Pyritized Ammonite From Moscow, Russia    A slice of a fossilized pseudomorphic ammonite that has been replaced molecule by molecule by metallic pyrite with iridescent luster on the outer surfaces with exposed chambers that are now lined with metallic pyrite crystals.  9 lbs, 12 x 11 x 1.5 inches

Lustrous single crystal of pyrite with yellow-metallic color. The pyrite crystal is an unusual asymmetric shape that is apparently a combination of cubic, dodecahedral and octahedral crystal forms.   158.3 grams, 1.25 x 1.25 x 1.25 inches

From Alimon Mine, Huaron, Cerro de Pasco, Peru   Large formation of metallic chalcopyrite crystals overgrown on lustrous jet black sphalerite accented by small flat rhombic calcite crystals and yellow metallic pyrite crystals.   4 lbs, 5.5 x 2 x 5 inches

From Moscow, Russia      A slice of a fossilized pseudomorphic ammonite that has been replaced molecule by molecule by metallic pyrite with iridescent luster on the outer surfaces with exposed chambers that are now lined with metallic pyrite crystals.    6 lbs, 10 x 9.5 x 1.5 inches

From Navajun, Spain   Large rectangular shaped pyrite crystal with rich golden color and metallic mirror luster fully exposed on basalt matrix.   6.5 lbs, 7 x 5 x 5 inches

Beautiful cluster of lustrous yellow-metallic pyrite crystals. The pyrite crystals are mostly cubic form with pyritohedral edge faces.    53.1 grams, 2 x 1.5 x 1 inches

Lustrous single crystal of pyrite with yellow-metallic color. The pyrite crystal is an unusual asymmetric shape that is apparently a combination of cubic, dodecahedral and octahedral crystal forms.   621.2 grams, 3.25 x 2.5 x 2 inches

Lustrous single crystal of pyrite with yellow-metallic color. The pyrite crystal is an unusual asymmetric shape that is apparently a combination of cubic, dodecahedral and octahedral crystal forms.   98.4 grams, 1.75 x 1.5 x 1 inches

Large single crystal of cubic pyrite perched atop a basalt matrix. The pyrite crystal varies in measurement, its a perfect 3d cube with smooth metallic mirror luster faces.   3 lbs, 5.5 x 4 x 5 inches

Spherical cluster of lustrous yellow-metallic pyrite crystals fully crystallized on all faces except with quartz crystals. The pyrite crystals are cubic form with pyritohedral edge faces.   109.8 grams, 1.75 x .75 x 1.5 inches

Lustrous single crystal of pyrite with yellow-metallic color. The pyrite crystal is an unusual asymmetric shape that is apparently a combination of cubic, dodecahedral and octahedral crystal forms.   158.3 grams, 1.25 x 1.25 x 1.25 inches

From Huanzala Mine, Huanuco Province, PeruA classic and very attractive specimen of rich golden Pyrite crystals in an intersecting complex cluster with sharp cubic formation and highly reflective metallic mirror luster faces with light striations.   2.2 lbs, 4 x 2 x 3 inches

Pyritized Ammonite From Moscow, Russia    A slice of a fossilized pseudomorphic ammonite that has been replaced molecule by molecule by metallic pyrite with iridescent luster on the outer surfaces with exposed chambers that are now lined with metallic pyrite crystals.  9 lbs, 12 x 12 x 1.5 inches

Lustrous pyrite and hematite intergrown in layers. The pyrite crystal is an unusual asymmetric shape that is apparently a combination of cubic, dodecahedral and octahedral crystal forms.   174.1 grams, 2 x 1.5 x 1.5 inches

Lustrous single crystal of pyrite with yellow-metallic color. The pyrite crystal is an unusual asymmetric shape that is apparently a combination of cubic, dodecahedral and octahedral crystal forms.   69.4 grams, 1.5 x 1 x 1 inches

Lustrous single crystal of pyrite with yellow-metallic color. The pyrite crystal is an unusual asymmetric shape that is apparently a combination of cubic, dodecahedral and octahedral crystal forms.   94.1 grams, 1.5 x 1.25 x 1 inches

Lustrous yellow-metallic pyrite crystal overgrown with calcite and hematite. The pyrite crystal is an unusual asymmetric shape that is apparently a combination of cubic, dodecahedral and octahedral crystal forms.   111.2 grams, 2 x 1.75 x 1 inches

Spherical cluster of lustrous yellow-metallic pyrite crystals fully crystallized on all faces except with quartz crystals. The pyrite crystals are cubic form with pyritohedral edge faces.   169.2 grams, 2 x 2 x 1.5 inches

From Navajun, Spain Large single crystal of cubic pyrite perched atop a basalt matrix. The pyrite crystal measures 2 x 2 inches , its a perfect 3d cube with smooth metallic mirror luster faces.   7.5 lbs, 8 x 6 x 5 inches

From Merelani Hills, Lelatema Mts, Simanjiro District, Manyara Region, TanzaniaExtremely rare specimen of a large metallic luster pyrite crystal. It has a super high reflective mirror luster, fully crystallized. Exhibit very unusal complex forms showing pyritohedral, dodecahedral, diploid and octahedral faces. Rare to come across a specimen thie large in...

