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Wonesit

blättriges Aggregat von Wonesit, Post Pond Volcanics, Norwich, Windsor County, Vermont, USA; BB 5 mm

MinTreasure.com (Carsten Slotta)

Contribution: openpit 2020-06-09

Locality: Post Pond Volcanics / Mt Cube Quadrangle / Norwich / Orange Co. / Vermont / USA

Collectors Summary

Color

gelblichbraun

Streak color

weiß

Hardness (Mohs)

2.50 - 3.00

Cleavages

vollkommen {001}

Crystal System

triklin, C1

Chemism

Chemical formula

(Na,K,☐)(Mg,Fe,Al)₆(Si,Al)₈O₂₀(OH,F)₄

Chemical composition

Aluminium, Eisen, Magnesium, Natrium, Silicium, Fluor, Kalium, Sauerstoff, Wasserstoff, Vakanz

Unit weight: 842.217244691 u; Number of atoms in the formula: 42

Info

Empirical formula:

(Na_0.6K_0.3Vc_0.1)(Mg_0.6Fe_0.3Al_0.1)₆(Si_0.75Al_0.25)₈O₂₀((OH)_0.75F_0.25)₄

Element	Symbol	Weight%	Atoms	Atoms%	Atom weight (u)	Sum weight (u)
Vacancy	Vc	0.00	0.1	0.24	0.0000000	0.0000000
Hydrogen	H	0.36	3	7.14	1.0079470	3.0238410
Oxygen	O	43.69	23	54.76	15.9994300	367.9868900
Fluorine	F	2.26	1	2.38	18.9984033	18.9984033
Sodium	Na	1.64	0.6	1.43	22.9897702	13.7938621
Magnesium	Mg	10.39	3.6	8.57	24.3050600	87.4982160
Aluminium	Al	8.33	2.6	6.19	26.9815382	70.1519993
Silicon	Si	20.01	6	14.29	28.0855300	168.5131800
Potassium	K	1.39	0.3	0.71	39.0983100	11.7294930
Iron	Fe	11.94	1.8	4.29	55.8452000	100.5213600

Search for minerals with similar chemistry

Strunz 9th edition incl. updates

9.EC.20

9: Silikate (Germanate)
E: Schichtsilikate (Phyllosilikate)
C: Schichtsilikate (Phyllosilikate) mit Glimmer Tafeln, zusammengesetzt aus tetrahedralen oder octahedralen Netzen
20:Phlogopit-Gruppe

Lapis Classification

VIII/H.13-010

VIII: SILIKATE
H: Schichtsilikate
13: Glimmerartige Schicht-silikate mit Baugruppen [Si4O10] 4- und verwandte Strukturen; Glimmer-Gruppe; Alkali-defizitäre Glimmer (Anhang)

Classification by Hölzel

9.EI.160

9: SILICATES
E: Phyllosilicates
I: Montmorillonite-Saponite-Group

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

IMA Classification

Mica group ⇒ Micas with lack of interlayers (IDM)

Optical Properties

Color	gelblichbraun
Streak color	weiß
max. Birefringence	0.064
	$Birefringence chart\! Wonesite title=Birefringence chart Wonesite$ 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	1.544
RI value β	1.608
RI value γ / ε	1.608
Ri mean	1.587
2V angle	Biaxial (-) 0° - 5° (gemessen)
Orientation	Y = b
Absorption	Z = Y > X
Pleochroism	stark, X = hellbraun, Y = Z = dunkelbraun

Crystallography

Crystal System	triklin
Class (H-M)	1
Space Group number	2
Space Group	C1
Cell parameters a (Å)	5.31
Cell parameters b (Å)	9.18
Cell parameters c (Å)	9.75
Cell parameters a/b or c/a	0.578
Cell parameters c/b	1.062
Cell parameters α	96.20
Cell parameters β	96.50
Cell parameters γ	89.90
Z	1
Volumne (Å³)	469.428

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)	2.50 - 3.00
VHN (Hardness Vickers)	68 (ungefähre Angabe abgeleitet aus der Mohshärte)
Density (g/cm³)	2.89 (berechnet)
	2.979 ( ρ calc. Mineralienatlas )
Cleavages	vollkommen {001}
Tenacity	elastisch

