David K. Joyce

Brazil Minerals, Various

Here is an assortment of unusual Brazilian minerals, mostly from Pegmatite environments.

All prices in Canadian dollars. For payment in US$, deduct 21% or multiply by 0.79.

Click on any of the following thumbnails to view a larger image of the specimen.

Siderite, Quartz, Pyrrhotite, AlbiteBrazil Minerals, Various
  • Item #16768
  • Siderite, Quartz, Pyrrhotite, Albite
  • 7.7x4.8x3.4 cm
  • Largest Crystal Size: q-40mm, s-16mm
  • $160.00
  • Morro Velho Mine
  • Nova Lima, Minas Gerais
    Brazil
  • A sweet specimen showing sharp, discoidal siderite crystals associated with clear, colourless quartz crystals. These are sprinkled with tiny, sharp pyrrhotite crystals and some sharp clear albite crystals. Classic, long-closed mine!
QuartzBrazil Minerals, Various
  • Item #16771
  • Quartz
  • 11.0x9.2x6.0 cm
  • Largest Crystal Size: 106mm
  • $95.00

  • Brazil
  • A really nice-looking cluster of quartz crystals featuring one particularly one larger 100+mm long, and stout crystal. Displays very well!
QuartzBrazil Minerals, Various
  • Item #16772
  • Quartz
  • 10.8x7.1x7.5 cm
  • Largest Crystal Size: 10.5
  • $80.00

