Herderite Subgroup

Hydroxylherderite

Araçuaí, Minas Gerais, Brazil

Hydroxylherderite, etc.

Bennett Quarry, Buckfield, Oxford County, Maine, USA

Hydroxylherderite

Waisanen Quarry, Greenwood, Oxford County, Maine, USA

Bergslagite

Fuchs Quarry, Hartkoppe, Sailauf, Aschaffenburg District, Lower Franconia, Bavaria, Germany

Hydroxylherderite

Araçuaí, Minas Gerais, Brazil

Hydroxylherderite, etc.

Bennett Quarry, Buckfield, Oxford County, Maine, USA

Hydroxylherderite

Waisanen Quarry, Greenwood, Oxford County, Maine, USA

Bergslagite

Fuchs Quarry, Hartkoppe, Sailauf, Aschaffenburg District, Lower Franconia, Bavaria, Germany

Hydroxylherderite

Araçuaí, Minas Gerais, Brazil

Hydroxylherderite, etc.

Bennett Quarry, Buckfield, Oxford County, Maine, USA

About Herderite SubgroupHide

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IMA Classification of Herderite SubgroupHide

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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure

ID	Species	Reference	Link	Year	Locality	Pressure (GPa)	Temp (K)
0010863	Bergslagite	Hansen S, Falth L, Johnson O (1984) Bergslagite, a mineral with tetrahedral berylloarsenate sheet anions Zeitschrift fur Kristallographie 166 73-80		1984		0	293
0004659	Herderite	Harlow G E, Hawthorne F C (2008) Herderite from Mogok, Myanmar, and comparison with hydroxyl-herderite from Ehrenfriedersdorf, Germany American Mineralogist 93 1545-1549		2008	Mogok Stone Tract, Myanmar	0	293
0004660	Herderite	Harlow G E, Hawthorne F C (2008) Herderite from Mogok, Myanmar, and comparison with hydroxyl-herderite from Ehrenfriedersdorf, Germany American Mineralogist 93 1545-1549		2008	Sauberg mine, Morgenrother Zug, Ehrenfriedersdorf, Germany	0	293
0015537	Herderite	Pavlov P V, Belov N V (1959) The structures of herderite, datolite and gadolinite determined by direct methods Soviet Physics Crystallography 4 300-314		1959	not given, but the crystal was natural	0	293
0000413	Hydroxylherderite	Lager G A, Gibbs G V (1974) A refinement of the crystal structure of herderite, CaBePO4OH American Mineralogist 59 919-925		1974		0	293
0004661	Hydroxylherderite	Harlow G E, Hawthorne F C (2008) Herderite from Mogok, Myanmar, and comparison with hydroxyl-herderite from Ehrenfriedersdorf, Germany American Mineralogist 93 1545-1549		2008	Sauberg mine, Morgenrother Zug, Ehrenfriedersdorf, Germany	0	293
0013756	Hydroxylherderite	Long Y (1992) The synthesis and structure of a beryllophosphate crystal with an open framework Journal of Solid State Chemistry 101 199-201		1992	synthetic	0	293
0020485	Hydroxylherderite	Gatta G D, Jacobsen S D, Vignola P, McIntyre G J, Guastella G, Abate L F (2014) Single-crystal neutron diffraction and Raman spectroscopic study of hydroxylherderite, CaBePO4(OH,F) Mineralogical Magazine 78 723-737		2014	Bennett pegmatite, Buckfield, Oxford County, Maine, USA	0	293

CIF Raw Data - click here to closedata_global _chemical_name_mineral 'Bergslagite' loop_ _publ_author_name 'Hansen S' 'Falth L' 'Johnson O' _journal_name_full 'Zeitschrift fur Kristallographie' _journal_volume 166 _journal_year 1984 _journal_page_first 73 _journal_page_last 80 _publ_section_title ; Bergslagite, a mineral with tetrahedral berylloarsenate sheet anions Note: anisoB's from ICSD ; _database_code_amcsd 0010863 _chemical_formula_sum 'Ca Be As O5 H' _cell_length_a 4.8818 _cell_length_b 7.809 _cell_length_c 10.127 _cell_angle_alpha 90 _cell_angle_beta 90.16 _cell_angle_gamma 90 _cell_volume 386.060 _exptl_crystal_density_diffrn 3.527 _symmetry_space_group_name_H-M 'P 1 21/c 1' loop_ _space_group_symop_operation_xyz 'x,y,z' 'x,1/2-y,1/2+z' '-x,1/2+y,1/2-z' '-x,-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv Ca 0.99850 0.11170 0.32840 0.00925 Be 0.55100 0.41470 0.33810 0.00785 As 0.47900 0.27511 0.07950 0.00519 O1 0.24000 0.41370 0.03100 0.01254 O2 0.67790 0.28970 0.45290 0.01229 O3 0.69060 0.34520 0.19920 0.01178 O4 0.31060 0.10440 0.14390 0.01254 O-H 0.22260 0.41270 0.33080 0.01191 loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_12 _atom_site_aniso_U_13 _atom_site_aniso_U_23 Ca 0.00773 0.01112 0.00862 -0.00116 0.00100 -0.00096 As 0.00604 0.00584 0.00353 0.00077 -0.00015 -0.00008 O1 0.01570 0.01174 0.00935 0.00521 -0.00050 0.00040 O2 0.01087 0.01390 0.01247 -0.00058 0.00250 0.00441 O3 0.01087 0.01699 0.00779 0.00039 -0.00125 -0.00040 O4 0.01207 0.00896 0.01663 -0.00135 0.00225 0.00200 O-H 0.00724 0.01730 0.01195 -0.00097 0.00075 -0.00240

Relationship of Herderite Subgroup to other SpeciesHide

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