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Perhamite Group

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Photos of Perhamite Group (85)Discuss Perhamite Group

Perhamite Group Gallery Search Photos of Perhamite Group

Edit Perhamite Group Add Synonym Edit CIF structures Clear Cache

Perhamite

Golden Reward Mine, Ruby Basin Mining District, Lawrence County, South Dakota, USA

Krásnoite

Ross Hannibal Mine, Lead Mining District, Lawrence County, South Dakota, USA

Perhamite, etc.

Ski Pike Quarry, West Paris, Oxford County, Maine, USA

Perhamite

Golden Reward Mine, Ruby Basin Mining District, Lawrence County, South Dakota, USA

Krásnoite

Ross Hannibal Mine, Lead Mining District, Lawrence County, South Dakota, USA

Perhamite, etc.

Ski Pike Quarry, West Paris, Oxford County, Maine, USA

Perhamite

Golden Reward Mine, Ruby Basin Mining District, Lawrence County, South Dakota, USA

Krásnoite

Ross Hannibal Mine, Lead Mining District, Lawrence County, South Dakota, USA

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About Perhamite GroupHide

This page provides mineralogical data about Perhamite Group.

Unique IdentifiersHide

Mindat ID:

42540

Long-form identifier:

mindat:1:1:42540:9

Crystal StructureHide

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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)
0014576	Perhamite	Mills S, Mumme G, Grey I, Bordet P (2006) The crystal structure of perhamite Mineralogical Magazine 70 201-209		2006	Emmons mine, Greenwood, Maine	0	293

CIF Raw Data - click here to close

data_global
_chemical_name_mineral 'Perhamite'
loop_
_publ_author_name
'Mills S'
'Mumme G'
'Grey I'
'Bordet P'
_journal_name_full 'Mineralogical Magazine'
_journal_volume 70 
_journal_year 2006
_journal_page_first 201
_journal_page_last 209
_publ_section_title
;
 The crystal structure of perhamite
 Note: H positions unknown
;
_database_code_amcsd 0014576
_chemical_compound_source 'Emmons mine, Greenwood, Maine'
_chemical_formula_sum 'Ca2.7 Sr.3 P4 Al7.7 Si3 O45.862 H16'
_cell_length_a 7.021
_cell_length_b 7.021
_cell_length_c 20.218
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 120
_cell_volume 863.111
_exptl_crystal_density_diffrn      2.502
_symmetry_space_group_name_H-M 'P -3 m 1'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '-y,-x,z'
  'y,-x+y,-z'
  '-x,-x+y,-z'
  '-x+y,-x,z'
  '-x+y,y,z'
  '-x,-y,-z'
  'y,x,-z'
  '-y,x-y,z'
  'x,x-y,z'
  'x-y,x,-z'
  'x-y,-y,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
Ca1   0.00000   0.00000   0.00000   0.70000   0.01500
Sr   0.00000   0.00000   0.00000   0.30000   0.01500
Ca2   0.33333   0.66667   0.74460   1.00000   0.01930
P1   0.33333   0.66667   0.98290   1.00000   0.00850
P2   0.00000   0.00000   0.24700   1.00000   0.00880
Al1   0.16570   0.33140   0.86930   1.00000   0.00820
Al2   0.00000   0.00000   0.40710   0.85000   0.01960
Si1   0.00000   0.00000   0.40710   0.15000   0.01960
Si2   0.15730   0.75080   0.49910   0.22500   0.02000
O1   0.42880   0.21440   0.04350   1.00000   0.01100
O2   0.33333   0.66667   0.05800   1.00000   0.01200
O3   0.12620   0.25240   0.10850   1.00000   0.00900
O4   0.91370   0.45690   0.15910   1.00000   0.01000
O5   0.23940   0.11970   0.22310   1.00000   0.01100
O6   0.00000   0.00000   0.32310   1.00000   0.02100
O7   0.26900   0.13500   0.43570   0.50000   0.04700
O8   0.13400   0.26800   0.43390   0.50000   0.06000
O9   0.50000   0.00000   0.50000   0.23400   0.22000
O10   0.33333   0.66667   0.49600   0.08000   0.08000
Wat1   0.33333   0.66667   0.23660   1.00000   0.05600
Wat2   0.96900   0.48470   0.33510   0.50000   0.03700

Relationship of Perhamite Group to other SpeciesHide

Perhamite Group Members:

Krásnoite	Ca₃Al_7.7Si₃P₄O_23.5(OH)_12.1F₂ · 8H₂O	Trig. 3m(32/m) : P3m1
Perhamite	Ca₃Al_7.7Si₃P₄O_23.5(OH)_14.1 · 8H₂O	Trig. 3m(32/m) : P3m1

Minerals structurally related to group:

'Iangreyite'

Ca₂Al₇(PO₄)₂(PO₃OH)₂(OH,F)₁₅ · 8H₂O

Other InformationHide

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 Perhamite GroupHide

mindat.org URL:

https://www.mindat.org/min-42540.html
Please feel free to link to this page.

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References for Perhamite GroupHide

Reference List:

Localities for Perhamite GroupHide

Showing 40 localities.

