Cobaltan Aragonite - UK #1 Rare Crystals_Herkimer Diamond This specimen is from The

This specimen is from The Nancy Hanks Mine

This mineral specimen displays small bladed crystals

and can only be collected in the summer months

pink chalcedony

It is the gem variety of the mineral Corundum

Cobaltan Aragonite - UK #1 Rare Crystals_Herkimer Diamond This specimen is from TheThis Cobaltan, or Cobaltoan, Calcite is from the famous Tynebottom Mine in Alson Moor, Cumbria, England. These cobalt bearing Aragonites are a rare find, and were purchased from an old collection as the mine is currently closed and designated an SSI. You will receive the exact Aragonite crystal pictured. Aragonite is has the same chemical composition as Calcite, but it crystallises in a different way. It was named after the Spanish province and River