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Colusite (Colusit)

Pictures (28 Images total)

Colusit-Zwilling
Views (Image: 1614869954): 390
Colusit-Zwilling (SNr: Car-Colu-3-1-3)  D

Bildhöhe 6 mm; verzwillingter tetraedrischer Colusit-Kristall zusammen mit Albit von Fantiscritti, Carrara, Italien. Am unteren rechten Rand des Aggregates findet sich noch etwas Zinkblende.

Collection: Klaus Schäfer
Copyright: Klaus Schäfer
Contribution: Klaus Schäfer 2021-03-04
Locality: Cava di Fantiscritti / Carrara / Massa-Carrara, Provinz / Toskana (Toscana) / Italien
Colusit mit Sphalerit
Views (Image: 1306780495): 538
Colusit mit Sphalerit

Größe: 2,75 mm; Fundort: Val Pulita, Carrara, , Apuanische Alpen, Massa-Carrara-Bezirk, Toskana (Toscana), Italien

Copyright: Matteo Chinellato
Contribution: Hg 2011-05-30
Locality: Val Pulita / Carrara / Massa-Carrara, Provinz / Toskana (Toscana) / Italien
Colusit mit Sulvanit
Views (Image: 1275992967): 1115, Rating: 8.6
Colusit mit Sulvanit

Größe: 7,53 mm; Fundort: Val Pulita, Carrara, , Apuanische Alpen, Massa-Carrara-Bezirk, Toskana (Toscana), Italien

Copyright: Matteo Chinellato
Contribution: Hg 2010-06-08
Locality: Val Pulita / Carrara / Massa-Carrara, Provinz / Toskana (Toscana) / Italien
Colusit auf Sphalerit
Views (Image: 1291674347): 1295, Rating: 9.25
Colusit auf Sphalerit

Größe: 1,11 mm, Fundort: Fantiscritti-Steinbruch, Carrara, Apuanische Alpen, Massa-Carrara-Bezirk, Toskana, Italien

Copyright: Matteo Chinellato
Contribution: Hg 2010-12-06
Locality: Cava di Fantiscritti / Carrara / Massa-Carrara, Provinz / Toskana (Toscana) / Italien
Colusit
Views (Image: 1275898157): 1074
Colusit

Größe: 3,35 mm; Fundort: Val Bona, Carrara, Apuanische Alpen, Massa-Carrara-Bezirk, Toskana (Toscana), Italien

Copyright: Matteo Chinellato
Contribution: Hg 2010-06-07
Locality: Val Bona / Carrara / Massa-Carrara, Provinz / Toskana (Toscana) / Italien
Colusit
Views (Image: 1457265351): 776
Colusit (SNr: Car-Colu-2-1-4)

Bildhöhe circa 3 mm; Colusit-Zwilling von Facciata, Carrara, Italien

Collection: Klaus Schäfer
Copyright: Klaus Schäfer
Contribution: Klaus Schäfer 2016-03-06
Locality: Facciata / Carrara / Massa-Carrara, Provinz / Toskana (Toscana) / Italien

Collectors Summary

Color bronze, bronzebraun, bronzegrau
Streak color schwarz
Lustre Metallglanz
Hardness (Mohs) 3.00 - 4.00
Cleavages keine beobachtet
Fracture uneben, splittrig
Solubility +++ HNO3, Königswasser
Crystal System kubisch, P43n

Chemism

Chem­ical formula

Cu12VAs3S16

Chem­ical com­po­si­tion

Arsen, Kupfer, Schwefel, Vanadium

Unit weight: 1551.309916 u; Number of atoms in the formula: 32

Info

Empirical formula:

Cu12VAs3S16

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Sulfur

S

33.07

16

50.00

32.0655000

513.0480000

Vanadium

V

3.28

1

3.13

50.9415100

50.9415100

Copper

Cu

49.16

12

37.50

63.5463000

762.5556000

Arsenic

As

14.49

3

9.38

74.9216020

224.7648060

Anal­y­sis wt%

Cu : 47.99, Fe : 1.09, Sn : 6.71, V : 2.28, Te : 1.26, As : 9.54, S : 30.65 (Ref: American Mineralogist 39)

Strunz 9th edi­tion incl. updates

2.CB.30

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfarsenite, Sulfantimonite, Sulfbismuthite)
C: Metallsulfide, M : S = 1 : 1 (und ähnliche)
B: mit Zink (Zn), Eisen (Fe), Kupfer (Cu), Silber (Ag), usw.
30:Germanit-Gruppe

Lapis Clas­sifica­tion

II/C.10-040

II: SULFIDE UND SULFOSALZE (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide)
C: Sulfide mit Metall : S,Se,Te ~ 1:1

