copper has been formed naturally but is "neoformed" since its origin may be due to human activity in an old abandoned mine.
Zlaté Hory, Olomouc Region, Moravia  Czech Republic (04/2014)
Specimen size: 12.2 × 7.2 × 3.5 cm = 4.80” × 2.83” × 1.38”

Price: €220 / US$259 / JPY27360 / AUD$360
Copper after Cuprite and with Cuprite.
TA89S0: Copper after Cuprite and with Cuprite
A novelty at Tucson 2011. Group of very well developed crystals of native Copper, some of them perimorphs after Cuprite and coated by aggregates of octahedral crystals of the same species that are very bright and with slightly curved faces and edges.
Poteryaevskoe Mine, block 2-1, ↓100 m., Rubtsovsky District, Altai Krai  Russia (20-25/11/2010)
Specimen size: 6.8 × 6.2 × 3.4 cm = 2.68” × 2.44” × 1.34”

Main crystal size: 0.9 × 0.6 cm = 0.35” × 0.24”

Price: €480 / US$565 / JPY59700 / AUD$780
Copper with Calcite.
TV46AJ8: Copper with Calcite
Very aerial dendritic native Copper growths on matrix with aggregates of complex Calcite crystals that are translucent, bright, and have a pale pink color. This association of native Copper and well crystallized Calcite is known but rare at Keweenaw.
The sample is from the American mineral dealer Al McGuinness whose label we will send to the buyer.
Keweenaw Copper District, Ontonagon County, Michigan  USA
Specimen size: 11.4 × 7.5 × 5.1 cm = 4.49” × 2.95” × 2.01”

Price: €1250 / US$1473 / JPY155470 / AUD$2050
Copper with Calcite and Malachite.
MV37AJ6: Copper with Calcite and Malachite
Surely this ample offers the most classic image of what a native Copper sample should be, with delicate and very well balanced arborescent growths of crystals with rounded faces and edges and with the precise matrix to give it the necessary esthetic character.
Manto Cuba Mine, San Pedro de Cachiyuyo, Inca de Oro, Chañaral Province, Atacama Region  Chile
Specimen size: 7 × 4.5 × 3.4 cm = 2.76” × 1.77” × 1.34”

Price: €220 / US$259 / JPY27360 / AUD$360
Copper with Cuprite.
TT73AF0: Copper with Cuprite
Dendritic Copper crystals that are very elongated and bright with well-defined faces and edges with very visible spinel law twinning. They are partially coated by reddish Cuprite.
The sample is with an old Copper City Rock Shop label that we’ll send to the buyer.
Ray Mines, Scott Mountain area, Mineral Creek District, Dripping Spring Mountains, Pinal County, Arizona  USA
Specimen size: 9 × 5.2 × 4.3 cm = 3.54” × 2.05” × 1.69”

Price: €840 / US$990 / JPY104470 / AUD$1370
Copper with Cuprite.
EM96AA5: Copper with Cuprite
Very aerial dendritic growth of elongated and flattened Copper crystals showing very well defined Spinel-law twins and partially coated by cubo-octahedral Cuprite crystals. An excellent American classic.
Ray Mines, Scott Mountain area, Mineral Creek District, Dripping Spring Mountains, Pinal County, Arizona  USA
Specimen size: 3.8 × 3.1 × 0.8 cm = 1.50” × 1.22” × 0.31”

Main crystal size: 1.4 × 0.3 cm = 0.55” × 0.12”

Price: €190 / US$223 / JPY23630 / AUD$310
Copper with Cuprite and Silver.
VF99AI8: Copper with Cuprite and Silver
Native Copper crystals that have very well defined faces and edges with the dominant octahedral form, very bright, associated with groups of octahedral Cuprite crystals that have coatings of Silver.
The sample is from the Jordi Vilallonga collection.
Poteryaevskoe Mine, block 2-1, ↓100 m., Rubtsovsky District, Altai Krai  Russia (06-08/2008)
Specimen size: 5 × 3.2 × 2.7 cm = 1.97” × 1.26” × 1.06”

Price: €460 / US$542 / JPY57210 / AUD$750
Copper with Cuprite, Calcite and Malachite.
TJ87AF6: Copper with Cuprite, Calcite and Malachite
Arborescent growth of native Copper crystals on matrix, with small octahedral Cuprite crystals which are very bright and intensely red. The Copper has coatings of Calcite and Malachite.
The sample is from the Vallecillo collection, Madrid.
Tsumeb Mine, Tsumeb, Otjikoto Region  Namibia
Specimen size: 9.5 × 6.3 × 3.8 cm = 3.74” × 2.48” × 1.50”

Main crystal size: 0.8 × 0.7 cm = 0.31” × 0.28”

Price: €250 / US$294 / JPY31090 / AUD$410
Copper with Quartz.
EB66AK9: Copper with Quartz
Outstanding double arborescent growth of deformed and flattened copper crystals, three-dimensional and sharp on the octahedral terminations, in a crystalline Quartz matrix.
The specimen is from the Christian Mondeilh collection (No. 0755/2014), whose label we will send to the buyer.
Bou Nahas Mine, Oumjrane mining area, Alnif, Tinghir Province, Drâa-Tafilalet Region  Morocco (2014)
Specimen size: 13.2 × 6.8 × 4.3 cm = 5.20” × 2.68” × 1.69”

Price: €170 / US$200 / JPY21140 / AUD$270

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