(Co-)Type locality

USA /Vermont /Orange Co./Norwich /Mt Cube Quadrangle /Post Pond Volcanics

Type material

Harvard University, Cambridge, Massachusetts, USA

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

The Natural History Museum, London, England

Collection number of type material

127103, 127104 (Massachusetts), 145724, 162422 - 162428 (Washington); 1982,117 (London)

Preface

Name from	Um Petrologe David R. Wones (1932 {1984), Professor für Geologie, Virginia Polytechnic Institute und State University, Blacksburg, Virginia, USA zu ehren
Author (Name, Year)	Spear & Hazen & Rumble, 1981

References

American Mineralogist 66 (1981), 100

American Mineralogist 90 (2005), 725

IMA group assignments

Related minerals "Strunz Classification" (9. Edition) [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Annite	KFe²⁺₃(Si₃Al)O₁₀(OH,F)₂ monoklin : 2/m : C2/m	9.EC.20
'Biotite'	K(Mg,Fe²⁺)₃(Si₃Al)O₁₀(OH,F)₂ monoklin : 2/m : C2/m	9.EC.20
Garmite	CsLiMg₂(Si₄O₁₀)F₂ monoklin : m, 2/m : C2, Cm	9.EC.20
'Ephesite'	NaLiAl₂(Al₂Si₂)O₁₀(OH)₂ monoklin : m : Cc	9.EC.20
Meifuite	KFe₆(Si₇Al)O₁₉(OH)₄Cl₂ triklin : 1 : P1	9.EC.20
Orlovite	KLi₂TiSi₄O₁₁F monoklin : 2 : C2	9.EC.20
Wonesite	(Na,K,☐)(Mg,Fe,Al)₆(Si,Al)₈O₂₀(OH,F)₄ triklin : 1 : C1	9.EC.20
Eastonite	KMg₂Al[(OH)₂\|Al₂Si₂O₁₀] monoklin : 2 : C2	9.EC.20
Suhailite	(NH₄)(Fe²⁺)₃(Si₃Al)O₁₀(OH)₂ monoklin : C2/m ?	9.EC.20
Norrishite	KLiMn³⁺₂Si₄O₁₂ monoklin : 2/m : C2/m	9.EC.20
Phlogopite	KMg₃(Si₃Al)O₁₀(F,OH)₂ monoklin : 2/m : C2/m	9.EC.20
Aspidolite-1M	NaMg₃(AlSi₃)O₁₀(OH)₂ monoklin : 2/m : C2/m	9.EC.20
Balestraite	KLi₂V⁵⁺Si₄O₁₂ monoklin : 2 : C2	9.EC.20
Fluorannite	KFe₃²⁺[(F,OH)₂\|AlSi₃O₁₀] monoklin : 2/m : C2/m	9.EC.20
Gorbunovite	CsLi₂(Ti,Fe)Si₄O₁₀(F,OH,O)₂ monoklin : 2/m, 2, m : C2/m, C2, Cm	9.EC.20
Sokolovaite	CsLi₂AlSi₄O₁₀F₂ monoklin	9.EC.20
'Zinnwaldite'	KLiFe²⁺Al(AlSi₃)O₁₀(F,OH)₂ monoklin : 2 : C2	9.EC.20
Hendricksite	K(Zn,Mn)₃Si₃AlO₁₀(OH)₂ monoklin : 2/m : C2/m	9.EC.20
Yangzhumingite	KMg_2.5Si₄O₁₀F₂ monoklin : 2/m : C2/m	9.EC.20
Fluorotetraferriphlogopite	KMg₃Fe³⁺Si₃O₁₀F₂ monoklin : 2/m : C2/m	9.EC.20
Preiswerkite	NaMg₂Al₃Si₂O₁₀(OH)₂ monoklin : 2/m : C2/m	9.EC.20
'Shirozulite'	K(Mn²⁺,Mg)₃[(OH)₂\|AlSi₃O₁₀]	9.EC.20
Kreiterite	CsLi₂Fe³⁺Si₄O₁₀F₂ monoklin : 2/m, m, 2 : C2/m, C2, Cm	9.EC.20
Masutomilite	K(Li,Al,Mn²⁺)₃(Si,Al)₄O₁₀(F,OH)₂ monoklin : 2 : C2	9.EC.20
Oxyphlogopite	K(Mg,Ti,Fe)₃[(Si,Al)₄O₁₀](O,F)₂ monoklin : 2/m : C2/m	9.EC.20
Shirokshinite	KNaMg₂[F₂\|Si₄O₁₀] monoklin : 2/m : C2/m	9.EC.20
Trilithionite	KLi_1.5Al_1.5[F₂\|AlSi₃O₁₀] monoklin : 2/m : C2/m	9.EC.20
Polylithionite	KLi₂AlSi₄O₁₀(F,OH)₂ monoklin : 2/m : C2/m	9.EC.20
Siderophyllite	KFe₂²⁺Al(Al₂Si₂)O₁₀(F,OH)₂ monoklin : 2 : C2/m	9.EC.20
'Spodiophyllite'	(Na,K)₄(Mg,Fe²⁺)₃(Fe³⁺,Al)₂(Si₈O₂₄)	9.EC.20
'Fluorphlogopite'	K(Mg,Fe²⁺)₃(Si₃Al)O₁₀(F,OH)₂	9.EC.20
Fluorophlogopite	KMg₃(AlSi₃)O₁₀F₂ monoklin : 2/m : C2/m	9.EC.20
'Tetraferriannite'	KFe²⁺₃(Si₃Fe³⁺)O₁₀(OH)₂ monoklin : 2/m : C2/m	9.EC.20
Tetraferriphlogopite	KMg₃[(F,OH)₂\|(Al,Fe³⁺)Si₃O₁₀] monoklin : 2/m : C2/m	9.EC.20

