porfidopedrettihasbeenworkinginthestonefieldforthreegenerations:wehaveaquarrythatwehavebeenexploitingforfortyyears,fromwhichwequarrythevallecamonicaporphyry,abrownvioletstone,theonlyoneintheworldandofourexclusiveproduction.
since2015theporfidopedretticompanyhastheexclusiverighttoaporphyryquarrysituatedinrenon,bolzano’sprovince.
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