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Collinsite (Collinsit)

Pictures (11 Images total)

Collinsit XX
Views (File:
1146686552
): 1520
Collinsit XX
Größe: 17x13x12mm; Fundort: Rapid Creek, Dawson, Yukon, Kanada
Copyright: Rob Lavinsky; Contribution: slugslayer
Location: Kanada/Yukon-Territorium/Dawson Mining District/Richardson Mountains/Rapid Creek
Mineral: Collinsite
Image: 1146686552
Rating: 7 (votes: 1)
License: Usage for Mineralienatlas project only
Collinsit XX

Größe: 17x13x12mm; Fundort: Rapid Creek, Dawson, Yukon, Kanada

Copyright: Rob Lavinsky
Contribution: slugslayer 2006-05-03
Locality: Rapid Creek / Richardson Mountains / Dawson Mining District / Yukon-Territorium / Kanada
Collinsit
Views (File:
1451648282
): 445
Collinsit
hellbraune Collinsit-Bänder zwischen Hydroxylapatit-Lagen; Größe: 53x36x35 mm; Fundort: Francois Lake, Omenica Mining Division, British Columbia, Kanada
Copyright: David K. Joyce; Contribution: slugslayer
Location: Kanada/British Columbia/Omenica Mining Division/Francois Lake
Mineral: Collinsite
Image: 1451648282
Rating: 7 (votes: 1)
License: Usage for Mineralienatlas project only
Collinsit

hellbraune Collinsit-Bänder zwischen Hydroxylapatit-Lagen; Größe: 53x36x35 mm; Fundort: Francois Lake, Omenica Mining Division, British Columbia, Kanada
Copyright: David K. Joyce
Contribution: slugslayer 2016-01-01
Locality: Francois Lake / Omenica Mining Division / British Columbia / Kanada
Collinsit
Views (File:
1264064630
): 989
Collinsit
Größe: 50x30 mm; Fundort: Tip Top Mine, Fourmile, Custer Distrikt, Custer Co., South Dakota, USA
Copyright: Paul Bongaerts; Contribution: slugslayer
Location: USA/South Dakota/Custer Co./Custer District/Fourmile/Tip Top Mine
Mineral: Collinsite
Image: 1264064630
Rating: 3.5 (votes: 2)
License: Usage for Mineralienatlas project only
Collinsit

Größe: 50x30 mm; Fundort: Tip Top Mine, Fourmile, Custer Distrikt, Custer Co., South Dakota, USA
Copyright: Paul Bongaerts
Contribution: slugslayer 2010-01-21
Locality: Tip Top Mine / Fourmile / Custer District / Custer Co. / South Dakota / USA
Collinsit
Views (File:
1264033893
): 1534
Collinsit
Größe: 80x50 mm; Fundort: Kovdor, Kola-Halbinsel, Russland
Copyright: Paul Bongaerts; Contribution: slugslayer
Location: Russland/Nordwestrussland, Föderationskreis/Murmansk, Oblast/Kola-Halbinsel/Kovdor
Mineral: Collinsite
Image: 1264033893
License: Usage for Mineralienatlas project only
Collinsit

Größe: 80x50 mm; Fundort: Kovdor, Kola-Halbinsel, Russland
Copyright: Paul Bongaerts
Contribution: slugslayer 2010-01-21
Locality: Kovdor / Kola-Halbinsel / Murmansk, Oblast / Nordwestrussland, Föderationskreis / Russland
Collinsit
Views (File:
1264064500
): 1059
Collinsit
Größe: 60x40 mm; Fundort: Rapid Creek, Dawson, Yukon-Territorium, Kanada
Copyright: Paul Bongaerts; Contribution: slugslayer
Location: Kanada/Yukon-Territorium/Dawson Mining District/Richardson Mountains/Rapid Creek
Mineral: Collinsite
Image: 1264064500
License: Usage for Mineralienatlas project only
Collinsit

Größe: 60x40 mm; Fundort: Rapid Creek, Dawson, Yukon-Territorium, Kanada
Copyright: Paul Bongaerts
Contribution: slugslayer 2010-01-21
Locality: Rapid Creek / Richardson Mountains / Dawson Mining District / Yukon-Territorium / Kanada
Collinsit
Views (File:
1275740082
): 804
Collinsit
Größe: 5,5 x 3,5 x 3 cm, Fundort: Rapid Creek, Dawson, Yukon, Kanada
Copyright: Maggie Wilson; Contribution: thdun5
Location: Kanada/Yukon-Territorium/Dawson Mining District/Richardson Mountains/Rapid Creek
Mineral: Collinsite
Image: 1275740082
License: Usage for Mineralienatlas project only
Collinsit

Größe: 5,5 x 3,5 x 3 cm, Fundort: Rapid Creek, Dawson, Yukon, Kanada
Copyright: Maggie Wilson
Contribution: thdun5 2010-06-05
Locality: Rapid Creek / Richardson Mountains / Dawson Mining District / Yukon-Territorium / Kanada

