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Lizardite

Pictures (13 Images total)

Lizardit
Views (File:
1293815011
): 7787
Lizardit
Größe: 1,6 mm; Fundort: Val Sissone, Chiareggio, Val Malenco, Sondrio, Provinz, Lombardei (Lombardia), Region, Italien
Copyright: Matteo Chinellato; Contribution: Hg
Collection: Domenico Preite
Location: Italien/Lombardei (Lombardia), Region/Sondrio, Provinz/Val Malenco/Chiareggio/Val Sissone
Mineral: Lizardite
Image: 1293815011
Rating: 8.5 (votes: 2)
License: Usage for Mineralienatlas project only
Lizardit

Größe: 1,6 mm; Fundort: Val Sissone, Chiareggio, Val Malenco, Sondrio, Provinz, Lombardei (Lombardia), Region, Italien
Collection: Domenico Preite
Copyright: Matteo Chinellato
Contribution: Hg 2010-12-31
Locality: Val Sissone / Chiareggio / Val Malenco / Sondrio, Provinz / Lombardei (Lombardia), Region / Italien
Lizardit
Views (File:
1293662451
): 5607
Lizardit
Größe: 1,32 mm; Fundort: Val Sissone, Chiareggio, Val Malenco, Sondrio, Provinz, Lombardei (Lombardia), Region, Italien
Copyright: Matteo Chinellato; Contribution: Hg
Collection: Domenico Preite
Location: Italien/Lombardei (Lombardia), Region/Sondrio, Provinz/Val Malenco/Chiareggio/Val Sissone
Mineral: Lizardite
Image: 1293662451
Rating: 9 (votes: 1)
License: Usage for Mineralienatlas project only
Lizardit

Größe: 1,32 mm; Fundort: Val Sissone, Chiareggio, Val Malenco, Sondrio, Provinz, Lombardei (Lombardia), Region, Italien
Collection: Domenico Preite
Copyright: Matteo Chinellato
Contribution: Hg 2010-12-29
Locality: Val Sissone / Chiareggio / Val Malenco / Sondrio, Provinz / Lombardei (Lombardia), Region / Italien
Saponit auf Lizardit
Views (File:
1158836716
): 12681
Saponit auf Lizardit
Größe: 1,5 x 3 x 4 cm; Fundort: Diabassteinbruch, Oberscheld, Dillenburg, Hessen, Deutschland
Copyright: Christiane David; Contribution: Hg
Collection: JHM
Location: Deutschland/Hessen/Gießen, Bezirk/Lahn-Dill-Kreis/Dillenburg/Oberscheld/Diabassteinbruch
Mineral: Lizardite, Saponite
Image: 1158836716
Rating: 7 (votes: 3)
License: Usage for Mineralienatlas project only
Saponit auf Lizardit

Größe: 1,5 x 3 x 4 cm; Fundort: Diabassteinbruch, Oberscheld, Dillenburg, Hessen, Deutschland
Collection: JHM
Copyright: Christiane David
Contribution: Hg 2006-09-21
Locality: Diabassteinbruch / Oberscheld / Dillenburg / Lahn-Dill-Kreis / Gießen, Bezirk / Hessen / Deutschland
Lizardit
Views (File:
1177159242
): 8973
Lizardit
Bildauschnitt ca. 5 cm; Fundort Oberscheld, Dillenburg, Hessen
Copyright: Hg; Contribution: Hg
Location: Deutschland/Hessen/Gießen, Bezirk/Lahn-Dill-Kreis/Dillenburg/Oberscheld/Diabassteinbruch
Mineral: Lizardite
Image: 1177159242
Rating: 6 (votes: 1)
License: Usage for Mineralienatlas project only
Lizardit

