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Manganiakasakaite-(La)

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Manganiakasakait-(La)
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Manganiakasakait-(La)
lattiger Manganiakasakait-(La), Maniglia Mine, Bellino, Cuneo, Piedmont, Italien; BB < 1 mm, analysiert
Copyright: MinTreasure.com (Carsten Slotta); Contribution: openpit
Location: Italien/Piemont (Piemonte), Region/Cuneo, Provinz/Dora-Maira-Massiv/Val Varaita/Bellino/Monte Maniglia Mine
Mineral: Manganiakasakaite-(La)
Image: 1576430580
License: Usage for Mineralienatlas project only
Manganiakasakait-(La)

lattiger Manganiakasakait-(La), Maniglia Mine, Bellino, Cuneo, Piedmont, Italien; BB < 1 mm, analysiert

Copyright: MinTreasure.com (Carsten Slotta)
Contribution: openpit 2019-12-15
Locality: Monte Maniglia Mine / Bellino / Val Varaita / Dora-Maira-Massiv / Cuneo, Provinz / Piemont (Piemonte), Region / Italien

Collectors Summary

Crystal System monoklin, P21/m

Chemism

Chemical formula

CaLaMn3+AlMn2+(Si2O7)(SiO4)O(OH)

Chemical composition

Aluminium, Calcium, Lanthanum, Mangan, Silicium, Sauerstoff, Wasserstoff

Unit weight: 609.098685 u; Number of atoms in the formula: 22

Info

Empirical formula:

CaLaMnAlMn(Si2O7)(SiO4)O(OH)

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

0.17

1

4.55

1.0079470

1.0079470

Oxygen

O

34.15

13

59.09

15.9994300

207.9925900

Aluminium

Al

4.43

1

4.55

26.9815382

26.9815382

Silicon

Si

13.83

3

13.64

28.0855300

84.2565900

Calcium

Ca

6.58

1

4.55

40.0784000

40.0784000

Manganese

Mn

18.04

2

9.09

54.9380499

109.8760998

Lanthanum

La

22.81

1

4.55

138.9055200

138.9055200

Strunz 9th edition incl. updates

9.BG.05b

9: Silikate (Germanate)
B: Gruppensilikate (Sorosilikate)
G: Gruppen(Soro)-Silikate mit gemischten SiO4 und Si2O7 Gruppen; Kationen in oktahedraler [6] und größerer Koordination
05b:

Lapis Classification

VIII/C.23-067

VIII: SILIKATE
C: Gruppensilikate
23: Mischstrukturen mit [SiO4] 4--Inseln und [Si2O7] 6--Gruppen; Epidot-Gruppe

IMA status

anerkannt - CNMNC Newsletter 38 - Juni 2017

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

Epidote supergroup  ⇒ Allanite group

Crystallography

Crystal System

monoklin

Class (H-M)

2/m

Space Group number

11

Space Group

P21/m

Cell parameters a (Å)

8.906(1)

Cell parameters b (Å)

5.7294(6)

Cell parameters c (Å)

10.113(1)

Cell parameters a/b or c/a

1.554

Cell parameters c/b

1.765

Cell parameters α

90°

Cell parameters β

113.713(5)°

Cell parameters γ

90°

Volume (ų)

472.459

Crystal structure

Struktur bestimmt; Epidot-Supergruppe

X-Ray Powder Diffraction

3.516(m),
2.899(s),
2.711(ms),
2.621(m),
2.179(mw),
2.109(m),
1.665(m),
1.438(m)

(Co-)Type locality

(Co-)Type locality

Italien/Piemont (Piemonte), Region/Cuneo, Provinz/Dora-Maira-Massiv/Val Varaita/Bellino/Monte Maniglia Mine

Type material

Museo di Storia Naturale, Università di Pisa, Via Roma 79, Calci (PI), Italien

Collection number of type material

19907

IMA group assignments

Other languages

German

Manganiakasakait-(La)

English

Manganiakasakaite-(La)

CNMNC (IMA)-Number

IMA 2017-028

CNMNC symbol

Symbol

Mnak-La

Locations with GPS information

IDs

GUSID (Global unique identifier short form) E35BduORx06beowbMmofzA
GUID (Global unique identifier) 76417E13-91E3-4EC7-9B7A-8C1B326A1FCC
Database ID 8402