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Hydroxylellestadite (Hydroxylellestadit)

Pictures (2 Images total)

ELLESTADIT-(OH)
Views (File:
1357074571
): 1354
ELLESTADIT-(OH)
SDAG Wismut Absetzerhalde im Revier Ronneburg, Thüringen, (D) BB.: ca. 6mm
Copyright: Daniel Neumann 77; Contribution: Daniel Neumann 77
Collection: Daniel Neumann 77, Collection number: 01658.
Location: Deutschland/Thüringen/Greiz, Landkreis/Ronneburg/Absetzerhalde
Mineral: Hydroxylellestadite
Image: 1357074571
License: Usage for Mineralienatlas project only
ELLESTADIT-(OH) (SNr: 01658.)

SDAG Wismut Absetzerhalde im Revier Ronneburg, Thüringen, (D) BB.: ca. 6mm

Collection: Daniel Neumann 77
Copyright: Daniel Neumann 77
Contribution: Daniel Neumann 77 2013-01-01
Locality: Absetzerhalde / Ronneburg / Greiz, Landkreis / Thüringen / Deutschland
Hydroxylellestadit, Calcit
Views (File:
1516386184
): 758
Hydroxylellestadit, Calcit
Größe: 31x31x25 mm; Fundort: Crestmore Quarries, Crestmore, Riverside Co., Kalifornien, USA
Copyright: Jewels-Fine-Minerals; Contribution: slugslayer
Location: USA/Kalifornien (California)/Riverside Co./Crestmore/Crestmore Quarries
Mineral: Calcite, Hydroxylellestadite
Image: 1516386184
License: Usage for Mineralienatlas project only
Hydroxylellestadit, Calcit

Größe: 31x31x25 mm; Fundort: Crestmore Quarries, Crestmore, Riverside Co., Kalifornien, USA

Copyright: Jewels-Fine-Minerals
Contribution: slugslayer 2018-01-19
Locality: Crestmore Quarries / Crestmore / Riverside Co. / Kalifornien (California) / USA

Collectors Summary

Color hellrosa, purpurfarben grau, rosa
Streak color beige
Hardness (Mohs) 4.5
Solubility +++ Säuren
Crystal System monoklin, P21, P21/m

Chemism

Chemical formula

Ca10(SiO4)3(SO4)3(OH,Cl,F)2

Chemical composition

Calcium, Chlor, Silicium, Fluor, Sauerstoff, Schwefel, Wasserstoff

Unit weight: 1010.70386305 u; Number of atoms in the formula: 43.2

Info

Empirical formula:

Ca10(SiO4)3(SO4)3((OH)0.6Cl0.3F0.1)2

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

0.12

1.2

2.78

1.0079470

1.2095364

Oxygen

O

39.89

25.2

58.33

15.9994300

403.1856360

Fluorine

F

0.38

0.2

0.46

18.9984033

3.7996807

Silicon

Si

8.34

3

6.94

28.0855300

84.2565900

Sulfur

S

9.52

3

6.94

32.0655000

96.1965000

Chlorine

Cl

2.10

0.6

1.39

35.4532000

21.2719200

Calcium

Ca

39.65

10

23.15

40.0784000

400.7840000

Analysis wt%

CaO : 54.51, CO2 : 1.65, P2O5 : 0.66, SiO2 : 17.30, SO3 : 21.56, Cl : 0.91, H2O : 2.76 (Ref: American Mineralogist 71)

Strunz 9th edition incl. updates

9.AH.25

9: Silikate (Germanate)
A: Inselsilikate (Nesosilikate)
H: Insel(Neso)silikate mit CO3, SO4, PO4, etc.
25:Britholith-Gruppe

Lapis Classification

VIII/B.27-030

VIII: SILIKATE
B: Inselsilikate mit tetraederfremden Anionen
27: Kationen mit Koordinationszahlen zwischen [8] und [12]; Inselsilikate mit [SO4] 2--, [CrO4] 2- und [PO4] 3--Gruppen

