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Petrukite Mineral Data
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General Petrukite Information
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 Chemical Formula: |
(Cu,Fe,Zn)2(Sn,In)S4 |
| Composition: |
Molecular Weight = 379.82 gm |
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Zinc 3.44 % Zn |
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Indium 6.05 % In |
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Iron 8.82 % Fe |
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Copper 20.08 % Cu |
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Silver 2.84 % Ag |
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Tin 25.00 % Sn |
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Sulfur 33.77 % S |
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______ |
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100.00 % |
| Empirical Formula: |
Cu1.2Fe2+0.6Zn0.2Ag0.1Sn0.8In0.2S4 |
| IMA Status: |
Approved IMA 1989 |
| Locality: |
Herb claim, Turnagain River, British Columbia, Canada. Link to MinDat.org Location Data. |
| Name Origin: |
Named for William Petruk (1930-), Canadian mineralogist. |
| Name Pronunciation: |
Petrukite + Pronunciation  |
| Synonym: |
IMA1985-052 |
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Petrukite Crystallography
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| Axial Ratios: |
a:b:c =1.1905:1:0.9745 |
| Cell Dimensions: |
a = 7.667, b = 6.44, c = 6.276, Z = 2; V = 309.88 Den(Calc)= 4.07 |
| Crystal System: |
Orthorhombic - Pyramidal H-M Symbol (mm2) Space Group: P mn21 |
| X Ray Diffraction: |
By Intensity(I/Io): 3.13(1), 1.11(0.6), 1.915(0.6),1.106(0.6), 1.24(0.5), 1.64(0.5), 2.71(0.4), 10.04(0.3), 2.42(0.2), |
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Physical Properties of Petrukite
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| Cleavage: |
{110} Distinct, {100} Distinct, {010} Distinct |
| Color: |
Gray, Brown. |
| Density: |
4.61 |
| Diaphaneity: |
Opaque |
| Habit: |
Granular - Generally occurs as anhedral to subhedral crystals in matrix. |
| Habit: |
Microscopic Crystals - Crystals visible only with microscopes. |
| Hardness: |
4.5 - Between Fluorite and Apatite |
| Luster: |
Metallic |
| Streak: |
black |
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Calculated Properties of Petrukite
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| Electron Density: |
Bulk Density (Electron Density)=3.75 gm/cc
note: Specific Gravity of Petrukite =4.07 gm/cc.
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| Fermion Index: |
Fermion Index = 0.04
Boson Index = 0.96 |
| Photoelectric: |
PEPetrukite = 114.46 barns/electron
U=PEPetrukite x rElectron Density= 429.03 barns/cc.
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Petrukite is Not Radioactive |
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Petrukite Classification
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| Dana Class: |
02.09.18.01 (02)Sulfides - Including Selenides and Tellurides |
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(02.09)where Am Bn Xp, with (m+n):p=1:1 |
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(02.09.18)Dana Group |
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02.09.18.01 Petrukite (Cu,Fe,Zn)2(Sn,In)S4 P mn21 mm2 |
| Strunz Class: |
02.KA.05 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf |
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02.K - Sulfarsenates, Sulfantimonates |
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02.KA -Sulfarsenates with (As,Sb)S4 tetrahedra |
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02.KA.05 Enargite Cu3AsS4 Pnm21 mm2 |
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02.KA.05 Petrukite (Cu,Fe,Zn)2(Sn,In)S4 P mn21 mm2 |
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02.KA.05 Stibioenargite* Cu3(Sb,As)S4 Unk Ortho |
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Other Petrukite Information
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| References: |
NAME( Dana8) PHYS. PROP.(Dana8) |
| See Also: |
Links to other databases for Petrukite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info
15 - WWW-MINCRYST
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Print or Cut-and-Paste your Petrukite Specimen Label here :
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Petrukite
(Cu,Fe,Zn)2(Sn,In)S4
Dana No: 02.09.18.01 Strunz No: 02.KA.05
Locality:
Notes:
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