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Hainite-(Y) (Hainit)

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Hainit
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Hainit
FO: Bortolan Quarry, Pocos de Caldas, Minas Gerais, Brasilien; prismatisch eingewachsen: BB: 2,2 mm
Copyright: Hannes Osterhammer; Contribution: Münchener Micromounter
Collection: Lithothek der Münchener Micromounter, Collection number: A012633, Donator: Manfred Seitz
Location: Brasilien/Südosten (Região Sudeste)/Minas Gerais/Pocos de Caldas/Bortolan Quarry
Mineral: Hainite-(Y)
Image: 1226481967
Rating: 7 (votes: 3)
License: Usage for Mineralienatlas project only
Hainit (SNr: A012633)

FO: Bortolan Quarry, Pocos de Caldas, Minas Gerais, Brasilien; prismatisch eingewachsen: BB: 2,2 mm
Collection: Lithothek der Münchener Micromounter
Copyright: Hannes Osterhammer
Contribution: Münchener Micromounter 2008-11-12
Locality: Bortolan Quarry / Pocos de Caldas / Minas Gerais / Südosten (Região Sudeste) / Brasilien

You find additional Hainit specimen at the Geolitho Museum

Collectors Summary

Color weingelb, honiggelb
Streak color weiß
Lustre Glasglanz, Diamantglanz
Hardness (Mohs) 5
Cleavages nahezu vollkommen {010}; schwach {100}
Solubility +++ HCl, HF, verdünnte H2SO4, + konz. H2SO4
Crystal System triklin, P1

Chemism

Chemical formula

Na2Ca4(Y,REE)Ti(Si2O7)2OF3

Empirical formula (analysis)

Na1.75Ca4.25REE0.1Ti0.75Zr0.4Mn2+0.25Fe2+0.125Si3.9O13.75F4.15

Chemical composition

Calcium, Natrium, Silicium, Titan, Yttrium, Fluor, Sauerstoff, REE

Unit weight: 726.4395683125 u; Number of atoms in the formula: 29.425

Info

Empirical formula:

Na1.75Ca4.25REE0.1Ti0.75Zr0.4Mn0.25Fe0.125Si3.9O13.75F4.15

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Oxygen

O

30.28

13.75

46.73

15.9994300

219.9921625
Fluorine

F

10.85

4.15

14.10

18.9984033

78.8433735
Sodium

Na

5.54

1.75

5.95

22.9897702

40.2320979
Silicon

Si

15.08

3.9

13.25

28.0855300

109.5335670
Calcium

Ca

23.45

4.25

14.44

40.0784000

170.3332000
Titanium

Ti

4.94

0.75

2.55

47.8671000

35.9003250
Manganese

Mn

1.89

0.25

0.85

54.9380499

13.7345125
Iron

Fe

0.96

0.13

0.42

55.8452000

6.9806500
Zirconium

Zr

5.02

0.4

1.36

91.2242000

36.4896800
Rare Earth

REE

1.98

0.1

0.34

144.0000000

14.4000000

Analysis wt%

Ø Na2O : 7.48, CaO : 32.55, MnO : 2.21, TiO2 : 8.30, ZrO2 : 6.76, Fe2O3 : 1.37, Ce2O3 : 1.10, La2O3 : 0.63, Nb2O5 : 0.82, SiO2 : 32.13, F : 10.84, Ln2O3 : 1.73 (Ref: C.R.Paris,89)

Strunz 9th edition incl. updates

9.BE.22

9: Silikate (Germanate)
B: Gruppensilikate (Sorosilikate)
E: Si2O7 Gruppen mit zusätzlichen Anionen; Kationen in oktahedraler [6] und größerer Koordination
22:Rosenbuschit-Gruppe

Lapis Classification

VIII/C.12-060

VIII: SILIKATE
C: Gruppensilikate
12: Gruppensilikate [Si2O7] 6-, mit tetraederfremden Anionen (O,OH,F); Reihe Mosandrit-Rosenbuschit

Classification by Hölzel

9.BG.210

9: SILICATES
B: Sorosilicates
G: Mosandrite-Group

Dana 8th edition

56.02.04.09

56: Sorosilicates Sorosilicate Si2O7 Groups and O, OH, F. and H2O
02: Sorosilicates Sorosilicate Si2O7 Groups and O, OH, F. and H2O with cations in [4] and/or >[4] coordination
04: Cuspidine - Wohlerite group