Classification by Hölzel

8.BO.900

8: PHOSPHATES ARSENATES VANADATES
B: Phosphates (+Anions -Water)
O: Apatite Supergroup
9: Sulfate Silico Apatites Ellestadite-Group

Dana 8th edition

52.04.09.04

52: Nesosilicates Nesosilicate Insular SiO4 Groups and O, OH, F, and H2O
04: Nesosilicates Nesosilicate Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] and/or > [6] coordination
09: Silicate apatites

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

Apatite Supergroup  ⇒ Ellestadite group

Optical Properties

Color

hellrosa, purpurfarben grau, rosa

Streak color

beige

Diaphaneity (Transparency)

durchscheinend

max. Birefringence

0.004

Birefringence chart\! Hydroxylellestadite title=Birefringence chart Hydroxylellestadite

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

1.654

RI value γ / ε

1.650

Ri mean

1.653

2V angle

Uniaxial (-)

Crystallography

Crystal System

monoklin

Class (H-M)

2, 2/m

Space Group number

4, 11

Space Group

P21, P21/m

Cell parameters a (Å)

9.491

Cell parameters b (Å)

-

Cell parameters c (Å)

6.921

Cell parameters a/b or c/a

0.729

Cell parameters c/b

-

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

120°

Z

1

Volume (ų)

539.9

X-Ray Powder Diffraction

3.462(40),
2.839(100),
2.801(40),
2.739(60),
2.655(40),
1.960(20),
1.853(40),
1.484(20)

XRD chart Hydroxylellestadite

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)

4.5

VHN (Hardness Vickers)

280 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

3.02

3.108 ( ρ calc. Mineralienatlas )

Instability

+++ Säuren

Preface

Author (Name, Year)

Harada & Nagashima & Nakao & Kato, 1971

References

American Mineralogist 56 (1971), 1507

Pasero M, Kampf AR, Ferraris C, Pekov IV, Rakovan J, White TJ (2010) Nomenclature of the apatite supergroup minerals. European Journal of Mineralogy 22: 163-179 [umbenannt zu Hydroxylellestadit]

IMA group assignments


 
 
Ca5(SiO4,SO4,PO4)3(F,OH,Cl)
 
 

 
 
 
Ca5(SiO4)1.5(SO4)1.5Cl
hexagonal
P63/m

 
 
 
Ca5(SiO4)1.5(SO4)1.5F
hexagonal
P63/m

 
 
 
Ca10(SiO4)3(SO4)3(OH,Cl,F)2
monoklin
P21, P21/m

 
 
 
Pb5(SiO4)1.5(SO4)1.5OH
 
 

 
 
 
Pb5[(Cl,OH)|(PO4)1.5|(SiO4)1.5]
hexagonal
P63/m

Refresh list

Actuality: 22. Mar 2024 - 13:03:01

Other languages

Spanish

Hidroxilellestadita

German

Hydroxylellestadit

erst Hydroxylellestadit dann in 2008 Ellestadit-(OH) und in 2010 wieder Hydroxylellestadit

French

Hydroxylellestadite

English

Hydroxylellestadite

Russian

Гидроксилэллестадит

Russian

Эллестадит-(OH)

old name

German

Ellestadit-(OH)

Spanish

Ellestadita-(OH)

English

Ellestadite-(OH)

Alternative Name

Spanish

Hydroxylellestadita

Russian

Зллестадит-(OH)

Japanese

水酸エレスタド石 

CNMNC (IMA)-Number

IMA 1970-026

CNMNC symbol

Symbol

Hel

Locations with GPS information

IDs

GUSID (Global unique identifier short form) 2bhFvxo1g0GpjSGW396Fkw
GUID (Global unique identifier) BF45B8D9-351A-4183-A98D-2196DFDE8593
Database ID 1684