Susannite Mineral Data

[Fine Minerals] [What's New] [Mineral Galleries] [My Collection] [Mineral Auctions]
Dan Weinrich Fine Minerals
Full-time professional mineral dealer with over 31 years experience in mineral collecting
And 15 years selling mineral specimens on the internet and at major mineral shows

General Susannite Information

Chemical Formula:

Pb4(SO4)(CO3)2(OH)2

Composition:

Molecular Weight = 1,078.90 gm

Hydrogen 0.19 % H 1.67 % H₂O

Lead 76.82 % Pb 82.75 % PbO

Carbon 2.23 % C 8.16 % CO₂

Sulfur 2.97 % S 7.42 % SO₃

Oxygen 17.80 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Pb₄(SO₄)(CO₃)₂(OH)₂

Environment:

Secondary mineral in the oxidized zone of hydrothermal lead-bearing deposits, formed at temperatures above 80 deg C.

IMA Status:

Valid Species (Pre-IMA) 1845

Locality:

Susanna mine, Leadhills, Lanarkshire, Scotland. Link to MinDat.org Location Data.

Name Origin:

Named for the locality.

Name Pronunciation:

Susannite + Pronunciation

Synonym:

ICSD 87857

PDF 39-372

Susannite Image

Images:

Susannite

Comments: White crystals of susannite on matrix.
Location: Iquiqui, Sonora, Mexico. Scale: Specimen Size 1.25 x 1 x .75 inches.
© Rhonda Spencer / ASDM Sonoran Desert Digital Library

Susannite Crystallography

Axial Ratios:

a:c = 1:1.27513

Cell Dimensions:

a = 9.05, c = 11.54, Z = 3; V = 818.53 Den(Calc)= 6.57

Crystal System:

Trigonal - RhombohedralH-M Symbol ( 3) Space Group: R 3

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 3.53(1), 2.917(0.6), 2.605(0.5),

Crystal Structure:

Mouse
drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
Keyboard
S - Stereo Pair on/off
H - Help Screen
I - Data Info
A - Atoms On/Off
P - Polyhedra On/Off
B - Bonds On/Off
Help on Above

Bindi L , Menchetti S , American Mineralogist , 90 (2005) p.1641-1647, Structural changes accompanying the phase transformation between leadhillite, and susannite: a structural study by means of in situ high-temperature single-, crystal X-ray diffraction, Sample: Chah Mileh Mine, Anarak District, Esfahan Province, Iran, Sample: T = 82C

View Additional jPOWD Structure files for Susannite
[1]

Physical Properties of Susannite

Cleavage:

{0001} Perfect

Color:

Colorless, Greenish, Yellowish, Light greenish yellow.

Density:

6.55

Diaphaneity:

Transparent to Translucent

Fracture:

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

Hardness:

2.5-3 - Finger Nail-Calcite

Luminescence:

Fluorescent, Short UV=strong lemon yellow, Long UV=strong lemon yellow.

Luster:

Adamantine - Resinous

Streak:

white

Optical Properties of Susannite

Optical Data:

NCalc= 1.96 - from Gladstone-Dale relationship (KC = 0.1461) where Ncalc=Dcalc*KC+1
NCalc= 1.96 - from Gladstone-Dale relationship (KC = 0.1461) where Ncalc=Dmeas*KC+1

Calculated Properties of Susannite

Electron Density:

Bulk Density (Electron Density)=5.53 gm/cc
note: Specific Gravity of Susannite =6.57 gm/cc.

Fermion Index:

Fermion Index = 0.17
Boson Index = 0.83

Photoelectric:

PE_Susannite=1,401.45 barns/electron
U=PE_Susannite x rElectron Density=7,749.06 barns/cc.

Radioactivity:

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

Susannite Classification

Dana Class:

17.01.03.01 (17)Compound Carbonates

(17.01)with miscellaneous formulae

(17.01.03)Dana Group

17.01.03.01 Susannite Pb4(SO4)(CO3)2(OH)2 R 3 3

Strunz Class:

05.BF.40 05 - CARBONATES (NITRATES)

05.B - Carbonates with additional anions, without H2O

05.BF -With (Cl), SO4, PO4, TeO3

05.BF.40 Leadhillite Pb4(SO4)(CO3)2(OH)2 P 2₁/a 2/m

05.BF.40 Macphersonite Pb4(SO4)(CO3)2(OH)2 Pcab 2/m 2/m 2/m

05.BF.40 Susannite Pb4(SO4)(CO3)2(OH)2 R 3 3

Other Susannite Information

References:

NAME( AntBidBlaNic3) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990)

See Also:

Links to other databases for Susannite :
1 - Am. Min. Crystal Structure Database
2 - Amethyst Galleries' Mineral Gallery
3 - Athena
4 - EUROmin Project
5 - Ecole des Mines de Paris
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - MinMax(Deutsch)
12 - MinMax(English)
13 - Mineralienatlas (Deutsch)
14 - QUT Mineral Atlas
15 - Ruff.Info

Search for Susannite using:

[ALTAVISTA] [AOL] [All-The-Web] [HotBot] [Ixquick] [MAMMA] [MSN.COM] [Netscape] [Scirus] [Teoma] [Wikipedia] [YAHOO]

Visit our Advertisers for Susannite :

AA Mineral Specimens

B & L Fine Minerals

Crystalarium.com

Dan Weinrich Fine Minerals

Dan Weinrich Auctions

Dakota Matrix

Desert Winds Gems and Minerals

John Betts Fine Minerals

Mason's Minerals

Mineral News

Mineral of the Month Club

Wrights Rock Shop

Translate Susannite Mineral Data :

Ask about Susannite here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in Español

Print or Cut-and-Paste your Susannite Specimen Label here :

Susannite

Pb4(SO4)(CO3)2(OH)2
Dana No: 17.01.03.01 Strunz No: 05.BF.40
Locality:

Notes: