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Potassic-ferro-pargasite

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About Potassic-ferro-pargasiteHide

Formula:
{K}{Ca2}{Fe2+4Al}(Al2Si6O22)(OH)2
Potassic-ferro-pargasite is defined as a pargasite group member with the following dominant elements:
A position: K
C position: Fe as the dominant divalent cation and Al as the dominant trivalent cation.
W position: OH as the dominant anion
Colour:
black
Lustre:
Vitreous
Hardness:
6
Specific Gravity:
3.34 (Calculated)
Crystal System:
Monoclinic
Name:
For the mineral pargasite and its potassium and ferrous iron content
This page provides mineralogical data about Potassic-ferro-pargasite.


Classification of Potassic-ferro-pargasiteHide

Approved
Approval Year:
2007
9.DE.15

9 : SILICATES (Germanates)
D : Inosilicates
E : Inosilicates with 2-periodic double chains, Si4O11; Clinoamphiboles

Pronounciation of Potassic-ferro-pargasiteHide

Pronounciation:
PlayRecorded byCountry
Jolyon & Katya RalphUnited Kingdom

Physical Properties of Potassic-ferro-pargasiteHide

Vitreous
Transparency:
Translucent, Opaque
Colour:
black
Hardness:
Hardness:
VHN100=858 - 1150 kg/mm2 - Vickers
Tenacity:
Brittle
Cleavage:
Perfect
{110}
Fracture:
Irregular/Uneven
Density:
3.34 g/cm3 (Calculated)

Optical Data of Potassic-ferro-pargasiteHide

Type:
Biaxial (-)
RI values:
nα = 1.680(2) nβ = 1.690 nγ = 1.698(2)
2V:
Measured: 80° to 90°
Max Birefringence:
δ = 0.018
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
High
Pleochroism:
Visible
Comments:
pale green to bluish green
Comments:
β calculated from 2V

Chemical Properties of Potassic-ferro-pargasiteHide

Formula:
{K}{Ca2}{Fe2+4Al}(Al2Si6O22)(OH)2

Potassic-ferro-pargasite is defined as a pargasite group member with the following dominant elements:
A position: K
C position: Fe as the dominant divalent cation and Al as the dominant trivalent cation.
W position: OH as the dominant anion
IMA Formula:
KCa2(Fe2+4Al)(Si6Al2)O22(OH)2

Crystallography of Potassic-ferro-pargasiteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/m
Setting:
C2/m
Cell Parameters:
a = 9.937(5) Å, b = 18.108(6) Å, c = 5.335(4) Å
Ratio:
a:b:c = 0.549 : 1 : 0.295

Warning: deg2rad() expects parameter 1 to be float, string given in /home/mindat/www/include.php on line 9248
Unit Cell V:
0.00 ų (Calculated from Unit Cell)
Z:
2

Type Occurrence of Potassic-ferro-pargasiteHide

General Appearance of Type Material:
subhedral to anhedral crystals to 0.7mm
Place of Conservation of Type Material:
National Museum of Nature and Science, Tokyo NMN M29296
Geological Setting of Type Material:
Calcareous hornfels
Associated Minerals at Type Locality:

Synonyms of Potassic-ferro-pargasiteHide

Other Language Names for Potassic-ferro-pargasiteHide

Relationship of Potassic-ferro-pargasite to other SpeciesHide

Other Members of this group:
Chromio-pargasite{Na}{Ca2}{Mg4Cr3+}(Al2Si6O22)(OH)2Mon. 2/m : B2/m
Ferro-chloro-pargasiteNaCa2(Fe2+4Al)(Al2Si6O22)Cl2
Ferro-fluoro-pargasite(Na)(Ca2)(Fe2+4Al)(Al2Si6O22)F2
Ferro-pargasite{Na}{Ca2}{Fe2+4Al}(Al2Si6O22)(OH)2Mon.
Fluoro-pargasite{Na}{Ca2}{Mg4Al}(Al2Si6O22)(F,OH)2Mon. 2/m : B2/m
Pargasite{Na}{Ca2}{Mg4Al}(Al2Si6O22)(OH)2Mon.
Potassic-chloro-pargasite{K}{Ca2}{Mg4Al}(Al2Si6O22)(Cl,OH)2
Potassic-fluoro-pargasite{K}{Ca2}{Mg4Al}(Al2Si6O22)F2Mon. 2/m : B2/m
Potassic-pargasite{K}{Ca2}{Mg4Al}(Al2Si6O22)(OH)2Mon.
VanadiopargasiteNaCa2(Mg4V)(Al2Si6)O22(OH)2Mon. 2/m : B2/m

Related Minerals - Nickel-Strunz GroupingHide

9.DE.Clino-suenoite□{Mn2+2}{Mg5}(Si8O22)(OH)2Mon. 2/m : B2/m
9.DE.05Anthophyllite☐{Mg2}{Mg5}(Si8O22)(OH)2Orth. mmm (2/m 2/m 2/m) : Pnma
9.DE.05Cummingtonite☐{Mg2}{Mg5}(Si8O22)(OH)2Mon.
9.DE.05Clino-holmquistite Root Name☐{Li2}{Z2+3Z3+2}(Si8O22)(OH,F,Cl)2Mon.
9.DE.05Grunerite☐{Fe2+2}{Fe2+5}(Si8O22)(OH)2Mon. 2/m : B2/m
9.DE.05Permanganogrunerite☐{Mn2+2}{Mn2+5}(Si8O22)(OH)2Mon.
9.DE.05Ferro-fluoro-pedrizite{Na}{Li2}{Fe2Al2Li}(Al2Si6O22)F2Mon. 2/m : B2/m
9.DE.05Ferri-fluoro-leakeite{Na}{Na2}{Mg2Fe3+2Li}(Si8O22)F2Mon. 2/m : B2/m
9.DE.10Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2Mon. 2/m : B2/m
9.DE.10Ferri-tschermakite☐{Ca2}{Mg3Fe3+2}(Al2Si6O22)(OH)2Mon.
9.DE.10Ferro-actinolite☐{Ca2}{Fe2+5}(Si8O22)(OH)2Mon.
9.DE.10Ferro-hornblende☐{Ca2}{Fe2+4Al}(AlSi7O22)(OH)2Mon.
9.DE.10Ferro-tschermakite☐{Ca2}{Fe2+3Al2}(Al2Si6O22)(OH)2Mon. 2/m : B2/m
9.DE.10Joesmithite{Pb}{Ca2}{Mg3Fe3+2}(Be2Si6O22)(OH)2Mon.
9.DE.10Magnesio-hornblende☐{Ca2}{Mg4Al}(AlSi7O22)(OH)2Mon.
9.DE.10Tremolite☐{Ca2}{Mg5}(Si8O22)(OH)2Mon. 2/m : B2/m
9.DE.10Tschermakite☐(Ca2)(Mg3Al2)(Al2Si6O22)(OH)2Mon. 2/m : B2/m
9.DE.10CannilloiteCa(Ca2)(Mg4Al)(Al3Si5O22)(OH)2Mon.
9.DE.10Fluoro-cannilloite{Ca}{Ca2}{Mg4Al}(Al3Si5O22)(F,OH)2Mon.
9.DE.10Parvo-manganotremolite☐{CaMn2+}{Mg5}(Si8O22)(OH)2Mon. 2/m : B2/m
9.DE.10Fluoro-tremolite☐{Ca2}{Mg5}(Si8O22)F2Mon. 2/m : B2/m
9.DE.10Potassic-fluoro-pargasite{K}{Ca2}{Mg4Al}(Al2Si6O22)F2Mon. 2/m : B2/m
9.DE.15Edenite{Na}{Ca2}{Mg5}(AlSi7O22)(OH)2Mon.
9.DE.15Ferro-edenite{Na}{Ca2}{Fe2+5}(AlSi7O22)(OH)2Mon.
9.DE.15Ferro-kaersutite{Na}{Ca2}{Fe2+3AlTi}(Al2Si6O22)O2Mon.
9.DE.15Ferro-pargasite{Na}{Ca2}{Fe2+4Al}(Al2Si6O22)(OH)2Mon.
9.DE.15Hastingsite{Na}{Ca2}{Fe2+4Fe3+}(Al2Si6O22)(OH)2Mon.
9.DE.15Kaersutite{Na}{Ca2}{Mg3AlTi}(Al2Si6O22)O2 Mon.
9.DE.15Magnesio-hastingsite{Na}{Ca2}{Mg4Fe3+}(Al2Si6O22)(OH)2Mon.
9.DE.15Pargasite{Na}{Ca2}{Mg4Al}(Al2Si6O22)(OH)2Mon.
9.DE.15Sadanagaite{Na}{Ca2}{Mg3Al2}(Si5Al3O22)(OH)2Mon.
9.DE.15Fluoro-edenite{Na}{Ca2}{Mg5}(AlSi7O22)(F,OH)2Mon. 2/m : P2/m
9.DE.15Potassic-ferro-ferri-sadanagaite{K}{Ca2}{Fe2+3Fe3+2}(Al3Si5O22)(OH)2Mon.
9.DE.15Potassic-sadanagaite{K}{Ca2}{Mg3Al2}(Al3Si5O22)(OH)2Mon.
9.DE.15Potassic-pargasite{K}{Ca2}{Mg4Al}(Al2Si6O22)(OH)2Mon.
9.DE.15Potassic-ferro-sadanagaite{K}{Ca2}{Fe2+3Al2}(Al3Si5O22)(OH)2Mon.
9.DE.15Magnesio-fluoro-hastingsite{Na}{Ca2}{Mg4Fe3+}(Al2Si6O22)F2Mon. 2/m : B2/m
9.DE.15Potassic-fluoro-hastingsite{K}{Ca2}{Fe2+4Fe3+}(Al2Si6O22)(F,OH)2Mon. 2/m : B2/m
9.DE.15Potassic-chloro-hastingsite{K}{Ca2}{Fe2+4Fe3+}(Al2Si6O22)(Cl,OH)2Mon. 2/m : B2/m
9.DE.15Fluoro-pargasite{Na}{Ca2}{Mg4Al}(Al2Si6O22)(F,OH)2Mon. 2/m : B2/m
9.DE.15Parvo-mangano-edenite{Na}{CaMn2+}{Mg5}(AlSi7O22)(OH)2Mon. 2/m : B2/m
9.DE.15Potassic-chloro-pargasite{K}{Ca2}{Mg4Al}(Al2Si6O22)(Cl,OH)2
9.DE.15Potassic-ferro-chloro-edenite{K}{Ca2}{Fe2+5}(AlSi7O22)(Cl,OH)2
9.DE.15Potassic-magnesio-hastingsite{K}{Ca2}{Mg4Fe3+}(Al2Si6O22)(OH)2Mon. 2/m : B2/m
9.DE.15Chromio-pargasite{Na}{Ca2}{Mg4Cr3+}(Al2Si6O22)(OH)2Mon. 2/m : B2/m
9.DE.20Ferro-taramiteNa(CaNa)(Fe2+3Al2)(Al2Si6O22)(OH)2Mon. 2/m : B2/m
9.DE.20Barroisite☐{CaNa}{Mg3Al2}(AlSi7O22)(OH)2Mon.
9.DE.20Ferro-ferri-barroisite☐(CaNa)(Fe2+3Fe3+2)(AlSi7O22)(OH)2
9.DE.20Ferro-ferri-winchite☐[CaNa][Fe2+4(Fe3+,Al)]Si8O22(OH)2
9.DE.20Ferri-barroisite☐(CaNa)(Mg3Fe3+2)(AlSi7O22)(OH)2
9.DE.20Ferro-ferri-taramiteNa(CaNa)(Fe2+3Fe3+2)(Al2Si6O22)(OH)2
