2.3" Calcite Crystal Phantom Inside Calcite Regrowth - Missouri

This is a honey colored calcite crystals, coated in a slightly frosted calcite regrowth that continued to maintain its rhombohedral point, through formation. When shining a light behind the specimen, the phantom becomes easily noticeable.

About Calcite Crystals

Calcite crystals are a form of calcium carbonate (CaCO₃) known for their diverse shapes, transparency, and vibrant range of colors. They typically form in rhombohedral, scalenohedral, or prismatic shapes, often with well-defined, sharp edges and glossy surfaces. Calcite crystals are often translucent or transparent, sometimes displaying a double refraction effect where objects viewed through the crystal appear doubled. They can appear in various colors—white, clear, yellow, pink, blue, green, and orange—depending on impurities or trace minerals.

A notable characteristic of calcite is its reaction with weak acids like vinegar, which causes it to effervesce, or fizz, as it releases carbon dioxide. This property makes calcite crystals a key tool in geological identification and studies. Calcite forms in many environments, from sedimentary rocks like limestone and marble to hydrothermal veins.
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DETAILS
SPECIES
Calcite
LOCATION
Shannon County, Missouri
SIZE
2.3" long, 1.4" wide
CATEGORY
ITEM
#43843