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Leucophoenicite (Leucophoenicit)

Pictures (5 Images total)

Leukophönicit
Views (File:
1106470500
): 1038
Leukophönicit
Kristalline Massen von Leukophönicit (rötlich), Willemit (apfelgrün), Franklinit (schwarz); Stufengröße: 2,2, x 2,4 cm; Fundort: Franklin, Sussex Co., New Jersey, USA
Copyright: McSchuerf; Contribution: Mineralienatlas
Location: USA/New Jersey/Sussex Co./Franklin Mining District/Franklin
Mineral: Leucophoenicite
Image: 1106470500
Rating: 6 (votes: 1)
License: Usage for Mineralienatlas project only
Leukophönicit

Kristalline Massen von Leukophönicit (rötlich), Willemit (apfelgrün), Franklinit (schwarz); Stufengröße: 2,2, x 2,4 cm; Fundort: Franklin, Sussex Co., New Jersey, USA
Copyright: McSchuerf
Contribution: Mineralienatlas 2005-01-23
Locality: Franklin / Franklin Mining District / Sussex Co. / New Jersey / USA
Leukophönizit
Views (File:
1312925068
): 678
Leukophönizit
mit Willemit; Größe: 50 mm; Fundort: Franklin, Franklin Mining District, Sussex Co., New Jersey, USA
Copyright: Rock Currier; Contribution: slugslayer
Collection: Dick Hauck
Location: USA/New Jersey/Sussex Co./Franklin Mining District/Franklin
Mineral: Leucophoenicite
Image: 1312925068
Rating: 6 (votes: 1)
License: Usage for Mineralienatlas project only
Leukophönizit

mit Willemit; Größe: 50 mm; Fundort: Franklin, Franklin Mining District, Sussex Co., New Jersey, USA
Collection: Dick Hauck
Copyright: Rock Currier
Contribution: slugslayer 2011-08-09
Locality: Franklin / Franklin Mining District / Sussex Co. / New Jersey / USA
Leukophönizit
Views (File:
1312924712
): 666
Leukophönizit
Bildbreite: 40 mm; Fundort: Franklin, Franklin Mining District, Sussex Co., New Jersey, USA
Copyright: Rock Currier; Contribution: slugslayer
Collection: Terry Szenics
Location: USA/New Jersey/Sussex Co./Franklin Mining District/Franklin
Mineral: Leucophoenicite
Image: 1312924712
Rating: 4 (votes: 2)
License: Usage for Mineralienatlas project only
Leukophönizit

Bildbreite: 40 mm; Fundort: Franklin, Franklin Mining District, Sussex Co., New Jersey, USA
Collection: Terry Szenics
Copyright: Rock Currier
Contribution: slugslayer 2011-08-09
Locality: Franklin / Franklin Mining District / Sussex Co. / New Jersey / USA
Leukophoenicit, Chlorophoenicit
Views (File:
1344882319
): 746
Leukophoenicit, Chlorophoenicit
Leukophoenicit (rosa) mit Chlorophoenicit (weiß), Bildbreite: ca. 5 mm, Fundort: Buckwheat Pit, Franklin, Franklin Mining District, Sussex Co., New Jersey, USA
Copyright: Rob Lavinsky; Contribution: thdun5
Location: USA/New Jersey/Sussex Co./Franklin Mining District/Franklin/Franklin Mine/Buckwheat Pit (Southwest Opening, Buckwheat Mine)
Mineral: Chlorophoenicite, Leucophoenicite
Image: 1344882319
License: Usage for Mineralienatlas project only
Leukophoenicit, Chlorophoenicit

Leukophoenicit (rosa) mit Chlorophoenicit (weiß), Bildbreite: ca. 5 mm, Fundort: Buckwheat Pit, Franklin, Franklin Mining District, Sussex Co., New Jersey, USA
Copyright: Rob Lavinsky
Contribution: thdun5 2012-08-13
Locality: Buckwheat Pit (Southwest Opening, Buckwheat Mine) / Franklin Mine / Franklin / Franklin Mining District / Sussex Co. / New Jersey / USA
Nephelin-Syenit vom Mirador de Centinela, Teneriffa
Views (File:
1544444277
): 710
Nephelin-Syenit vom Mirador de Centinela, Teneriffa
Multphasenparagenese mit Hedenbergit (HED),Leukophoenicit (LPH), Pyroxmangit (PXM) und Rhodonit (ROD), Bildbreite 1,5 mm
Copyright: Kurt Rüsenberg; Contribution: humboldt
Collection: humboldt
Location: Spanien/Kanarische Inseln/Teneriffa/Mirador de la Centinela
Mineral: Hedenbergite, Leucophoenicite, Pyroxmangite, Rhodonite
Rock: nepheline-syenite
Image: 1544444277
License: Usage for Mineralienatlas project only
Nephelin-Syenit vom Mirador de Centinela, Teneriffa

