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It is also widely known as "fool's gold" for its uncanny resemblance
This polished specimen displays an ancient algal colony fossil from the Pennsylvanian Period (approximately 323–299 million years ago)
The beautiful blue-green coloring is due to the presence of iron within the crystal structure
This item is 4” x 2
Rose quartz has been revered for centuries for its aesthetic appeal and its associations with love
Nail Head Calcite | Tri-State Barite It is also widely knownThis specimen features sharp, golden nail head calcite crystals from the historic Tri State mining district of Missouri, Kansas, and Oklahoma. The distinctive flattened crystal habit gives the appearance of nail heads, a signature form from this region. Under ultraviolet light, the calcite fluoresces, adding an extra dimension to its natural beauty. A fine example of classic Tri State mineralogy and vintage American mining heritage. This item is 3. 25
US$ 247.50
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