9.DE.20Ferro-ferri-katophoriteNa(NaCa)(Fe2+4Fe3+)(Si7Al)O22(OH)2Mon. 2/m : B2/m
9.DE.20Ferro-barroisite☐{CaNa}{Fe2+3Al2}(AlSi7O22)(OH)2Mon. 2/m : B2/m
9.DE.20Ferro-richterite{Na}{CaNa}{Fe2+5}(Si8O22)(OH)2Mon.
9.DE.20Ferro-winchite ☐{CaNa}{Fe2+4Al}(Si8O22)(OH)2Mon.
9.DE.20Ferro-katophorite{Na}{CaNa}{Fe2+4Al}[(AlSi7)O22](OH)2
9.DE.20Ferri-taramiteNa(CaNa)(Mg3Fe3+2)(Al2Si6O22)(OH)2Mon.
9.DE.20Magnesiotaramite{Na}{CaNa}{Mg3AlFe3+}(Al2Si6O22)(OH)2Mon.
9.DE.20Richterite{Na}{NaCa}{Mg5}(Si8O22)(OH)2Mon. 2/m : B2/m
9.DE.20Winchite☐{CaNa}{Mg4Al}(Si8O22)(OH)2Mon.
9.DE.20Taramite{Na}{CaNa}{Mg3Al2}(Al2Si6O22)(OH)2Mon. 2/m : B2/m
9.DE.20Fluoro-richterite{Na}{CaNa}{Mg5}(Si8O22)(F,OH)2Mon. 2/m
9.DE.20Katophorite{Na}{CaNa}{Mg4Al}[(AlSi7)O22](OH)2Mon. 2/m : B2/m
9.DE.20Potassic-fluoro-richterite{K}{CaNa}{Mg5}(Si8O22)(F,OH)2Mon.
9.DE.20Potassic-richterite{K}{CaNa}{Mg5}Si8O22(OH)2Mon. 2/m : B2/m
9.DE.20Ferri-ghoseite☐[Mn2+Na][Mg4Fe3+]Si8O22(OH)2Mon. 2/m
9.DE.20Ferri-winchite☐[CaNa][Mg4(Fe3+,Al)]Si8O22(OH)2Mon. 2/m : B2/m
9.DE.20Fluoro-taramite{Na}{CaNa}{Mg3Al2}(Al2Si6O22)F2Mon. 2/m : B2/m
9.DE.25Arfvedsonite[Na][Na2][Fe2+4Fe3+]Si8O22(OH)2Mon. 2/m : B2/m
9.DE.25EckermanniteNaNa2(Mg4Al}Si8O22(OH)2Mon. 2/m : B2/m
9.DE.25Ferro-eckermanniteNaNa2(Fe2+4Al)Si8O22(OH)2Mon.
9.DE.25Ferro-glaucophane◻[Na2][Fe2+3Al2]Si8O22(OH)2Mon.
9.DE.25Glaucophane◻[Na2][Mg3Al2]Si8O22(OH)2Mon.
9.DE.25Potassic-mangani-leakeite[(Na,K)][Na2][Mg2Mn3+2Li]Si8O22(OH)2Mon.
9.DE.25Mangano-ferri-eckermannite{Na}{Na2}{Mn2+4Fe3+}Si8O22(OH)2Mon.
9.DE.25Ferri-leakeite[Na][Na2][Mg2Fe3+2Li]Si8O22(OH)2Mon.
9.DE.25Magnesio-riebeckite◻{Na2}{Mg3Fe3+2}(Si8O22)(OH)2Mon.
9.DE.25Magnesio-arfvedsonite{Na}{Na2}{Mg4Fe3+}(Si8O22)(OH)2Mon. 2/m : B2/m
