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Table 2 The crystal structures of MOOH (M=Al, Fe, etc.)

From: The role of hydrogen bonds in hydrous minerals stable at lower mantle pressure conditions

Space group

Mineral name/phase

M coordination no.

References

AlOOH

Pbnm

Diaspore \(\alpha\)

6

Busing and Levy (1958)

Cmcm, etc.

Boehmite/\(\gamma\)

 

Corbato et al. (1985)

P2\(_1\)nm/Pnnm

\(\delta\)

6

Suzuki et al. (2000)

Pbca

\(\epsilon\)

6

Verma et al. (2018)

   

Nishi et al. (2020)

Pa\({\bar{3}}\)

Pyrite-type

6

Tsuchiya and Tsuchiya (2011)

FeOOH

Pbnm

Goethite/\(\alpha\)

6

Sampson (1969)

Cmcm

Lepidocrocite/\(\gamma\)

6

Oosterhout (1960)

P2\(_1\)nm/Pnnm

\(\epsilon\)

6

Pernet et al. (1975)

Pa\({\bar{3}}\)

Pyrite-type FeO\(_2\)H

6

Nishi et al. (2017)

 

FeO\(_2\)H\(_x\), 0.39<x<0,81

 

Hu et al. (2017)

InOOH

Pnnm

-

6

Lehmann et al. (1970)

Pbca

-

6

Verma et al. (2018)

Pa\({\bar{3}}\)

Pyrite-type

6

Sano et al. (2008b)

   

Tsuchiya et al. (2008)

P\({\bar{4}}\)2\(_1\)m

YbOOH-type

7

Verma et al. (2018)

   

Christensen and Hazell (1972)

CrOOH

R\({\bar{3}}\)m

Grimaldiite/\(\alpha\)

6

Christensen et al. (1977)

Pbnm

Bracewellite

6

Milton et al. (1976)

Pnnm

Guyanaite/\(\beta\)

6

Christensen et al. (1976)

MnOOH

Pbnm

Groutite/\(\alpha\)

6

Glasser and Ingram (1968)

P2\(_1\)nm/Pnnm

Manganite/\(\gamma\)

6

Kohler et al. (1997)