Cleoniceras Positive/Negative from Madagascar
SKU:
FNC-128
$57.00
$57.00
per item
Cleoniceras Positive/Negative from Madagascar. Black ammonites are rare and the color is believed to be from the presents of manganese oxide in the crystal. Observe the crystals in the chambers that are mineralization of calcite crystals. We will pick the best one to send you as they are all similar to the ones pictured. Approximately 6 -8 inches in diameter.