9.DE.25NybøiteNaNa2(Mg3Al2)(AlSi7O22)(OH)2Mon. 2/m : B2/m
9.DE.25Riebeckite◻[Na2][Fe2+3Fe3+2]Si8O22(OH)2Mon. 2/m : B2/m
9.DE.25Mangano-mangani-ungarettiiteNaNa2(Mn2+2Mn3+3)(Si8O22)O2Mon.
9.DE.25Ferro-ferri-nybøiteNaNa2[(Fe2+3,Mg)Fe3+2](AlSi7O22)(OH)2Mon. 2/m : B2/m
9.DE.25Clino-ferro-ferri-holmquistite◻{Li2}{Fe2+3Fe3+2}(Si8O22)(OH)2Mon. 2/m : B2/m
9.DE.25Ferri-nybøiteNaNa2(Mg3Fe3+2](AlSi7O22)(OH)2Mon.
9.DE.25Ferro-ferri-leakeite[Na][Na2][Fe2+2Fe3+2Li]Si8O22(OH)2Mon.
9.DE.25Ferro-ferri-fluoro-leakeiteNa(Na2)(Fe2+2Fe3+2Li)(Si8O22)(F)2Mon.
9.DE.25Sodic-ferri-clinoferroholmquistiteNa0.5{Li2}{Fe2+3Fe3+2}(Si8O22)(OH)2Mon.
9.DE.25Magnesio-fluoro-arfvedsonite[Na][Na2][Mg4Fe3+][Si8O22](F,OH)2Mon.
9.DE.25Ferri-pedrizite[Na][Li2][Mg2Fe3+2Li]Si8O22(OH)2Mon.
9.DE.25Potassic-ferri-leakeite[K][Na2][Mg2Fe3+2Li]Si8O22(OH)2Mon. 2/m : B2/m
9.DE.25Fluoro-nybøiteNaNa2(Mg3Al2)(AlSi7O22)(F,OH)2Mon. 2/m : B2/m
9.DE.25Mangani-dellaventuraite{Na}{Na2}{MgMn3+2LiTi4+}Si8O22O2Mon. 2/m : B2/m
9.DE.25Fluoro-pedriziteNaLi2(Mg2Al2Li)(Si8O22)F2Mon. 2/m : B2/m
9.DE.25Potassic-arfvedsonite[(K,Na)][Na2][Fe2+4Fe3+]Si8O22(OH)2Mon. 2/m : B2/m
9.DE.25Mangani-obertiiteNa(Na2)(Mg3Mn3+Ti)(Si8O22)O2Mon. 2/m : B2/m
9.DE.25Potassic-magnesio-fluoro-arfvedsonite[(K,Na)][Na2][Mg4Fe3+][Si8O22][(F,OH)2]
9.DE.25Ferro-ferri-pedrizite[Na][Li2][Fe2+2Fe3+2Li]Si8O22(OH)2Mon. 2/m : B2/m
9.DE.25Potassic-magnesio-arfvedsonite[K][Na2][Mg4Fe3+]Si8O22(OH)2Mon. 2/m : B2/m
9.DE.25PedriziteNaLi2(LiMg2Al2)(Si8O22)(OH)2Mon. 2/m : B2/m
9.DE.25Ferro-pedriziteNaLi2(Fe2+2Al2Li)Si8O22(OH)2Mon. 2/m : B2/m
9.DE.25Fluoro-leakeiteNaNa2(Mg2Al2Li)(Si8O22)F2Mon. 2/m : B2/m
9.DE.25Ferro-ferri-obertiiteNaNa2(Fe2+3Fe3+Ti)Si8O22O2Mon. 2/m : B2/m