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the

symbol to view information about a locality. The

symbol next to localities in the list can be used to jump to that position on the map.

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Locality ListHide

- 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). ~~Struck out~~ - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.


Australia
South Australia Barossa Council Penrice ⓘ Moculta Phosphate Quarry	[Perhamite] Mills (2003)
ⓘ Penrice marble quarry	[Perhamite] Francis et al. (self published) +2 other references
Light Regional Council Koonunga ⓘ Tom's Quarry	[Perhamite] Mills (2003)
St Johns ⓘ St Johns Quarry	[Perhamite] Francis et al. (2012)

Austria
Carinthia Spittal an der Drau District Millstatt lake ⓘ Laggerhof	[Perhamite] Niedermayr et al. (2005)
Spittal an der Drau Großegg ⓘ Hahnenkofel	[Perhamite] Walter et al. (2026)
Wolfsberg ⓘ Feldspar quarry	[Perhamite] H.Wippel

Bolivia
Oruro Pantaleón Dalence Province Huanuni ⓘ Huanuni mine	[Perhamite] Anatoly Kasatkin analysis on Richie ... +1 other reference

Czech Republic
Karlovy Vary Region Cheb District Aš ⓘ Vernéřov	[Perhamite] Breiter K.
Sokolov District Krásno ⓘ Huber stock (Huber shaft; Hub stock)	[Krásnoite] Williams et al. (2011) +2 other references
South Bohemian Region Písek District Čížová ⓘ Phosphate occurrence	[Perhamite] Sejkora et al. (2011)

France
Auvergne-Rhône-Alpes Allier Vichy Échassières Montmins mining district Le Mazet ⓘ Le Mazet vein no. 1	[Krásnoite] Boisson et al. (2018)
ⓘ Ste Barbe vein (Les Montmins)	[Krásnoite, Perhamite] Kolitsch et al. (2009)

Germany
Bavaria Upper Palatinate Neustadt an der Waldnaab District Waidhaus Hagendorf ⓘ Hagendorf South Pegmatite	[Krásnoite, Perhamite] Keck et al. (2022)
North Rhine-Westphalia Arnsberg Hochsauerlandkreis Sundern Hellefeld ⓘ Hardtkopf	[Perhamite] Wittern (2001)

Norway
Østfold Halden Idd Aspedammen ⓘ Herrebøkasa	[Perhamite] Kristiansen (2014)

Portugal
Guarda Sabugal Bendada ⓘ Bendada Mines	[Krásnoite] Alves et al. (2013)
ⓘ Fonte da Cal Mine	[Krásnoite] ALVES et al. (2013)

Russia
Chelyabinsk Oblast Chebarkulsky District ⓘ Ushtaganka quarry	[Perhamite] ...
Sverdlovsk Oblast Serovsky District ⓘ Marsyaty deposit	[Perhamite] Belogub et al. (2026)

Spain
Catalonia Barcelona Baix Llobregat Gavà Bruguers ⓘ Elvira Mine	[Perhamite] Rosell-Riba et al. (2022)
ⓘ Gavà Mines Archaeological Park area (Can Tintorer Mines)	[Perhamite] Bosch +6 other references

USA
Arkansas Pike County ⓘ Funderburk prospect	[Perhamite] Roberts et al. (2003)
Maine Oxford County Greenwood ⓘ ~~Tamminen Quarry~~	[Perhamite] King (2000)
Uncle Tom Mountain ⓘ Emmons Quarry	[Perhamite] Rocks and Minerals (1980) +4 other references
ⓘ Waisanen Quarry (Tamminen-Waisanen Quarry)	[Perhamite] Found Oct 2021 and optically studied. ...
Newry ⓘ Bell pit	[Perhamite] Dunn et al. (1977) +2 other references
ⓘ Dunton Gem Quarry	[Perhamite] Dunn et al. (1977)
Paris ⓘ Ryerson Hill Quarries	[Perhamite] www.mindat.org (2004) +1 other reference
West Paris ⓘ Ski Pike Quarry	[Perhamite] King (2000) +1 other reference
Sagadahoc County Georgetown ⓘ Consolidated Feldspar Quarries	[Perhamite] E.L. Clopton collection
Nevada Humboldt County Iron Point Mining District Valmy ⓘ Silver Coin Mine	[Krásnoite, Perhamite] Dr. William S. Wise presentation to ...
New Hampshire Grafton County Groton ⓘ Palermo No. 1 Mine	[Perhamite] Tom Mortimer collection (EDS- and PXRD-analysed)
South Dakota Lawrence County Lead Mining District ⓘ Ross Hannibal Mine (North Star Mine; Hannibal Mine; Mikado Mine)	[Krásnoite] Thomas Loomis Collection
Ruby Basin Mining District ⓘ Golden Reward Mine (Double Standard Mine)	[Perhamite] Thomas Loomis Collection
Utah Box Elder County Lucin Utahlite Hill ⓘ Utahlite claim	[Krásnoite, Perhamite] Joe Marty et al. (1999)

Quick NavTop About Perhamite Group Unique Identifiers Crystal Structure Relationships Other Information Internet Links References Localities Locality List

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