Bildauschnitt ca. 5 cm; Fundort Oberscheld, Dillenburg, Hessen
Copyright: Hg
Contribution: Hg 2007-04-21
Locality: Diabassteinbruch / Oberscheld / Dillenburg / Lahn-Dill-Kreis / Gießen, Bezirk / Hessen / Deutschland
Lizardit
Views (File:
1313218670
): 2001
Lizardit
Lizardit psm. nach Olivin; Größe: 51x48 mm; Fundort: Snarum, Provinz Buskerud, Norwegen
Copyright: Rock Currier; Contribution: Philip Blümner
Collection: British Museum of Natural History
Location: Norwegen/Buskerud, Provinz/Modum, Kommune/Snarum
Mineral: Lizardite
Encyclopedia: Pseudomorphose
Image: 1313218670
Rating: 6 (votes: 1)
License: Usage for Mineralienatlas project only
Lizardit

Lizardit psm. nach Olivin; Größe: 51x48 mm; Fundort: Snarum, Provinz Buskerud, Norwegen
Collection: British Museum of Natural History
Copyright: Rock Currier
Contribution: Philip Blümner 2011-08-13
Locality: Snarum / Modum, Kommune / Buskerud, Provinz / Norwegen

You find additional specimen at the Geolitho Museum

Collectors Summary

Color grün, grün blau, gelb, weiß
Streak color weiß
Lustre Wachsglanz
Hardness (Mohs) 2.5
Cleavages vollkommen {0001}
Solubility +++ Säuren
Crystal System monoklin, Cm

Additional information / Summary

Lizardit kommt in verschiedenen Polytypen vor. Hier wird primär der monokline Typ beschrieben.

Weitere Polytypen lt. Strunz Mineralogical Tables 9. Ausgabe

  • Lizardit-6T1 (trigonal P3) Brindley & v. Knörring 1954
  • Lizardite-2H2 (hexagonal P63) Brigatti u. weitere, 1997

Chemism

Chemical formula

Mg3Si2O5(OH)4

Chemical composition

Magnesium, Silicium, Sauerstoff, Wasserstoff

Unit weight: 277.112898 u; Number of atoms in the formula: 18

Info

Empirical formula:

Mg3Si2O5(OH)4

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Hydrogen

H

1.45

4

22.22

1.0079470

4.0317880
Oxygen

O

51.96

9

50.00

15.9994300

143.9948700
Magnesium

Mg

26.31

3

16.67

24.3050600

72.9151800
Silicon

Si

20.27

2

11.11

28.0855300

56.1710600

Analysis wt%

MgO : 40.69, FeO : 1.81, Al2O3 : 2.79, SiO2 : 41.80, H2O : 12.90 (Ref: American Mineralogist 87)

Strunz 9th edition incl. updates

9.ED.15

9: Silikate (Germanate)
E: Schichtsilikate (Phyllosilikate)
D: Schichtsilikate (Phyllosilikate) mit [Kaolinit]-Schichten, zusammengesetzt aus tetrahedralen oder octahedralen Netzen
15:Serpentin-Gruppe

Lapis Classification

VIII/H.27-020

VIII: SILIKATE
H: Schichtsilikate
27: Glimmerartige Schicht-silikate mit Baugruppen [Si4O10] 4- und verwandte Strukturen; Serpentin-Gruppe

Classification by Hölzel

9.EM.300

9: SILICATES
E: Phyllosilicates
M: Serpentine-Group
3: Lizardite-Group

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

 Kaolinite-Serpentine Group  ⇒ Serpentine subgroup

Optical Properties

Color

grün, grün blau, gelb, weiß

Streak color

weiß

Diaphaneity (Transparency)

durchscheinend

Lustre

Wachsglanz

max. Birefringence

0.008
Birefringence chart\! Lizardite title=Birefringence chart Lizardite

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

1.538 - 1.554

RI value β

1.546 - 1.560

RI value γ / ε

1.546 - 1.560

Ri mean

1.551

2V angle

Uniaxial (-)

