David K. Joyce Minerals

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 19% or multiply by 0.81.

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

AnataseBrazil Minerals, Various
  • Item #15783
  • Anatase
  • 2.0x0.8x0.6 cm
  • Largest Crystal Size: as above
  • $25.00
  • Datas
  • Minas Gerais
    Brazil
  • A uniquely shaped, sharp, excellent anatase crystal. Really elegant!
AnataseBrazil Minerals, Various
  • Item #15784
  • Anatase
  • 2.0x0.7x0.5 cm
  • Largest Crystal Size: as above
  • $25.00
  • Datas
  • Minas Gerais
    Brazil
  • Here is a unique crystal! An interesting, long, tapered anatase crystal. Unusual morphology!
RutileBrazil Minerals, Various
  • Item #15901
  • Rutile
  • 2.1x0.8x0.7 cm
  • Largest Crystal Size: as above
  • $25.00
  • Diamantina
  • Minas Gerais
    Brazil
  • A sharp, lustrous (as only rutile can be!) doubly terminated rutile crystal from a classic locality!
RutileBrazil Minerals, Various
  • Item #15902
  • Rutile
  • 2.9x0.8x0.7 cm
  • Largest Crystal Size: as above
  • $25.00
  • Diamantina
  • Minas Gerais
    Brazil
  • A gorgeous, doubly terminated, lustrous rutile crystal!
RutileBrazil Minerals, Various
  • Item #15903
  • Rutile
  • 2.7x0.9x0.8 cm
  • Largest Crystal Size: as above
  • $30.00
  • Diamantina
  • Minas Gerais
    Brazil
  • This doubly terminated crystal has interrupted but terminated growth on one side and a few small quartz crystals attached to the back. Lustrous!
RutileBrazil Minerals, Various
  • Item #15904
  • Rutile
  • 2.5x0.8x0.6 cm
  • Largest Crystal Size: as above
  • $20.00
  • Diamantina
  • Minas Gerais
    Brazil
  • This crystal technically is doubly terminated but the lower termination is kind of shaggy, having intergrown with another mineral. It is lustrous and interesting!
RutileBrazil Minerals, Various
  • Item #15906
  • Rutile
  • 2.2x1.1x0.9 cm
  • Largest Crystal Size: as above
  • $20.00
  • Diamantina
  • Minas Gerais
    Brazil
  • A stout, singly terminated. lustrous rutile crystal. A very good example of this mineral from a classic locality!
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!
Muscovite MicaBrazil Minerals, Various
  • Item #19245
  • Muscovite Mica
  • 9.5x6.6x5.2 cm
  • Largest Crystal Size: 22mm
  • $95.00
  • Itatiaia Conselhero Pena

  • Minas Gerais, Brazil
  • We usually think of mica as relatively uninteresting mineral. Not this mica! This a beautiful cluster of muscovite mica from a well known pegmatite area. Displays very well!
TopazBrazil Minerals, Various
  • Item #19186
  • Topaz
  • 9.2x7.1x4.8 cm
  • Largest Crystal Size: as above
  • $180.00
  • Nova Era
  • Minas Gerais
    Brazil
  • A wonderful,, gemmy topaz crystal with a light green tint. This crystal is actually doubly terminated on the left side while the right is whare it was attached to another crystal. Nice faces! A couple of small dings on the upper right of the termination. Nice crystal from a classic Topaz area!
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!
MicroliteBrazil Minerals, Various
  • Item #17224
  • Microlite
  • 4.2x3.6x1.7 cm
  • Largest Crystal Size: 1.5mm
  • $85.00
  • Ipe Mine
  • Governador Valadares, Minas Gerais
    Brazil
  • This piece is mostly composed of microlite and is covered with microlite crystals. The crystals are particularly good in the cavities and interstices all around the specimen. There are tufts of a pure white acicular, unknown mineral also in the cavities. Nice!
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!
MicroliteBrazil Minerals, Various
  • Item #17227
  • Microlite
  • 2.8x2.1x1.0 cm
  • Largest Crystal Size: 1mm
  • $45.00
  • Ipe Mine
  • Governador Valadares, Minas Gerais
    Brazil
  • A fragment of solid, orange microlite that is covered with microlite crystals. The crystals are especially nice in the interstices where they are protected and associated with white tufts of an acicular white unknown mineral.
Hematite Brazil Minerals, Various
  • Item #19292
  • Hematite
  • 3.5x2.8x2.4 cm
  • Largest Crystal Size: 20mm
  • $35.00
  • Congonhas
  • Minas Gerais
    Brazil
  • Really nice cluster of blocky hematite crystals, showing complex crystal forms and high, sub-metallic luster. Very nice!