ERYTRIN or COBALT BLUTE is a mineral with the composition ( ARSEN - COBALT - ACID and HYDROGEN )
The leafy purple-red crystals sit on a DOLOMITE rock.
ERYTRIN is an important lead mineral for cobalt-rich deposits.
The location of these steps is BOU AZZER in MOROCCO
Weight: 170 g Dimensions: 8 x 8 x 4 cm
Picture 4 is the back