Herderite Subgroup
A group of related mineral species
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About Herderite Subgroup
Member of:
Name:
The subgroup has its name after first described mineral in the subgroup, herderite, originally described from Sauberg Mine, Germany. Established as a subgroup of the Herderite group of the Gadolinite Supergroup by IMA in aug. 2016 (Proposal 16-A).
Unique Identifiers
Mindat ID:
50360
Long-form identifier:
mindat:1:1:50360:0
IMA Classification of Herderite Subgroup
IMA status notes:
IMA Approved Group Name
Crystal Structure
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Unit Cell | Unit Cell Packed
2x2x2 | 3x3x3 | 4x4x4
Unit Cell | Unit Cell Packed
2x2x2 | 3x3x3 | 4x4x4
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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 close
Relationship of Herderite Subgroup to other Species
Member of:
Other Members of Herderite Group:
| Drugmanite Subgroup | A subgroup of the Herderite Group in the Gadolinite Supergroup. |
Herderite Subgroup Members:
| Bergslagite | CaBeAsO4(OH) | Mon. 2/m : P21/b |
| Herderite | CaBe(PO4)F | Mon. 2/m |
| Hydroxylherderite | CaBe(PO4)(OH) | Mon. 2/m : P21/b |
Other Information
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Internet Links for Herderite Subgroup
mindat.org URL:
https://www.mindat.org/min-50360.html
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References for Herderite Subgroup
Localities for Herderite Subgroup
symbol to view information about a locality.
The Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and further information on this occurrence.
? - Indicates mineral may be doubtful at this locality.
- Good crystals or important locality for species.
- World class for species or very significant.
(TL) - Type Locality for a valid mineral species.
(FRL) - First Recorded Locality for everything else (eg varieties).
All localities listed without proper references should be considered as questionable.
Araçuaí, Minas Gerais, Brazil