Orientation

Y = b, Z ~ a, X ~ c

Optical Data Luminescence

Afterglow (Persistant Luminescence)

keine Daten

Crystallography

Crystal System

monoklin

Class (H-M)

m

Space Group number

8

Space Group

Cm

Cell parameters a (Å)

5.301

Cell parameters b (Å)

9.186

Cell parameters c (Å)

7.281

Cell parameters a/b or c/a

0.577

Cell parameters c/b

0.793

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

90°

Z

2

Volume (ų)

354.548

Crystal structure

M. Mellini, G. Cressey, F. J. Wicks, and B. A. Cressey: The crystal structure of Mg end-member lizardite-1T forming polyhedral spheres from the Lizard, Cornwall. Mineral. Mag. 74 (2010) S.277-284

X-Ray Powder Diffraction

7.31(100),
4.59(50),
3.64(100),
2.494(100),
2.143(60),
1.531(70),
1.503(60),
1.306(60)
XRD chart Lizardite

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

Polytypes

Lizardite-1T

Mg3Si2O5(OH)4

trigonal

P31m

3m

Lizardite-2H1

Mg3Si2O5(OH)4

hexagonal

P63cm

6mm

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)

2.5

VHN (Hardness Vickers)

53 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

2.55 - 2.6 / Durchschnittlich = 2.57

2.596 ( ρ calc. Mineralienatlas )

Cleavages

vollkommen {0001}

Tenacity

leicht zu biegen

Instability

+++ Säuren

Chemical Properties and Tests

Cecilia Viti: Serpentine minerals discrimination by thermal analysis. American Mineralogist 95 (2010) S.631-638.

(Co-)Type locality

(Co-)Type locality

UK/England/Cornwall Co./Lizard-Halbinsel/Kennack/Eastern Cliff

Type material

Natural History Museum, London, England

National Museum of Natural History, Washington, D.C., USA

Collection number of type material

1955,243 (England); 114569 (USA)

Preface

Occurrences

Typischerweise ist Lizardit ein Produkt der retrograden Metamorphose; ersetzt Olivin, Orthopyroxen oder andere Mineralien in ultramafischen magmatischen Gesteinen.

Associations

Chrysotil, Brucit, Magnetit

Rareness

vermutlich das häufigste Serpentin-Mineral

Name from

1955 von Eric James William Whittaker und Jack Zussman nach der Typlokalität "The Lizard, Eastern Cliff, Kennack, Lizard-Halbinsel, Cornwall, England, UK" benannt.

Author (Name, Year)

Whittaker & Zussman, 1956

Distinction

Xi Liu, Yunlu Ma, Wei Yan, Mingyue He, Lamei Li, Xinhao Sui, Bijie Peng: Identify key serpentines antigorite, lizardite and chrysotile with various compositions and crystallographic orientations using micro-Raman spectroscopy. Solid Earth Sciences Vol. 8, Issue 4 (2023) S. 295-304.

References

Mineralogical Magazine 29 (1951), 526.

Mineralogical Magazine 31 (1956), 108.

Acta Crystallographica 19 (1965), 381.

Zeitschrift für Kristallographie 126 (1968), 163.

Gregorkiewitz, M., Lebech, B., Mellini, M., and Viti, C. - Hydrogen positions and thermal expansion in lizardite-1T from Elba: A low-temperature study using Rietveld refinement of neutron diffraction data - American Mineralogist 81 (1996), 1111-1116.

Balan, E., Saitta, A.M., Mauri, F., Lemaire, C., and Guyot, F. - First-principles calculation of the infrared spectrum of lizardite. American Mineralogist 87 (2002), 1286-1290.

Canadian Mineralogist 41 (2003), 883.

Physics and Chemistry of Minerals 33 (2006), 629.

Wicks, F.J. and Chatfield, E.J. - Scrolling of thin crystals of lizardite: an expression of internal stress. Canadian Mineralogist 43 (2005), 193-2004.

