Alleghanyite
Encyclopedia
Alleghanyite is a moderately rare humite mineral
with formula Mn5(SiO4)2(OH)2, belonging to the nesosilicates class. In general its occurrences are related with metamorphic (metamorphosed) manganese deposits. The mineral is named after Alleghany County
, North Carolina
, USA.
Humite (mineral group)
The humite group is a group of nesosilicates with the general formula Anm2.When A is predominantly magnesium we have the humite subgroup:*norbergite, Mg32*chondrodite, 522*humite, 732...
with formula Mn5(SiO4)2(OH)2, belonging to the nesosilicates class. In general its occurrences are related with metamorphic (metamorphosed) manganese deposits. The mineral is named after Alleghany County
Alleghany County
Alleghany County is the name of two counties in the United States of America:*Alleghany County, North Carolina*Alleghany County, Virginia...
, North Carolina
North Carolina
North Carolina is a state located in the southeastern United States. The state borders South Carolina and Georgia to the south, Tennessee to the west and Virginia to the north. North Carolina contains 100 counties. Its capital is Raleigh, and its largest city is Charlotte...
, USA.