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.

References for Potassic-ferro-pargasiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Barberi, F., Bizouard, H., Clocchiatti, R., Metrich, N., Santacroce, R., Sbrana, A. (1981) The Somma-Vesuvius magma chamber: a petrological and volcanological approach. Bulletin of Volcanology: 44: 295-315.
Mazdab, F.K. (2003) The diversity and occurrence of potassium-dominant amphiboles. The Canadian Mineralogist: 41: 1329-1344.
Peccerillo, A. (2005) The Campania Province, Pontine Islands, and Mount Vulture. In: Plio-Quaternary Volcanism in Italy. Springer, Ed., Berlin Heidelberg: 129-171.
Banno, Y., Miyawaki, R., Matsubara, S., Sato, E., Nakai, I., Matsuo, G., Yamada, S. (2009) Potassic-ferropargasite, a new member of the amphibole group, from Kabutoichiba, Mie Prefecture, central Japan. Journal of Mineralogical and Petrological Sciences: 104: 374-382.
Hawthorne, F.C., Oberti, R., Harlow, G.E., Maresch, W.V., Martin, R.F., Schumacher, J.C., Welch, M.D. (2012) Nomenclature of the amphibole supergroup. American Mineralogist: 97: 2031-2048.

Internet Links for Potassic-ferro-pargasiteHide

Localities for Potassic-ferro-pargasiteHide

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.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for 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 (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Antarctica
 
  • Eastern Antarctica
    • Enderby Land
      • Prince Olav Coast (Prince Ulaf Coast)
Shiraishi, K., Oba, T., Suzuki, M., Ishikawa, K. (1994) Subsilicic magnesian potassium-hastingsite from the Prince Olav Coast, East Antarctica. Mineralogical Magazine, 58, 621-627.; Yasuyuki BANNO, Ritsuro MIYAWAKI, Satoshi MATSUBARA, Eriko SATO, Izumi NAKAI, Gen-ichiro MATSUO and Shigeo YAMADA (2009): Potassic-ferropargasite, a new member of the amphibole group, from Kabutoichiba, Mie Prefecture, central Japan. Journal of Mineralogical and Petrological Sciences 104, 374-382.
Argentina
 
  • Mendoza
Pagano, D.S., Galliski, M.Á., Márquez-Zavalía, M.F., Colombo, F. (2016): Petrology and mineralogy of the La Peña igneous complex, Mendoza, Argentina: An alkaline occurrence in the Miocene magmatism of the Southern Central Andes. Journal of South American Earth Sciences: 67 (in press); http://forum.amiminerals.it/viewtopic.php?f=5&t=12553 (2016)
Italy
 
  • Campania
    • Naples Province
      • Somma-Vesuvius Complex
Barberi, F., Bizouard, H., Clocchiatti, R., Metrich, N., Santacroce, R., Sbrana, A. (1981): The Somma-Vesuvius magma chamber: a petrological and volcanological approach. Bulletin of Volcanology, 44, 295-315; Peccerillo, A. (2005): The Campania Province, Pontine Islands, and Mount Vulture. In: Plio-Quaternary Volcanism in Italy. Springer, Ed., Berlin Heidelberg, 129-171.
Japan
 
  • Honshu Island
    • Chubu region
      • Gifu prefecture
        • Motosu City
          • Neo area
Sawaki, T. (1989) Sadanagaite and subsilicic ferroan pargasite from thermally metamorphosed rocks in the Nogo-Hakusan area, central Japan, Mineralogical Magazine, 53, 99-106; Yasuyuki BANNO, Ritsuro MIYAWAKI, Satoshi MATSUBARA, Eriko SATO, Izumi NAKAI, Gen-ichiro MATSUO and Shigeo YAMADA (2009): Potassic-ferropargasite, a new member of the amphibole group, from Kabutoichiba, Mie Prefecture, central Japan. Journal of Mineralogical and Petrological Sciences 104, 374-382.
    • Kinki Region
      • Mie Prefecture
        • Kameyama City
Yasuyuki BANNO, Ritsuro MIYAWAKI, Satoshi MATSUBARA, Eriko SATO, Izumi NAKAI, Gen-ichiro MATSUO and Shigeo YAMADA (2009): Potassic-ferropargasite, a new member of the amphibole group, from Kabutoichiba, Mie Prefecture, central Japan. Journal of Mineralogical and Petrological Sciences 104, 374-382.
Spain
 
  • Extremadura
    • Badajoz
Mazdab, F.K. (2003) The diversity and occurrence of potassium-dominant amphiboles. The Canadian Mineralogist, v. 41, pp. 1329-1344
Mineral and/or Locality  
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