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Mineral specimens search results for [ Arsenopyrite-Marcasite ]Page bottom

Arsenopyrite-Marcasite with Calcite and Muscovite.
NE58AB5: Arsenopyrite-Marcasite with Calcite and Muscovite
Aggregate of complete and sharp epitaxial Arsenopyrite-Marcasite crystals that have cockscomb shaped polycrystalline growths. They are very bright and are on matrix, with small white Calcite crystals and leafy Muscovite aggregates.
Minas da Panasqueira, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Cova da Beira, Centro  Portugal (2004)
Specimen size: 11.7 × 6 × 3.8 cm = 4.6” × 2.4” × 1.5”

Price: Euro:330 / US$388 / Yen:43850 / AUD$510
Arsenopyrite-Marcasite with Muscovite.
AX86Y8: Arsenopyrite-Marcasite with Muscovite
Very bright and sharp parallel growths of transitional Arsenopyrite-Marcasite with leafy Muscovite aggregates.
Minas da Panasqueira, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Cova da Beira, Centro  Portugal (1987-2013)
Specimen size: 5.5 × 5.4 × 3.7 cm = 2.2” × 2.1” × 1.5”

Main crystal size: 1.5 × 1 cm = 0.6” × 0.4”

Price: Euro:180 / US$212 / Yen:23910 / AUD$280
Arsenopyrite-Marcasite with Quartz with inclusions and Muscovite.
AH90Z0: Arsenopyrite-Marcasite with Quartz with inclusions and Muscovite
Fan-like aggregates with a first metallic-gray growth phase of Arsenopyrite that progressively passes to a second phase of very sharp Arsenopyrite-Marcasite crystals, with a very clear and bright Quartz crystal, rich in inclusions, and with small leafy Muscovite aggregates.
Minas da Panasqueira, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Cova da Beira, Centro  Portugal (1987-2013)
Specimen size: 9.4 × 9.4 × 5.5 cm = 3.7” × 3.7” × 2.2”

Price: Euro:580 / US$683 / Yen:77070 / AUD$900
Arsenopyrite-Marcasite with Siderite and Muscovite.
MZ27AE7: Arsenopyrite-Marcasite with Siderite and Muscovite
Metallic gray prismatic Arsenopyrite crystals that are very bright, some of them doubly terminated, and have parallel epigenetic Marcasite growth with greenish color. They are on matrix, with small tabular Siderite crystals and leafy Muscovite aggregates.
Minas da Panasqueira, level 0, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Cova da Beira, Centro  Portugal
Specimen size: 7.3 × 6.9 × 3.8 cm = 2.9” × 2.7” × 1.5”

Main crystal size: 2 × 1.2 cm = 0.8” × 0.5”

Price: Euro:220 / US$259 / Yen:29230 / AUD$340
Epitactic Arsenopyrite-Marcasite with Calcite, Siderite and Chalcopyrite.
TP88P3: Epitactic Arsenopyrite-Marcasite with Calcite, Siderite and Chalcopyrite
Epitactic growths of very well defined crystals of Marcasite, with excellent luster, on prismatic crystals of Arsenopyrite and with thin coatings of small crystals of Siderite in some areas.
Minas da Panasqueira, level 2, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Cova da Beira, Centro  Portugal (1997)
Specimen size: 13 × 8.2 × 6.2 cm = 5.1” × 3.2” × 2.4”

Price: [SOLD]
Epitactic Arsenopyrite-Marcasite with Pyrite.
RF96N4: Epitactic Arsenopyrite-Marcasite with Pyrite
Multiple parallel growths of Arsenopyrite and Marcasite of very sharp and well defined forms, epigenetic on Pyrite.
Minas da Panasqueira, level 2, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Cova da Beira, Centro  Portugal (±1982)
Specimen size: 7.8 × 6.9 × 5.2 cm = 3.1” × 2.7” × 2.0”

Main crystal size: 1.8 × 1.8 cm = 0.7” × 0.7”

Price: [SOLD]
Epitactic Arsenopyrite-Marcasite with Siderite, Calcite and Muscovite.
TG69X8: Epitactic Arsenopyrite-Marcasite with Siderite, Calcite and Muscovite
Epitaxial Marcasite on parallel growths of sharp Arsenopyrite crystals showing the so-called “key” shape. They are on matrix, with small white Calcite crystals, small Siderite crystals and leafy Muscovite aggregates.
Minas da Panasqueira, level 2, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Cova da Beira, Centro  Portugal (1997)
Specimen size: 13.7 × 10.7 × 8.2 cm = 5.4” × 4.2” × 3.2”

Price: [SOLD]
Quartz with Arsenopyrite and Muscovite.
DD36AF8: Quartz with Arsenopyrite and Muscovite
Two clear and bright Quartz crystals that have some inclusions and are on matrix with small leafy Muscovite crystals and a very aerial group of very sharp and bright Arsenopyrite-Marcasite crystals.
The sample is, very probably, one of the latest to be incorporated in the Daunis collection by Daunis’ wife Maria. We’ll send to the buyer an old commercial label that is with the sample.
Minas da Panasqueira, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Cova da Beira, Centro  Portugal
Specimen size: 7.2 × 4.9 × 3.5 cm = 2.8” × 1.9” × 1.4”

Main crystal size: 6 × 1.6 cm = 2.4” × 0.6”

Price: Euro:130 / US$153 / Yen:17270 / AUD$200

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