You find additional Collinsit specimen at the Geolitho Museum

Collectors Summary

Color farblos, hellbraun
Streak color weiß
Hardness (Mohs) 3.5
Solubility +++ Säuren
Crystal System triklin, P1

Chemism

Chemical formula

Ca2(Mg,Fe2+)(PO4)2·2H2O

Chemical composition

Calcium, Eisen, Magnesium, Phosphor, Sauerstoff, Wasserstoff

Unit weight: 338.3205054 u; Number of atoms in the formula: 19

Info

Empirical formula:

Ca2(Mg0.75Fe0.25)(PO4)2·2H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Hydrogen

H

1.19

4

21.05

1.0079470

4.0317880
Oxygen

O

47.29

10

52.63

15.9994300

159.9943000
Magnesium

Mg

5.39

0.75

3.95

24.3050600

18.2287950
Phosphorus

P

18.31

2

10.53

30.9737612

61.9475224
Calcium

Ca

23.69

2

10.53

40.0784000

80.1568000
Iron

Fe

4.13

0.25

1.32

55.8452000

13.9613000

Analysis wt%

CaO : 32.03, MgO : 9.31, FeO : 7.31, P2O5 : 41.13, H2O : 9.69 (Ref: American Mineralogist 40)

Strunz 9th edition incl. updates

8.CG.05

8: Phosphate, Arsenate, Vanadate
C: Phosphate ohne weitere Anionen, mit H2O
G: Mit großen und mittelgroßen Kationen, RO4:H2O = 1:1
05:Fairfieldit-Gruppe

Lapis Classification

VII/C.17-010

VII: PHOSPHATE, ARSENATE UND VANADATE ("Phosphate" des Registers immer einschließlich isotyper Arsenate und Vanadate!)
C: Wasserhaltige Phosphate, ohne fremde Anionen
17: Mittelgroße und große Kationen: Fe-Mn-Zn-Mg und Ca-(NH4) 1+; Fairfieldit-Roselith-Reihe

Classification by Hölzel

8.CD.800

8: PHOSPHATES ARSENATES VANADATES
C: Phosphates (-Anions +Water)
D: Phosphates, Valency: 1,2 for large, 2 for medsized Cations
8: very large: 2, large/medium=2/1, triclinic Messelite-Group

Dana 8th edition

40.02.02.03

40: Hydrated Phosphates, etc
02: Hydrated Phosphates, etc where A++ (B++)2 (XO4) · x(H2O)
02: Fairfieldite Subgroup (Triclinic: P-1¯)

IMA status

Erstbeschreibung vor CNMNC-Gründung (1959), als Mineral meist anerkannt

Mineral status

anerkanntes Mineral

Optical Properties

Color

farblos, hellbraun

Streak color

weiß

max. Birefringence

0.025
Birefringence chart\! Collinsite title=Birefringence chart Collinsite

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

1.632

RI value β

1.642

RI value γ / ε

1.657

Ri mean

1.644

2V angle

Biaxial (+) 80°

Optical Data Luminescence

Color LW-UV (365nm)

  

gelblich weiß

Color SW-UV (254nm)

  

gelblich weiß

Afterglow (Persistant Luminescence)

keine Daten

Crystallography

Crystal System

triklin

Class (H-M)

1

Space Group number

2

Space Group

P1

Cell parameters a (Å)

5.734

Cell parameters b (Å)

6.780

Cell parameters c (Å)

5.441

Cell parameters a/b or c/a

0.846

Cell parameters c/b

0.803

Cell parameters α

97.28

Cell parameters β

108.57

Cell parameters γ

107.28

Z

1

Volumne (ų)

185.652

X-Ray Powder Diffraction

5.00(40),
3.24(50),
3.14(50),
3.04(100),
3.02(50),
2.735(60),
2.713(80),
2.682(90)
XRD chart Collinsite

Calculated from d-spacing and intensity at 0.1541838 nm (Cu)

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)

3.5

VHN (Hardness Vickers)

130 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

2.99 (gemessen)

3.026 ( ρ calc. Mineralienatlas )

Instability

+++ Säuren

(Co-)Type locality

(Co-)Type locality

Kanada/British Columbia/Omenica Mining Division/Francois Lake

Preface

Author (Name, Year)

Poitevin, 1927

References

Canadian Mineralogist 44 (2006), 1181

Vrtiška, L., Sejkora, J., Dolníček, Z., Malíková, R. - Collinsite from the Nučice iron mine, a new mineral for the Czech Republic - description and Raman spectroscopy. Bulletin Mineralogie Petrologie, (2022) 30, 1-10

Other languages

German

Collinsit

Spanish

Collinsita

English

Collinsite

French

Collinsite

Russian

Коллинсит

Traditional Chinese

磷鈣鎂石

Simplified Chinese

磷钙镁石

Alternative Name

Simplified Chinese

科林斯石

CNMNC symbol

Symbol

Coll

Locations with GPS information