Lindstromite Mineral Data

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General Lindstromite Information

Chemical Formula:

Pb3Cu3Bi7S15

Composition:

Molecular Weight = 2,756.09 gm

Copper 6.92 % Cu

Bismuth 53.08 % Bi

Lead 22.55 % Pb

Sulfur 17.45 % S

______

100.00 %

Empirical Formula:

Pb₃Cu₃Bi₇S₁₅

Environment:

Of hydrotherma origin.

IMA Status:

Valid Species (Pre-IMA) 1924

Locality:

Gladhammar, Småland, Kalmar, Sweden. Link to MinDat.org Location Data.

Name Origin:

Named for Gustav Lindstrom (1838-1916), Swedish mineral chemist of the Swedish Museum of Natrual History, Stockholm, Sweden.

Name Pronunciation:

Lindstromite + Pronunciation

Synonym:

Lindstroemite

Lindstromite Image

Images:

Lindstromite

Comments: Silvery metallic lindstromite on matrix.
Location: Silver Miller Mine, Cobalt, Ontario, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Lindstromite Crystallography

Axial Ratios:

a:b:c =4.8502:1:0.3458

Cell Dimensions:

a = 56.115, b = 11.5695, c = 4.001, Z = 4; V = 2,597.54 Den(Calc)= 7.05

Crystal System:

Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: Pbnm

Crystal Structure:

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Horiuchi H , Wuensch B J , The Canadian Mineralogist , 15 (1977) p.527-535, Lindstromite, Cu3Pb3Bi7S15: Its space group and ordering scheme, for metal atoms in the crystal structure

Physical Properties of Lindstromite

Cleavage:

{100} Good, {010} Good, {230} Distinct

Color:

Gray, Tin white.

Density:

7.01

Diaphaneity:

Opaque

Fracture:

Conchoidal - Uneven - Uneven fracture producing small, conchoidal fragments.

Habit:

Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline).

Habit:

Striated - Parallel lines on crystal surface or cleavage face.

Hardness:

3-3.5 - Calcite-Copper Penny

Luster:

Metallic

Streak:

black

Optical Properties of Lindstromite

Reflectivity

**Standardized Intensity (100%) Reflection Spectra of Lindstromite in Air**
λ	R₁	R₂	∑ R₁(λ)	∑ R₂(λ)
400 nm	42.30	46.00
420 nm	42.20	45.80
440 nm	42.10	45.60
460 nm	42.00	45.40
480 nm	41.80	45.30
500 nm	41.60	45.20
520 nm	41.40	45.30
540 nm	41.10	45.40
560 nm	41.00	45.50
580 nm	40.70	45.30
600 nm	40.30	45.10
620 nm	40.10	45.00
640 nm	39.80	44.70
660 nm	39.60	44.40
680 nm	39.30	44.00
700 nm	39.00	43.60

**Calculated Relative Intensity Colors of Lindstromite in Air**
Relative Intensity	0%	30%	60%	90%	100%	120%	150%	180%	210%	220%
R₁
R₂

Calculated Properties of Lindstromite

Electron Density:

Bulk Density (Electron Density)=5.90 gm/cc
note: Specific Gravity of Lindstromite =7.05 gm/cc.

Fermion Index:

Fermion Index = 0.05
Boson Index = 0.95

Photoelectric:

PE_Lindstromite=1,438.00 barns/electron
U=PE_Lindstromite x rElectron Density=8,489.64 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Lindstromite is Not Radioactive

Lindstromite Classification

Dana Class:

03.04.05.07 (03)Sulfides - Sulfosalts

(03.04)where z/y > 3 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals

(03.04.05)Aikinite Group (Orthorhombic containing Pb, Cu, Bi, & S)

03.04.05.01 Aikinite PbCuBiS3 Pbnm 2/m 2/m 2/m

03.04.05.02 Krupkaite PbCuBi3S6 P mc2₁ mm2

03.04.05.03 Gladite PbCuBi5S9 P nma 2/m 2/m 2/m

03.04.05.04 Hammarite Pb2Cu2Bi4S9(?) Pbnm 2/m 2/m 2/m

03.04.05.05 Friedrichite Pb5Cu5Bi7S18 Pb21m mm2

03.04.05.06 Pekoite PbCuBi11(S,Se)18 P 2₁am mm2

03.04.05.07 Lindstromite Pb3Cu3Bi7S15 Pbnm 2/m 2/m 2/m

03.04.05.08 Salzburgite! Cu1.6Pb1.6Bi6.4S12 P mc2₁ mm2

Strunz Class:

02.HB.05a 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf

02.H - Sulfosalts of SnS Archetype

02.HB -With Cu, Ag, Hg, Fe, Sn and Pb

02.HB.05a Aikinite PbCuBiS3 Pbnm 2/m 2/m 2/m

02.HB.05a Hammarite Pb2Cu2Bi4S9(?) Pbnm 2/m 2/m 2/m

02.HB.05a Gladite PbCuBi5S9 P nma 2/m 2/m 2/m

02.HB.05a Friedrichite Pb5Cu5Bi7S18 Pb21m mm2

02.HB.05a Lindstromite Pb3Cu3Bi7S15 Pbnm 2/m 2/m 2/m

02.HB.05a Krupkaite PbCuBi3S6 P mc2₁ mm2

02.HB.05a Pekoite PbCuBi11(S,Se)18 P 2₁am mm2

02.HB.05a Paarite! Cu1.7Pb1.7Bi6.3S12 Pmcn 2/m 2/m 2/m

02.HB.05a Emilite! Cu2.68Pb2.68Bi5.32S12 P mc2₁ mm2

02.HB.05a Salzburgite! Cu1.6Pb1.6Bi6.4S12 P mc2₁ mm2

Other Lindstromite Information

References:

NAME( AntBidBlaNic1) PHYS. PROP.(AntBidBlaNic1) OPTIC PROP.(AntBidBlaNic1)

See Also:

Links to other databases for Lindstromite :
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 Lindstromite Specimen Label here :

Lindstromite

Pb3Cu3Bi7S15
Dana No: 03.04.05.07 Strunz No: 02.HB.05a
Locality:

Notes: