Native Copper & Chrysocolla Crystal from Indonesia

This Native Copper & Chrysocolla Crystal from Indonesia is a mineral specimen showcasing secondary copper zone mineralization. Sourced from the volcanic and tectonic deposits of Indonesia, this piece captures the geological environment where elemental native copper precipitated alongside a matrix of chrysocolla, a hydrous copper silicate. The specimen exhibits a natural contrast between the submetallic luster of the branching copper filaments and the opaque, sky-blue to deep teal body of the surrounding silicate. This striking mineral association makes the material an important reference piece for collectors who track metal-bearing mineral zones.

The unpolished, raw structural habit of this Native Copper & Chrysocolla Crystal from Indonesia provides a clear look at hydrothermal deposition. As oxygenated groundwater interacted with primary copper sulfides, it altered the host rock to create these secondary mineral structures. The native copper displays dendritic configurations or localized metallic veins that slice directly through the blue and green mineral zones. In some areas, the chrysocolla has undergone natural silicification, which increases the average density of the specimen and gives the colorful matrix a light, natural sheen.

This Native Copper & Chrysocolla Crystal from Indonesia is kept in its raw state, retaining the rugged contours, jagged edges, and crystal growth cavities characteristic of its locality. Because this is an unaltered earth product, the ratio of metallic copper to copper silicate varies across the specimen, ensuring a completely individual arrangement of mineral phases. It serves as an informative educational display piece for mineralogy studies or as a high-contrast addition to a systematic cabinet collection. Every order is packaged with heavy-duty padding to protect the delicate metallic filaments and colorful silicate boundaries during transit.  

Includes pictured display stand

Weight: 0.75lb / 338g

Size: 5in x 3in x 1in