Multphasenparagenese mit Hedenbergit (HED),Leukophoenicit (LPH), Pyroxmangit (PXM) und Rhodonit (ROD), Bildbreite 1,5 mm
Collection: humboldt
Copyright: Kurt Rüsenberg
Contribution: humboldt 2018-12-10
Locality: Mirador de la Centinela / Teneriffa / Kanarische Inseln / Spanien

You find additional Leucophoenicit specimen at the Geolitho Museum

Collectors Summary

Color braun, braun, violett rot, hellrot, dunkelrosa
Hardness (Mohs) 5.75
Solubility +++ Säuren
Crystal System monoklin, P21/a

Chemism

Chemical formula

Mn7(SiO4)3(OH)2

Chemical composition

Mangan, Silicium, Sauerstoff, Wasserstoff

Unit weight: 694.8308533 u; Number of atoms in the formula: 26

Info

Empirical formula:

Mn7(SiO4)3(OH)2

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Hydrogen

H

0.29

2

7.69

1.0079470

2.0158940
Oxygen

O

32.24

14

53.85

15.9994300

223.9920200
Silicon

Si

12.13

3

11.54

28.0855300

84.2565900
Manganese

Mn

55.35

7

26.92

54.9380499

384.5663493

Strunz 9th edition incl. updates

9.AF.60

9: Silikate (Germanate)
A: Inselsilikate (Nesosilikate)
F: Insel(Neso)silikate mit zusätzlichem Anionen; Kationen in [4], [5] und/oder nur [6] Koordination
60:LeukophöNicit-Gruppe

Lapis Classification

VIII/B.04-090

VIII: SILIKATE
B: Inselsilikate mit tetraederfremden Anionen
4: Kationen in tetraedrischer oder oktaedrischer Koordination [4/6]; Humit-Gruppe

Classification by Hölzel

9.AI.350

9: SILICATES
A: Nesosilicates
I: Nesosilicates with OH
3: Chondrodite-Group

Dana 8th edition

52.03.02c.02

52: Nesosilicates Nesosilicate Insular SiO4 Groups and O, OH, F, and H2O
03: Nesosilicates Nesosilicate Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] coordination only
02c: Humite group (Humite series)

IMA status

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

Mineral status

anerkanntes Mineral

Optical Properties

Color

braun, braun, violett rot, hellrot, dunkelrosa

Diaphaneity (Transparency)

transparent bis durchscheinend

max. Birefringence

0.031
Birefringence chart\! Leucophoenicite title=Birefringence chart Leucophoenicite

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

1.751

RI value β

1.771

RI value γ / ε

1.782

Ri mean

1.768

2V angle

Biaxial (-) 73°

Optical Data Luminescence

Luminescence

keine Fluoreszenz bekannt

Crystallography

Crystal System

monoklin

Class (H-M)

2/m

Space Group number

14

Space Group

P21/a

Cell parameters a (Å)

4.828

Cell parameters b (Å)

10.85

Cell parameters c (Å)

11.380

Cell parameters a/b or c/a

0.445

Cell parameters c/b

1.049

Cell parameters α

90°

Cell parameters β

103.73

Cell parameters γ

90°

Z

2

Volumne (ų)

579.093

X-Ray Powder Diffraction

3.62(40),
3.28(30),
2.890(100),
2.751(30),
2.722(50),
2.695(90),
2.450(50),
1.811(100)
XRD chart Leucophoenicite

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)

5.75

VHN (Hardness Vickers)

630 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

3.8

3.985 ( ρ calc. Mineralienatlas )

Instability

+++ Säuren

(Co-)Type locality

(Co-)Type locality

USA/New Jersey/Sussex Co./Franklin Mining District/Franklin/Franklin Mine/Buckwheat Pit (Southwest Opening, Buckwheat Mine)

USA/New Jersey/Sussex Co./Franklin Mining District/Franklin

Preface

Author (Name, Year)

Penfield & Warren, 1899

References

Handbook of Mineralogy (Anthony et al.), 2 (1995), 464

Other languages

Spanish

Leucofenicita

French

Leucophoenicite

English

Leucophoenicite

German

Leukophönicit

Russian

Лейкофеницит

Alternative Name

Leucophoenicit

Leucophoenicita

German

Leukophoenicit

German

Leukophönizit

CNMNC symbol

Symbol

Lpo

Locations with GPS information