IMA status

Erstbeschreibung vor CNMNC-Gründung 1959 (Blumrich, 1893), neu definiert (AM75, 1990) und umbenannt (IMA Newsletter 33, 2016)

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

 Rosenbuschite group
Seidozerite supergroup

Optical Properties

Color

weingelb, honiggelb

Streak color

weiß

Diaphaneity (Transparency)

semitransparent, durchscheinend

Lustre

Glasglanz, Diamantglanz

max. Birefringence

0.012
Birefringence chart\! Hainite-(Y) title=Birefringence chart Hainite-(Y)

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

1.663

RI value β

1.664

RI value γ / ε

1.675

Ri mean

1.667

2V angle

Biaxial (+) 30°

Dispersion

r > v; stark

Absorption

Z > Y > X

Pleochroism

X = frablos, Z = weingelb

Crystallography

Crystal System

triklin

Class (H-M)

1

Space Group number

2

Space Group

P1

Cell parameters a (Å)

5.676

Cell parameters b (Å)

7.259

Cell parameters c (Å)

9.586

Cell parameters a/b or c/a

0.782

Cell parameters c/b

1.321

Cell parameters α

101.08

Cell parameters β

101.14

Cell parameters γ

90.27

Z

1

Volumne (ų)

379.939

Kristall structure

Ramiza K. Rastsvetaeva, Dmitry Pushcharovsky, Daniel Atencio: Crystal structure of giannettite. Crystallography Reports Vol. 40, Nr. 4 (1995) S. 574-578.

X-Ray Powder Diffraction

3.961(50),
3.073(90),
2.961(100),
2.628(50),
2.493(50),
1.896(70),
1.822(50),
1.680(40)
XRD chart Hainite-(Y)

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

Crystals 3D

Open larger view

Physical Properties

Hardness (Mohs)

5

VHN (Hardness Vickers)

390 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

3.148 (gemessen)

3.175 ( ρ calc. Mineralienatlas )

Cleavages

nahezu vollkommen {010}; schwach {100}

Tenacity

spröde

Instability

+++ HCl, HF, verdünnte H2SO4, + konz. H2SO4

(Co-)Type locality

(Co-)Type locality

Tschechien/Reichenberg (Liberecký kraj)/Reichenberg (Liberec), Bezirk/Hoher Hain

Type material

Charles Universität, Prag, Tschechische Republik

Collection number of type material

20530

Preface

Associations

Aegirin

Name from

Der Name ehrt die Typlokalität "Hoher Hain"

Author (Name, Year)

Blumrich, 1893

References

Jambor J L, Roberts A C - New mineral names, American Mineralogist, 85 (2000), 263-266

Christiansen C C, Johnsen O, Makovicky E - Crystal chemistry of the rosenbuschite group, The Canadian Mineralogist, 41 (2003), 1203-1224

Sokolova E - From structure topology to chemical composition. I. Structural hierarchy and stereochemistry in titanium disilicate minerals, The Canadian Mineralogist, 44 (2006), 1273-1330

Biagioni C, Merlino S, Parodi G C, Perchiazzi N (2012) Crystal chemistry of minerals of the wöhlerite group from the Los Archipelago, Guinea, The Canadian Mineralogist, 50, 593-609

CNMNC Newsletter No. 33, October 2016, Mineralogical Magazine, 80, 1135–1144. [umbenannt zu -(Y)]

IMA group assignments

Other languages

German

Hainit-(Y)

Spanish

Hainita

French

Hainite

English

Hainite-(Y)

CNMNC Newsletter No. 33, October 2016, Mineralogical Magazine, 80, 1135–1144. [umbenannt zu -(Y)]

Russian

Хайнит

Russian

Хайнит-(Y)

Simplified Chinese

铈片榍石

old name

German

Hainit

English

Hainite

Alternative Name

German

Gainit

Spanish

Gainita

Gainite

Giannettit

Spanish

Giannettita

English

Giannettite

Giannettite

French

Giannettite

CNMNC symbol

Symbol

Hai-Y

Locations with GPS information