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Potassic-ferro-sadanagaite

Chemism

Chem­ical formula

KCa2(Fe2+3Al2)(Si5Al3)O22(OH)2

Chem­ical com­po­si­tion

Aluminium, Calcium, Eisen, Silicium, Kalium, Sauerstoff, Wasserstoff

Unit weight: 948.128265 u; Number of atoms in the formula: 42

Info

Empirical formula:

KCa2(Fe3Al2)(Si5Al3)O22(OH)2

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

0.21

2

4.76

1.0079470

2.0158940

Oxygen

O

40.50

24

57.14

15.9994300

383.9863200

Aluminium

Al

14.23

5

11.90

26.9815382

134.9076910

Silicon

Si

14.81

5

11.90

28.0855300

140.4276500

Potassium

K

4.12

1

2.38

39.0983100

39.0983100

Calcium

Ca

8.45

2

4.76

40.0784000

80.1568000

Iron

Fe

17.67

3

7.14

55.8452000

167.5356000

Strunz 9th edi­tion incl. updates

9.DE.10

9: Silikate (Germanate)
D: Ketten- und Bandsilikate (Inosilikate)
E: Ketten- und Bandsilikate mit 2-periodischen Doppelketten, Si4O11; Amphibol-Familie, Klinoamphibole
10:Amphibole: Ca

IMA Classification

IMA Clas­sifica­tion

Amphibole supergroup  ⇒ (OH,F,Cl)-dominant amphiboles  ⇒ Calcium amphiboles  ⇒ Sadanagaite (Sad) amphiboles

References

American Mineralogist69 (1984), 465

IMA group assignments

Related minerals "Strunz Classification" (9. Edition) [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Chromio-pargasite

NaCa2Mg4Cr(Si6Al2O22)(OH)2

monoklin : 2/m : C2/m

9.DE.10

Tremolite

☐Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2

monoklin : 2/m : C2/m

9.DE.10

Actinolite

☐Ca2(Mg,Fe2+)5Si8O22(OH)2

monoklin : 2/m : C2/m

9.DE.10

'Cannilloite'

CaCa2(Mg4Al)(Si5Al3)O22(OH)2

monoklin : 2/m : C2/m

9.DE.10

Joesmithite

Pb2+Ca2(Mg3Fe3+2)(Si6Be2)O22(OH)2

monoklin : 2/m : P2/a

9.DE.10

Potassic-fluoro-pargasite

KCa2(Mg4Al)Si6Al2O22F2

monoklin : 2/m : C2/m

9.DE.10

Tschermakite

☐Ca2(Mg3Al2)(Si6Al2)O22(OH)2

monoklin : 2/m : C2/m

9.DE.10

Oxo-magnesio-hastingsite

NaCa2(Mg2Fe3+3)(Si6Al2)O22O2

monoklin : 2/m : C2/m

9.DE.10

Ferro-hornblende

☐Ca2(Fe2+4Al)(Si7Al)O22(OH)2

monoklin : 2/m : C2/m

9.DE.10

Fluoro-tremolite

☐Ca2Mg5Si8O22F2

monoklin : 2/m : C2/m

9.DE.10

Vanadio-pargasite

NaCa2(Mg4V)[Si6Al2]O22(OH)2

monoklin : 2/m : C2/m

9.DE.10

Ferritschermakite

☐CaNa(Fe2+)3(Fe3+)2(Si7Al)O22(OH)2

monoklin : 2/m : C2/m

9.DE.10

Ferro-actinolite

Ca2(Fe2+)5Si8O22(OH)2

monoklin : 2/m : C/2m

9.DE.10

Ferro-tschermakite

☐Ca2(Fe2+3Al2)(Si6Al2)O22(OH)2

monoklin : 2/m : C2/m

9.DE.10

Fluoro-cannilloite

(Ca,Na)Ca2(Mg,Fe2+)4Al[(F,OH)2|Al2Si5O22]

monoklin : 2/m : C2/m

9.DE.10

Aluminotschermakite

☐[Ca2][Mg3Al2][(OH)2|Al2Si6O22]

monoklin : 2/m : C2/m

9.DE.10

Magnesio-hornblende

☐Ca2(Mg4Al)(Si7Al)O22(OH)2

monoklin : 2/m : C2/m

9.DE.10

Oxo-mangani-leakeite

NaNa2(Mn3+4Li)Si8O22O2

monoklin : 2/m : C2/m

9.DE.10

'Parvo-manganotremolite' (Var.v. Abchasit)

AB(CaMn)Σ2CMg5TSi8O22(OH)2

monoklin : 2/m : C2/m

9.DE.10

Ferri-ferrotschermakite

Ca2(Fe2+3Fe3+2)(Si6Al2)O22(OH)2

monoklin : 2/m : C/2m

9.DE.10

Alumino-ferrotschermakite

Ca2Fe32+Al2[OH|AlSi3O11]2

monoklin : 2/m : C2/m

9.DE.10

'Potassic-ferro-sadanagaite'

KCa2(Fe2+3Al2)(Si5Al3)O22(OH)2

9.DE.10

Magnesio-ferri-fluoro-hornblende

☐Ca2(Mg4Fe3+)(Si7Al)O22F2

monoklin : 2/m : C2/m

9.DE.10

Other languages

German

Kalium-Ferro-Sadanagait

English

Potassic-ferro-sadanagaite

old name

English

Potassicsadanagaite (1997-2012)

English

Sadanagaite (-1997)

CNMNC (IMA)-Number

IMA 1980-027

CNMNC symbol

Symbol

Pfsdg

Automatic Links to external internet sources (Responsibility is with the operator)

German pages

DeWikiPedia - search for: Kalium-Ferro-Sadanagait
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Mineralogisch-Petrographisches-Institut Hamburg - search for: Kalium-Ferro-Sadanagait

English pages

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Handbook-of-Mineralogy - search for: Potassic-ferro-sadanagaite
RRUFF - Raman, XRD and other mineral data - search for: Potassic-ferro-sadanagaite
RRUFF - References and PDF downloads - search for: Potassic-ferro-sadanagaite
American-Mineralogist-Crystal-Structure-Database - search for: Potassic-ferro-sadanagaite
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German pages

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