Coin Calcite • Fujian Province, China
Calcium carbonate (calcite) forming stacked tabular crystals often described as “coin calcite” due to their thin, circular, disc-like growth habit.
Material from Fujian Province, China is known for distinctive layered formations created during episodic calcite crystallization, producing clusters that resemble stacked coins or poker chips.
Each specimen exhibits natural variation in crystal stacking, disc thickness, and matrix composition.