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Piemontite-(Sr)

Type Locality
Molinello Mine, Graveglia Valley, Ne, Genova Province, Liguria, Italy
Mineral Data
{CaSr}{Al2Mn3+}(Si2O7)(SiO4)O(OH)
Strunz: 
9.BG.05
Physical Properties
Colour: 
Dark red
Hardness: 
6.0
Synonyms
Synonyms: 
Piemontite-Sr, Piemontite Sr, Piemontite - Sr and Strontiopiemontite