American Mineralogist, Volume 72, pages 94i-948, 1987 http://rruff.geo.arizona.edu/doclib/am/vol72/AM72_943.pdf

American Mineralogist 79 (1994) 1194-1198 http://rruff.geo.arizona.edu/doclib/am/vol79/AM79_1194.pdf

American Mineralogist 81 (1996) 1111-1116 http://rruff.geo.arizona.edu/doclib/am/vol81/AM81_1111.pdf

American Mineralogist 82 (1997) 931-935 http://rruff.geo.arizona.edu/doclib/am/vol82/AM82_931.pdf

The Canadian Mineralogist 36 (1998) 1587-1594 http://rruff.geo.arizona.edu/doclib/cm/vol36/CM36_1587.pdf

The Canadian Mineralogist 49 (2011) 1045-1054

European Journal of Mineralogy 1 (1989) 13-19

Physics and Chemistry of Minerals 33 (2006) 266-275

IMA group assignments

 
Kaolinite-Serpentine Group
 
 
 

 
 
Serpentine subgroup
 
monoklin
 

 
 
 
Amesite
Mg2Al(SiAl)O5(OH)4
triklin
C1

 
 
 
Antigorite
(Mg,Fe2+)3Si2O5(OH)4
monoklin
Cm

 
 
 
Berthierine
(Fe2+,Fe3+,Al)3(Si,Al)2O5(OH)4
monoklin
C2/m

 
 
 
Brindleyite
(Ni,Mg,Fe2+)2Al(SiAl)O5(OH)4
monoklin
 

 
 
 
Caryopilite
Mn2+3Si2O5(OH)4
monoklin
Cm

 
 
 
Chrysotile
Mg3Si2O5(OH)4
 
 

 
 
 
Cronstedtite
Fe22+Fe3+(SiFe3+)O5(OH)4
trigonal
P31m

 
 
 
Fraipontite
(Zn,Al)3(Si,Al)2O5(OH)4
monoklin
 

 
 
 
Guidottiite
Mn2Fe3+(SiFe3+)O5(OH)4
hexagonal
P63

 
 
 
Kellyite
(Mn2+,Mg,Al)3(Si,Al)2O5(OH)4
hexagonal
P63

 
 
 
Lizardite
Mg3Si2O5(OH)4
monoklin
Cm

 
 
 
Népouite
(Ni,Mg)3Si2O5(OH)4
orthorhombisch
Ccm21

 
 
 
Pecoraite
Ni3Si2O5(OH)4
monoklin
 

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Actuality: 03. Sep 2024 - 16:01:17

Other languages

German

Lizardit

English

Lizardite

Russian

Лизардит

Simplified Chinese

利蛇纹石

Alternative Name

German

Lizardit-1M

Spanish

Lizardita

English

Lizardite-1M

German

Norwegische Jade

Handels- bzw. Trivialname für derben Lizardit

German

Scyelit

Spanish

Scyelita

Scyelite

CNMNC symbol

Symbol

Lz

Rock part of

 
Rocks

 
 
metamorphic rocks and metasediments

 
 
 
meta-igneous rock

 
 
 
 
meta-crystalline igneous rocks

 
 
 
 
 
meta-normal crystalline rocks

 
 
 
 
 
 
meta-coarse-grained crystalline rocks

 
 
 
 
 
 
 
meta-ultramafic-rock

 
 
 
 
 
 
 
 
serpentinite  

 
 
 
rock names based on modal composition of metamorphic rocks

 
 
 
 
monomineralic metamorphic rocks

 
 
 
 
 
serpentinite  

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Hint

- Essential mineral - Important for the classification of the rock.
- Accessory or non-essential mineral - this minerals are common, sometimes major part of, but are not always present.

Actuality: 03. Sep 2024 - 16:01:17

Locations with GPS information

IDs

GUSID (Global unique identifier short form) oKRpCewOAkOR3ywg4RgkZA
GUID (Global unique identifier) 0969A4A0-0EEC-4302-91DF-2C20E1182464
Database ID 2239