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Panasqueiraite

Pictures (2 Images total)

Panasqueirait
Views (File:
1271688983
): 1122
Panasqueirait
Bildbreite: 4 mm, Fundort: Panasqueira, Covilha, Distrikt Castelo Branco, Portugal
Copyright: Luigi Chiappino; Contribution: thdun5
Location: Portugal/Castelo Branco, Distrikt/Covilhã/Panasqueira/Panasqueira Mine (Couto Mineiro da Panasqueira)
Mineral: Panasqueiraite
Image: 1271688983
Rating: 4.5 (votes: 2)
License: Usage for Mineralienatlas project only
Panasqueirait

Bildbreite: 4 mm, Fundort: Panasqueira, Covilha, Distrikt Castelo Branco, Portugal
Copyright: Luigi Chiappino
Contribution: thdun5 2010-04-19
Locality: Panasqueira Mine (Couto Mineiro da Panasqueira) / Panasqueira / Covilhã / Castelo Branco, Distrikt / Portugal
Panasqueirait
Views (File:
1473443936
): 552
Panasqueirait
Größe: 15,0 x 10,0 x 5,6 cm; Fundort: Panasqueira, Covilhã, Castelo Branco District, Portugal
Copyright: ShelterRockMinerals.com; Contribution: slugslayer
Location: Portugal/Castelo Branco, Distrikt/Covilhã/Panasqueira/Panasqueira Mine (Couto Mineiro da Panasqueira)
Mineral: Panasqueiraite
Image: 1473443936
License: Usage for Mineralienatlas project only
Panasqueirait

Größe: 15,0 x 10,0 x 5,6 cm; Fundort: Panasqueira, Covilhã, Castelo Branco District, Portugal
Copyright: ShelterRockMinerals.com
Contribution: slugslayer 2016-09-09
Locality: Panasqueira Mine (Couto Mineiro da Panasqueira) / Panasqueira / Covilhã / Castelo Branco, Distrikt / Portugal

Collectors Summary

Color rosa
Streak color weiß
Hardness (Mohs) 5

Chemism

Chemical formula

Ca(Mg,Fe2+)[(OH,F)|PO4]

Chemical composition

Calcium, Eisen, Magnesium, Fluor, Phosphor, Sauerstoff, Wasserstoff

Unit weight: 184.7451097625 u; Number of atoms in the formula: 8.75

Info

Empirical formula:

Ca(Mg0.75Fe0.25)[((OH)0.75F0.25)PO4]

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Hydrogen

H

0.41

0.75

8.57

1.0079470

0.7559603
Oxygen

O

41.14

4.75

54.29

15.9994300

75.9972925
Fluorine

F

2.57

0.25

2.86

18.9984033

4.7496008
Magnesium

Mg

9.87

0.75

8.57

24.3050600

18.2287950
Phosphorus

P

16.77

1

11.43

30.9737612

30.9737612
Calcium

Ca

21.69

1

11.43

40.0784000

40.0784000
Iron

Fe

7.56

0.25

2.86

55.8452000

13.9613000

Analysis wt%

CaO : 31.00, FeO : 0.40, MgO : 22.90, P2O5 : 39.60, F : 3.10, H2O : 3.50 (Ref: Canadian Mineralogist 81)

Strunz 9th edition incl. updates

8.BH.10

8: Phosphate, Arsenate, Vanadate
B: Phosphate, etc., mit weitere Anionen, ohne H2O
H: Mit mittelgroßen und meist großen [Kationen] (OH, etc.):RO4 = 1:1
10:Tilasit-Gruppe

Lapis Classification

VII/B.25-020

VII: PHOSPHATE, ARSENATE UND VANADATE ("Phosphate" des Registers immer einschließlich isotyper Arsenate und Vanadate!)
B: Wasserfreie Phosphate, mit fremden Anionen F,Cl,O,OH
25: Mittelgroße und große Kationen: Mg-Cu-Zn und Ca-Na-K-Ba-Pb

Classification by Hölzel

8.BL.100

8: PHOSPHATES ARSENATES VANADATES
B: Phosphates (+Anions -Water)
L: Phosphates, very large: 2, Vmed: 2
1: Monoclinic Panasqueraite-Group

Dana 8th edition

41.05.06.03

41: Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen
05: Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen where (A B)2 (XO4) Zq
06: Tilasite Group

IMA Classification

IMA Classification

 Tilasite-Durangite group

Optical Properties

Color

rosa

Streak color

weiß

max. Birefringence

0.026
Birefringence chart\! Panasqueiraite title=Birefringence chart Panasqueiraite

Michel-Levy Color Chart viewed according to the maximum birefringence (at 30μm). Mineral color is not taken into account. Click on the image to enlarge or change thickness.

RI value α / ω / n

1.590

RI value β

1.596

RI value γ / ε

1.616

Ri mean

1.601

2V angle

Biaxial (+) 51°

Crystallography

Cell parameters a (Å)

6.535

Cell parameters b (Å)

8.753

Cell parameters c (Å)

7.498

Cell parameters a/b or c/a

0.747

Cell parameters c/b

0.857

Cell parameters α

90°

Cell parameters β

121.40

Cell parameters γ

90°

Z

4

Volumne (ų)

366.1

Physical Properties

Hardness (Mohs)

5

VHN (Hardness Vickers)

390 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

3.27 (gemessen)

3.352 ( ρ calc. Mineralienatlas )

(Co-)Type locality

(Co-)Type locality

Portugal/Castelo Branco, Distrikt/Covilhã/Panasqueira/Panasqueira Mine (Couto Mineiro da Panasqueira)

IMA group assignments

 
Tilasite-Durangite group
 
 
 

 
 
Arsenatrotitanite
NaTi(AsO4)O
monoklin
C2/c

 
 
Durangite
NaAl(AsO4)F
monoklin
C2/c

 
 
Isokite
CaMg(PO4)F
monoklin
A2/a

 
 
Kononovite
NaMg(SO4)F
monoklin
C2/c

 
 
Lacroixite
NaAl(PO4)F
monoklin
C2/c

 
 
Maxwellite
(Na,Ca)(Fe3+,Al,Mg)(AsO4)(F,O)
monoklin
C2/c

 
 
Panasqueiraite
Ca(Mg,Fe2+)[(OH,F)|PO4]
 
 

 
 
Tilasite
CaMg(AsO4)F
monoklin
C2/c

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Actuality: 30. Sep 2023 - 15:15:23

Other languages

German

Panasqueirait

Spanish

Panasqueiraita

French

Panasqueiraite

English

Panasqueiraite

CNMNC (IMA)-Number

IMA 1978-063

CNMNC symbol

Symbol

Psq

Locations with GPS information

IDs

GUSID (Global unique identifier short form) ymY-GQHaiEaOrIUchjtECg
GUID (Global unique identifier) 193E66CA-DA01-4688-8EAC-851C863B440A
Database ID 2899