Tourmaline Group
alumino-oxy-rossmanite
celleriite
darrellhenryite
dutrowite
The tourmaline group includes:
alumino-oxy-rossmanite:
☐Al3Al6(Si5AlO18)(BO3)3(OH)3O
celleriite:
☐(Mn2+2Al)Al6(Si6O18)(BO3)3(OH)3(OH)
chromium-dravite:
NaMg3Cr6(Si6O18)(BO3)3(OH)3(OH)
darrellhenryite:
Na(Al2Li)Al6(Si6O18)(BO3)3(OH)3O
dravite
NaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
dutrowite:
Na(Fe2+2.5Ti0.5)Al6(Si6O18)(BO3)3(OH)3O
elbaite:
Na(Al1.5Li1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
feruvite:
CaFe2+3(Al5Mg)(Si6O18)(BO3)3(OH)3(OH)
fluor-buergerite:
NaFe3+3Al6(Si6O18)(BO3)3O3F
fluor-dravite:
NaMg3Al6(Si6O18)(BO3)3(OH)3F
fluor-elbaite:
Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3F
fluor-liddicoatite:
Ca(Li2Al)Al6(Si6O18)(BO3)3(OH)3F
fluor-rossmanite:
◻(Al2Li)Al6(Si6O18)(BO3)3(OH)3F
fluor-schorl:
NaFe2+3Al6(Si6O18)(BO3)3(OH)3F
fluor-uvite:
CaMg3(Al5Mg)(Si6O18)(BO3)3(OH)3F
foitite:
☐(Fe2+2Al)Al6(Si6O18)(BO3)3(OH)3(OH)
magnesio-foitite:
☐(Mg2Al)Al6(Si6O18)(BO3)3(OH)3(OH)
maruyamaite:
K(MgAl2)(Al5Mg)(BO3)3(Si6O18)(OH)3O
olenite:
NaAl3Al6(Si6O18(BO3)3O3(OH)
oxy-chromium-dravite:
NaCr3(Cr4Mg2)(Si6O18)(BO3)3(OH)3O
oxy-dravite:
Na(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O
oxy-schorl:
Na(Fe2+2Al)Al6(Si6O18)(BO3)3(OH)3O
princivalleite:
Na(Mn2Al)Al6(Si6O18)(BO3)(OH)3O
rossmanite:
☐(Al2Li)Al6(Si6O18)(BO3)3(OH)3(OH)
schorl:
NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)
uvite:
CaMg3(Al5Mg)(Si6O18)(BO3)3(OH)3(OH)
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