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ATHENA

MINERALOGY

Search Mineral Group: Hellandite group

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Mineral Formula Group System
CIPRIANIITE Ca4[(Th,U)Ca]2Al(Be0,5▢1,5)[B4Si4O22](OH)2 Hellandite group M
HELLANDITE-(Ce) (Ca3REE)4Ce2Al▢2[Si4B4O22](OH)2 Hellandite group M
HELLANDITE-(Gd) (Ca,Y)4(Gd,Y)2(Al,Fe+++,Ti++++)(Be,Li)2B4Si4O22(O,F,OH)2 (?) Hellandite group M
HELLANDITE-(Y) (Ca3REE)4Y2Al▢2[Si4B4O22](OH)2 Hellandite group M
HELLANDITE-(Yb) (Ca,Y)4(Yb,Y)2(Al,Fe+++,Ti++++)(Be,Li)2B4Si4O22(O,F,OH)2 (?) Hellandite group M
MOTTANAITE-(Ce) Ca4Ce2Al(Be1,5▢0,5)[B4Si4O22]O2 Hellandite group M
TADZHIKITE-(Ce) Ca4Ce2Ti▢2[Si4B4O22](OH)2 Hellandite group M
FERRIHELLANDITE-(Ce) (Ca3Ce)Ce2Fe+++▢2B4Si4O22(OH)2 Hellandite group M
FERRIMOTTANAITE-(Ce) Ca4Ce2Fe+++(Be1,5▢0,5)[Si4B4O22]O2 Hellandite group M
PIERGORITE-(Ce) Ca8Ce2(Al0,5Fe+++0,5)(▢,Li,Be)2Si6B8O36(OH,F)2 Hellandite group related M

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