Clas­sifica­tion by Hölzel

2.CB.530

2: SULFIDES
C: Sulfides (etc) with Me/S=1/1
B: With Zn,Cu (etc), Coordination Number ~[4] Framework of Cornersharing Tetrahedra: Sphalerite-Germanite-Family
5: Germanite-Colusite-Mawsonite-Group

Hey's Chem­ical Index of Min­er­als

06.04.03

06: Sulphosalts - Sulphostannates, Sulphogermanates,Sulpharsenates, Sulphantimonates, Sulphovanadates and Sulphohalides
04: Sulphovanadates

Dana 8th edi­tion

03.01.01.01

03: Sulfides - Sulfosalts
01: Sulfides - Sulfosalts where z/y > 4 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals
01: Colusite Group (Isometric: P-43n) with Cu and V

IMA sta­tus

anerkannt, pre IMA, vererbt

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

bronze, bronzebraun, bronzegrau

Streak color

schwarz

Change in color

cremefarben in reflektiertem Licht

Diaphane­ity (Trans­parency)

opak

Lus­tre

Metallglanz

Reflec­tiv­ity: (Lambda nm) ↓, ↑, Ø

(400) 25.10, , 25.10
(420) 25.50, , 25.50
(440) 25.90, , 25.90
(460) 26.40, , 26.40
(480) 27.00, , 27.00
(500) 27.70, , 27.70
(520) 28.60, , 28.60
(540) 29.60, , 29.60
(560) 30.50, , 30.50
(580) 31.20, , 31.20
(600) 31.70, , 31.70
(620) 32.00, , 32.00
(640) 31.90, , 31.90
(660) 31.60, , 31.60
(680) 31.30, , 31.30
(700) 31.00, , 31.00

Reflection chart Colusite

Reflec­tiv­ity Ø

29.19

Crystallography

Crystal Sys­tem

kubisch

Class (H-M)

43m

Space Group number

218

Space Group

P43n

Cell param­e­ters a (Å)

10.58

Cell param­e­ters b (Å)

-

Cell param­e­ters c (Å)

-

Cell param­e­ters a/b or c/a

1

Cell param­e­ters c/b

-

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

90°

Z

2

Volumne (ų)

1184.287

X-Ray Pow­der Diffrac­tion

3.04(100),
1.860(100),
1.586(80),
1.317(50),
1.209(50),
1.178(50),
1.074(50),
1.012(50)

XRD chart Colusite

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)

3.00 - 4.00

VHN (Hard­ness Vick­ers)

322 - 3.79; Ø 351 (100g)

Density (g/cm³)

4.43 (gemessen) 4.5(berechnet)

4.35 ( ρ calc. Mineralienatlas )

Cleav­ages

keine beobachtet

Frac­ture

uneben, splittrig

Tenac­ity

spröde

Radioac­tiv­ity

keine

Insta­bil­ity

+++ HNO3, Königswasser

Preface

Asso­cia­tions

Pyrit, TetrahedritTennantit, Enargit, Luzonit, Stannoidit, Goldfieldit, Germanit, Reniérit, Bornit, Chalcocit, Covellin, Chalcopyrit, Sphalerit, Galenit

Name from

Der Name wurde von R. E. Landon und A. H. Mogilnor 1933 für die Tyxplokalität vergeben, die East Colusa Mine in Butte, Montana, USA

Author (Name, Year)

Landon & Mogilnor, 1933

References

Schneiderhohn, Hans and Ramdohr, Paul (1931) Lehrbuch Erzmikroskopie.

Berman and Gonyer, American Mineralogist 24 (1939), 369-381.

Spry et al (1994) New occurrences and refined crystal chemistry of colusite, with comparisons to arsenosulvite. American Mineralogist, Volume 79, 750-762, 1994

Strunz Mineralogical Tables 9. Edition (2001).

Other languages

German

Colusit

Spanish

Colusita

English

Colusite

French

Colusite

Russian

Колусит

Simplified Chinese

锡砷硫钒铜矿

Alternative Name

German

Collusit

Spanish

Collusita

Collusite

CNMNC symbol

Symbol

Col

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

German pages

DeWikiPedia - search for: Colusit
Google-Bilder-Suche - search for: Colusit
Mineralienatlas.de (Forum) - search for: Colusit

English pages

Mindat - search for: Colusite
Webmineral - search for:Colusite
Handbook-of-Mineralogy - search for: Colusite
RRUFF - Raman, XRD and other mineral data - search for: Colusite
RRUFF - References and PDF downloads - search for: Colusite
American-Mineralogist-Crystal-Structure-Database - search for: Colusite
Strahlen.org - search for: Colusite

Russian pages

Webmineral.ru - search for: Колусит

Mineral Dealer

German pages

hausen - Mineralgroßhandel - search for: Colusit
Crystal-Treasure.com - search for: Colusit
Bosse - search for: Colusit
Edelsteine Neuburg - Gundolf Fischer - search for: Colusit

Locations with GPS information