You are purchasing the exact item described and pictured. As a natural product, irregularities in form and condition may occur, which should not be considered as defects. Therefore, we strongly recommend carefully reviewing the provided images!
Name:
Common name:
Dolomit → dolomitic rock, dolostone
Sphalerit → black-jack, ruby jack, zinc blende
Crystal system:
Dolomite → trigonal
Sphalerite → cubic
Chemical composition:
Dolomite → Calcium, Carbon, Magnesium, Oxygen
Sphalerite → Iron, Sulfur, Zinc
Location:
Size of the mineral:
Length: 6,7 cm
Width: 5 cm
Height: 4,7 cm
Weight:
- old collection -