Ferrite

Formula

Spinel plates and hexagonal layers

S/R/T structure

M

BaFe₁₂O₁₉

2M₅ = B₁S₄B₁S₄

SRS*R*

W

Ba₂Me₂Fe₁₆O₂₇

2W₇ = B₁S₆B₁S₆

SSRS*S*R*

X

BaMe₂Fe₁₆O₂₇

3X₁₂ = B₁S₄B₁S₆B₁S₄B₁S₆B₁S₄B₁S₆

SSRS*S*R*

Y

Ba₃Me₂Fe₁₄O₄₁

2Y₆ = B₂S₄B₂S₄B₂S₄

3 (ST)

Z

Ba₂Me₂Fe₂₈O₄₆

2Z₁₁ = B₂S₄B₁S₄B₂S₄B₁S₄

STSRS*T*S*R*

U

Ba₄Me₂Fe₃₆O₆₀

U₁₆ = B₁S₄B₂S₄B₁S₄

SRS*R*S*T*