From Mina Ampliación a Victoria, Navajún, La Rioja, SpainA large stacking cluster of intergrown cubic crystals of pyrite. The crystals has sharp terminations with smooth satin faces with a metallic mirror luster. The La Rioja region of Spain is famous for its bright golden  perfect cubical pyrite crystals.   2.10...

Large 1.5 inch metallic lustrous cubic Spanish Pyrite crystal on matrix. This specimen has sharp, well-defined terminations where the crystal faces are smooth with a metallic mirror luster. This Pyrite is from Victoria Mine, Navajún, La Rioja, Spain and is in pristine condition. 1.25 lbs, 3.25'' x 3'' x 2.5''

Pyritized Ammonite From Moscow, Russia    A slice of a fossilized pseudomorphic ammonite that has been replaced molecule by molecule by metallic pyrite with iridescent luster on the outer surfaces with exposed chambers that are now lined with metallic pyrite crystals.  9 lbs, 12 x 12 x 1.5 inches

Pyritized Ammonite From Moscow, Russia    A slice of a fossilized pseudomorphic ammonite that has been replaced molecule by molecule by metallic pyrite with iridescent luster on the outer surfaces with exposed chambers that are now lined with metallic pyrite crystals.  9 lbs, 12 x 12 x 1.5 inches

From Rio Marina, Elba Island, Livorno Province, Tuscany, ItalyLustrous combination of well defined pyritohedral crystal of pyrite on hematite matrix. Undamaged specimen with fully terminated crystal faces. These specimens are highly desired by collectors and are becoming much harder to find. Classic old European specimen.   4 lbs, 5 x...

AAA-quality polished pyrite sphere from Peru. This mineral's metallic luster and pale brass-yellow hue gives it a superficial resemblance to gold. Each piece is polished to a high mirror finish with mesmerizing crystal pockets revealing its natural crystallized cubic formation. Pyrite is a very protective stone, shielding the user from negative...

From Huanzala Mine, Huallanca District, Huanuco Department, Peru Beautiful Lustrous golden metallic Pyrite crystals with well defined octahedral crystal form modified with pyritohedral corner faces.  275.7 grams, 3 x 2.25 x 2 inches

Large 2.5 inch metallic lustrous cubic Spanish Pyrite crystal on matrix. This specimen has sharp, well-defined terminations where the crystal faces are smooth with a metallic mirror luster. This Pyrite is from Victoria Mine, Navajún, La Rioja, Spain and is in pristine condition. 29.2 lbs, 11.5 x 10.5 x 7.5 inches

From Huanzala Mine, Huallanca District, Huanuco Department, Peru   Large cabinet specimen of metallic mirror luster golden pyrite cubic scattered across a blocky cluster of stark white albite crystals.   6.8 lbs, 7.5 x 4 x 6 inches

AAA-quality polished Pyrite heart from Peru. This mineral's metallic luster and pale brass-yellow hue gives it a superficial resemblance to gold. This piece is polished to a high mirror finish with mesmerizing crystal pockets revealing its natural crystallized cubic formation. Pyrite is a very protective stone, shielding the user from...

AAA-quality polished Pyrite heart from Peru. This mineral's metallic luster and pale brass-yellow hue gives it a superficial resemblance to gold. This piece is polished to a high mirror finish with mesmerizing crystal pockets revealing its natural crystallized cubic formation. Pyrite is a very protective stone, shielding the user from...

From Daye Mine, Hubei Province, China   Large metallic mirror luster intergrown cubes of golden pyrite on quartz and pyrite enriched matrix lined with tabular  translucent quartz crystals. Custom acrylic display stand included.   388 grams, 4 x 1 x 4.5 inches

Large single crystal of cubic pyrite perched atop a basalt matrix. The pyrite crystal varies in measurement, its a perfect 3d cube with smooth metallic mirror luster faces.   4.2 lbs, 6.75 x 4 x 3 inches

Dachang Sn-polymetallic ore field, Nandan Co., Hechi Prefecture, Guangxi Zhuang Autonomous Region, ChinaLarge unusual rhombic crystal of translucent calcite with striations outlining the termination coated with a powdering of sparkly microcrystals of pyrite. The calcite faces are highly lustrous.   6 lbs, 7 x 3 x 4.5 inches

From Huanzala Mine, Huallanca District, Huanuco Department, Peru Brilliant cluster of large pyramid shaped pyrite crystals. The pyrite crystals are octahedral with dodecahedral edge modifications. Very clean.   8.5 lbs, 7 x 5 x 5 inches

Dachang Sn-polymetallic ore field, Nandan Co., Hechi Prefecture, Guangxi Zhuang Autonomous Region, ChinaLarge unusual rhombic crystal of translucent calcite with striations outlining the termination coated with a powdering of sparkly microcrystals of pyrite. The calcite faces are highly lustrous.   2.5 lbs, 5.5 x 2.5 x 5 inches