Related minerals "Lapis Classification" [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Wonesite	(Na,K,☐)(Mg,Fe,Al)₆(Si,Al)₈O₂₀(OH,F)₄ triklin : 1 : C1	VIII/H.13-010
'Brammallite'	(Na,H₃O)(Al,Mg,Fe)₂(Si,Al)₄O₁₀[(OH)₂,H₂O] monoklin : 2/m : C2/c	VIII/H.13-020
'Illite' (Var.v. Muscovite)	(K,H₃O)Al₂(Si₃Al)O₁₀(H₂O,OH)₂ monoklin : 2/m : C2/c	VIII/H.13-030
'Glauconite'	(K,Na)(Fe³⁺,Al,Mg)₂(Si,Al)₄O₁₀(OH)₂ monoklin : 2/m : C2/m	VIII/H.13-040

Related minerals "Hoelzel Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Montmorillonite	(Na,Ca)_0.3(Al,Mg)₂Si₄O₁₀(OH)₂·nH₂O monoklin : 2/m : C2/m	9.EI.100
'Hectorite'	Na_0.3(Mg,Li)₃Si₄O₁₀(F,OH)₂ monoklin	9.EI.120
Swinefordite	(Ca,Na)_0.3(Al,Li,Mg)₂(Si,Al)₄O₁₀(OH,F)₂·2H₂O hexagonal	9.EI.130
Wonesite	(Na,K,☐)(Mg,Fe,Al)₆(Si,Al)₈O₂₀(OH,F)₄ triklin : 1 : C1	9.EI.160

Other languages

German	Wonesit
Spanish	Wonesita
English	Wonesite
French	Wonesite
Russian	Вонезит

Automatic Links to external internet sources (Responsibility is with the operator)

German pages	DeWikiPedia - search for: Wonesit Google-Bilder-Suche - search for: Wonesit Mineralogisch-Petrographisches-Institut Hamburg - search for: Wonesit
English pages	Mindat - search for: Wonesite Webmineral - search for:Wonesite Handbook-of-Mineralogy - search for: Wonesite RRUFF - Raman, XRD and other mineral data - search for: Wonesite RRUFF - References and PDF downloads - search for: Wonesite American-Mineralogist-Crystal-Structure-Database - search for: Wonesite Athena - search for: Wonesite
Russian pages	Webmineral.ru - search for: Вонезит

Mineral Dealer

German pages

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