ARAGONITE from Washington State
CaCO3


 
CALCITE flat rhombohedra on CALCITE pseudomorphs after prismatic ARAGONITE
Cadman High Rock Quarry
 
CALCITE and QUARTZ with (CALCITE + QUARTZ) pseudomorphs aft ARAGONITE
Cadman High Rock Quarry
 
CALCITE and QUARTZ pseudomorph after ARAGONITE
Cadman High Rock Quarry
 
QUARTZ (Var: Chalcedony) pseudomorph after ARAGONITE with numerous perched CALCITE crystals
Cadman High Rock Quarry