Calcite - Specimen bladed The pyrite cubes in Navajún

The pyrite cubes in Navajún form in a sedimentary rock matrix of marlstone

This arrangement allows the shell to be opened and closed without the two halves detaching

5cm x 8cm x 2cmApproximate Weight of 1 piece: 10g

It is cheaper

Which makes them that much more beautiful and interesting

Calcite - Specimen bladed The pyrite cubes in NavajúnMined from: Dundas Quarry, West Flamborough Township, Hamilton, Ontario, Canada. Description: This one of a kind Calcite specimen from Dundas, Ontario has far more going on than a plain white calcite cluster. The photos show a dense mound of smoky gray to pale translucent calcite crystals packed tightly across the matrix, with a rugged surface full of sharp terminations, uneven crystal size, and strong natural relief. What makes the piece stand out