mineral

Sphalerite with Galena and Calcite / Quartz display specimens

Zinc Iron Sulfide (Zn,Fe)S with Quartz (SiO2) / Aquamarine / Fluorite

The prominent background piece features banded layers of sphalerite, galena, and calcite/quartz capped with tiny sparkly druzy crystals. The foreground features a polished light green/teal mineral point (likely green fluorite, aquamarine, or polished quartz) and a dark polished sphere (smoky quartz/obsidian).…

Identified July 24, 2026More mineral →

Explore Sphalerite with Galena and Calcite / Quartz display specimens in the encyclopedia →

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Physical properties

Formation & geological history

Hydrothermal vein deposit where metallic sulfides crystallize in layers alongside carbonate and silicate minerals from hot, mineral-rich fluid solutions deep in the Earth's crust.

Uses & applications

Primary display specimens for mineral collectors, interior decor, and metaphysical collections.

Geological facts

Banded sulfide specimens like the layered piece in the background are often referred to as 'Schalenblende', formed by rapid precipitation of sphalerite, wurtzite, galena, and marcasite/pyrite in colloidal or hydrothermal conditions.

Field identification & locations

Identify by distinct color banding, metallic druzy cap, and high specific gravity (heavy weight relative to size). Common locations include famous deposits in Poland, Peru, Germany, and various western US mining districts.

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Sandstone (with potential mineral staining/concretions)

Arenite (SiO2 based)

sedimentary

Schist

Metamorphic

Sandstone with Mineral Veining or Crust

Sedimentary Sandstone (mostly SiO2 with Fe2O3 tinting)

sedimentary

Potassium Feldspar (Orthoclase)

Orthoclase (KAlSi3O8)

mineral

Gypsum (variety Selenite or Alabaster)

Calcium sulfate dihydrate (CaSO4·2H2O)

Mineral

Nephrite Jade

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Mineral/Rock