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Montetrisait

Größe: bis 0,5 mm; Fundort: Putzkammeralp, Gaflunatal, Verwallgruppe, Montafon, Vorarlberg, Österreich

Stephan Wolfsried

Contribution: Hg 2012-05-23

Locality: Putzkammeralpe / Rindertal (Gaflunatal) / Verwallgruppe / Montafon / Bludenz, Bezirk / Vorarlberg / Österreich

Collectors Summary

Hardness (Mohs)

2.5

Cleavages

vollkommen (001)

Fracture

muschelig

Solubility

+ verdünnte HCl

Crystal System

orthorhombisch, Cmc2₁

Chemism

Chemical formula

Cu₆(SO₄)(OH)₁₀·2 H₂O

Chemical composition

Kupfer, Sauerstoff, Schwefel, Wasserstoff

Unit weight: 683.445438 u; Number of atoms in the formula: 37

Info

Empirical formula:

Cu₆(SO₄)(OH)₁₀·2H₂O

Element	Symbol	Weight%	Atoms	Atoms%	Atom weight (u)	Sum weight (u)
Hydrogen	H	2.06	14	37.84	1.0079470	14.1112580
Oxygen	O	37.46	16	43.24	15.9994300	255.9908800
Sulfur	S	4.69	1	2.70	32.0655000	32.0655000
Copper	Cu	55.79	6	16.22	63.5463000	381.2778000

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Analysis wt%

SO₃ : 11.17, CuO : 71.66, H₂O : 19.00 (Ref: Canadian Mineralogist 2009)

Strunz 9th edition incl. updates

7.DD.70

7: Sulfate (Selenate, Tellurate, Chromate, Molybdate, Wolframate)
D: Sulfate (Selenate, etc.) mit weitere Anionen, mit H₂O
D: mit mittelgroßen Kationen; Lagen von kantenverknüpften Oktaedern
70:Redgillit-Gruppe

Lapis Classification

VI/D.03-003

VI: SULFATE, CHROMATE, MOLYBDATE UND WOLFRAMATE
D: Wasserhaltige Sulfate, mit fremden Anionen
3: Mittelgroße Kationen

Classification by Hölzel

7.DB.205

7: SULFATES CHROMATES MOLYBDATES WOLFRAMATES
D: Sulfates (+Anions +Water)
B: Langite-Group

IMA status

anerkannt Mai 2007

Mineral status

anerkanntes Mineral

Crystallography

Crystal System	orthorhombisch
Class (H-M)	mm2
Space Group number	36
Space Group	Cmc2₁
Cell parameters a (Å)	2.989
Cell parameters b (Å)	16.970
Cell parameters c (Å)	14.812
Cell parameters a/b or c/a	0.176
Cell parameters c/b	0.873
Cell parameters α	90°
Cell parameters β	90°
Cell parameters γ	90°
Z	2
Volumne (Å³)	751.314
X-Ray Powder Diffraction	7.45(100), 3.73(35), 2.788(18), 2.654(8), 2.503(14), 2.341(9), 2.166(9), 1.598(20)
	Calculated from d-spacing and intensity at 0.1541838 nm (Cu)

Crystals 3D

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Crystal Structure 3D

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Physical Properties

Hardness (Mohs)	2.5
VHN (Hardness Vickers)	32 (ungefähre Angabe abgeleitet aus der Mohshärte)
Density (g/cm³)	3.023 (berechnet)
	3.021 ( ρ calc. Mineralienatlas )
Cleavages	vollkommen (001)
Fracture	muschelig
Tenacity	spröde
Instability	+ verdünnte HCl

(Co-)Type locality

Italien /Venetien (Veneto), Region /Vicenza, Provinz /Torrebelvicino /Val Mercanti /Monte Trisa

Italien /Venetien (Veneto), Region /Vicenza, Provinz /Torrebelvicino /Val Mercanti /Monte Trisa /Stollen Nr.4

Preface

Author (Name, Year)

Paolo Orlandi, 2007

References

Neue Mineralien IMA Veröffentlichung Mai 2007

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

Redgillite	Cu₆(OH)₁₀(SO₄)·H₂O monoklin : 2/m : P2₁/c	7.DD.70
Montetrisaite	Cu₆(SO₄)(OH)₁₀·2 H₂O orthorhombisch : mm2 : Cmc2₁	7.DD.70

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

Montetrisaite	Cu₆(SO₄)(OH)₁₀·2 H₂O orthorhombisch : mm2 : Cmc2₁	VI/D.03-003
Redgillite	Cu₆(OH)₁₀(SO₄)·H₂O monoklin : 2/m : P2₁/c	VI/D.03-005
Posnjakite	Cu₄(SO₄)(OH)₆·H₂O monoklin : m : Pa	VI/D.03-010
Langite	Cu₄(SO₄)(OH)₆·2H₂O monoklin : m : Pc	VI/D.03-020
Wroewolfeite	Cu₄(SO₄)(OH)₆·2H₂O monoklin : m : Pc	VI/D.03-030
Namuwite	(Zn,Cu)₄(SO₄)(OH)₆·4H₂O trigonal : 3 : P3	VI/D.03-040
Osakaite	Zn₄SO₄(OH)₆·5H₂O triklin : 1 : P1	VI/D.03-045
Guarinoite	(Zn,Co,Ni)₆(SO₄)(OH,Cl)₁₀·5H₂O hexagonal	VI/D.03-050
Thérèsemagnanite	NaCo₄(SO₄)(OH)₆Cl·6H₂O trigonal : 3 : P3	VI/D.03-055
Schulenbergite	(Cu,Zn)₇(SO₄,CO₃)₂(OH)₁₀·3H₂O trigonal : 3, 3 : P3, P3	VI/D.03-060
Christelite	Zn₃Cu₂[(OH)₆\|(SO₄)₂]·4H₂O triklin : 1 : P1	VI/D.03-065
Ktenasite	ZnCu₄(SO₄)₂(OH)₆·6H₂O monoklin : 2/m : P2₁/c	VI/D.03-070
Ramsbeckite	(Cu,Zn)₁₅(SO₄)₄(OH)₂₂·6H₂O monoklin : 2/m : P2₁/a	VI/D.03-075
Nakauriite	Cu₈(SO₄)₄(CO₃)(OH)₆·48H₂O orthorhombisch	VI/D.03-090

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

Redgillite	Cu₆(OH)₁₀(SO₄)·H₂O monoklin : 2/m : P2₁/c	7.DB.200
Montetrisaite	Cu₆(SO₄)(OH)₁₀·2 H₂O orthorhombisch : mm2 : Cmc2₁	7.DB.205

Other languages

German	Montetrisait
Spanish	Montetrisaita
English	Montetrisaite

IMA Number

IMA 2007-009

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

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

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German pages

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Crystal-Treasure.com - search for: Montetrisait
Bosse - search for: Montetrisait

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