Smithsonite And Dolomite From Rush Creek Mining District Marion County Arkansas USA
Size-
5.4cm x 4.6cm x 1.2cm
Weight-
40g
You will receive the item in the photo
Smithsonite and dolomite are both carbonate minerals often found together in geological setting,particularly oxidized zinc ore deposits. Where they share similar symmetry but possess different chemical compositions and distinct modes of formation.
Both minerals are trigonal in the crystal system.
Smithsonite is a hardness of 4.0-4.5 and dolomite hardness is 3.5-4.0