  • Brazil
  • A cluster of three stout, clear quartz crystals. Slight bruising. Diplays very well!
AlmeidaiteBrazil Minerals, Various
  • Item #17229
  • Almeidaite
  • 2.3x1.4x0.5 cm
  • Largest Crystal Size: as above
  • $60.00
  • Novo Horizonte
  • Bahia
    Brazil
  • A rough, thick tabular crystal of this rare Pb-Mn-Zn-Y-Ti Oxide mineral. This crystal is from the original find and one of a relatively few crystals that were recovered. It shows what appear to be dominant pinacoidal faces on each side and some other faces on the sides. Typical, crackled surface appearance. Rare! These are all that I have.
Greifensteinite, EosphoriteBrazil Minerals, Various
  • Item #17215
  • Greifensteinite, Eosphorite
  • 3.1x3.3x2.0 cm
  • Largest Crystal Size: gr-micro
  • $65.00
  • Taquaral Seco Mine
  • Itinga, Minas Gerais
    Brazil
  • Sharp, divergent greifensteinite crystals are on and between eosphorite crystals up to 1.5cm or so. Also tiny tufts of an unknown white acicular mineral. Excellent!
Greifensteinite, EosphoriteBrazil Minerals, Various
  • Item #17216
  • Greifensteinite, Eosphorite
  • 4.3x3.5x2.5 cm
  • Largest Crystal Size: gr-micro
  • $75.00
  • Taquaral Seco Mine
  • Itinga, Minas Gerais
    Brazil
  • Many sharp, greifensteinite crystals are between much larger eosphoritwe crystals on this microcline crystal section. Also some very nice tufts of an unknown mineral. Very nice!
Greifensteinite, Eosphorite, zanazziiteBrazil Minerals, Various
  • Item #17219
  • Greifensteinite, Eosphorite, zanazziite
  • 6.0x5.8x3.3 cm
  • Largest Crystal Size: x-micro
  • $85.00
  • Taquaral Seco Mine
  • Itinga, Minas Gerais
    Brazil
  • Lots of elongated eosphorite crystals on the front of this microcline, lepidolite matrix. The eosphorite crystals are partly encrusted with countless, excellent greifensteinite crystals. As WELL, there are clusters of superb, platy, slightly yellow zanazziite crystals here and there. Really nice specimen!
Greifensteinite, EosphoriteBrazil Minerals, Various
  • Item #17225
  • Greifensteinite, Eosphorite
  • 3.3x2.3x2.2 cm
  • Largest Crystal Size: g-1mm
  • $45.00
  • Ipe Mine
  • Governador Valadares, Minas Gerais
    Brazil
  • This specimen is a fully terminated quartz crystal on albite matrix. The termination of the quartz crystal is largely covered with eosphorite and balls of greifensteinite. There are also some needles of elbaite here and there on the piece. Interesting!
Quartz, DolomiteBrazil Minerals, Various
  • Item #20197
  • Quartz, Dolomite
  • 7.2x6.0x3.5 cm
  • Largest Crystal Size: 72mm
  • $125.00
  • Morro Velho
  • Nova Lima
    Minas Gerais, Brazil
  • A sweet specimen of lustrous, gemmy quartz with disc-like, sharp dolomite crystals. Small sulphide crystals are sprinkled here and there. Long closed mine. Displays well!
BerylBrazil Minerals, Various
  • Item #21479
  • Beryl
  • 10.7x7.5x7.0 cm
  • Largest Crystal Size: as above
  • $160.00
  • Minas Gerais
    Brazil
  • A very nice singly terminated beryl crystal showing a pinacoid termination, modified by at least a couple of pyramidal modifications. There are gemmy areas that can seen through the termination but most of the crystal is milky in the outer zones. Excellent example of beryl! R
EpidoteBrazil Minerals, Various
  • Item #22199
  • Epidote
  • 10.1x2.1x2.0 cm
  • Largest Crystal Size: 101mm
  • $85.00
  • Cappelinha
  • Minas Gerais
    Brazil
  • Just an exceptional, elongated crystal of dark-green, epidote from a modern Classic location. As you can see, the specimen consists of one larger, terminated crystal with a couple of smaller crystals attached. Very nice! r
Cubanite, Siderite, Dolomite, Albite, PyrrhotiteBrazil Minerals, Various
  • Item #22658
  • Cubanite, Siderite, Dolomite, Albite, Pyrrhotite
  • 9.5x6.3x8.0 cm
  • Largest Crystal Size: cub-5mm
  • $325.00
  • Morro Velho Mine
  • Minas Gerais
    Brazil
  • An excellent specimen from this old, long closed mine. It is a cluster of siderite and dolomite crystals that is speckled with many pyrrhotite crystals and a number, at least eight or more sharp, beautiful cubanite crystals. There is also one large quartz crystal and a nice bladed white albite crystal. Excellent!
KyaniteBrazil Minerals, Various
  • Item #22697
  • Kyanite
  • 9.5x4.9x3.1 cm
  • Largest Crystal Size: 85mm
  • $75.00
  • Barra do Salinas
  • Minas Gerais
    Brazil
  • Pretty cool sopecimen of deep blue kyanite prisms with colour variation across the width. Nicely striated with a little quartz between the crystals. Looks great!
Eosphorite, RischeriteBrazil Minerals, Various
  • Item #22721
  • Eosphorite, Rischerite
  • 4.9x2.0x1.5 cm
  • Largest Crystal Size: 3mm
  • $40.00
  • Taquaral
  • Minas Gerais
    Brazil
  • One side of this quartz shard is encrusted with many sharp eosphorite crystals which have a crust of small roscherite crystals, particularly on the right side of the childrenite group. Not a common phosphate mineral!
BrazilianiteBrazil Minerals, Various
  • Item #22722
  • Brazilianite
  • 6.8x2.9x2.8 cm
  • Largest Crystal Size: as above
  • $65.00
  • Conselheiro Pena
  • Minas Gerais
    Brazil
  • A large brazilianite crystal from one of the most famous brazilianite localities. The crystal has very good faces on three sides but more frosted faces on the other sides where it grew in contact with other minerals. Nice termination!
SideriteBrazil Minerals, Various
  • Item #22730
  • Siderite
  • 6.2x4.5x3.0 cm
  • Largest Crystal Size: 18mm
  • $35.00
  • Morro Velho Mine
  • Nova Lima, M.G.
    Brazil
  • Sharp, discoidal siderite crystals and smaller similarly shaped dolomite crystals speckled with small pyrrhotite crystals make up this specimen. This old gold mine is long-closed!