Sauconite Mineral Data (original) (raw)
General Sauconite Information
Na0,3Zn3(Si,Al)4O10(OH)2•4(H2O)
Molecular Weight = 580.37 gm
Sodium 1.19 % Na 1.60 % Na2O
Aluminum 4.65 % Al 8.78 % Al2O3
Zinc 33.80 % Zn 42.07 % ZnO
Silicon 14.52 % Si 31.06 % SiO2
Hydrogen 1.74 % H 15.52 % H2O
Oxygen 44.11 % O
______ ______
100.00 % 99.04 % = TOTAL OXIDE
Na0.3Zn3Si3AlO10(OH)2•4(H2O)
Vugs and seams in oxidized zinc and copper deposits.
Valid Species (Pre-IMA) 1875
Ueberroth mine, Saucon Valley, near Friedensville, Lehigh County, Pennsylvania, USA. Link to MinDat.org Location Data.
Named for the locality.
Sauconite Image
Sauconite Crystallography
a:b:c =0.5729:1:1.6952
a = 5.34, b = 9.32, c = 15.8, Z = 2; beta = 95° V = 783.35 Den(Calc)= 2.46
Monoclinic - PrismaticH-M Symbol (2/m) Space Group: C 2/m
By Intensity(I/Io): 1.54(1), 2.67(1), 15.4(1),
Physical Properties of Sauconite
{001} Perfect
Bluish white, Reddish brown.
2.45
Translucent
Earthy - Dull, clay-like texture with no visible crystalline affinities, (e.g. howlite).
Massive - Uniformly indistinguishable crystals forming large masses.
1-2 - Between Talc and Gypsum
Earthy (Dull)
white
Optical Properties of Sauconite
CI meas= -0.178 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= -0.173 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2405,KPDmeas= 0.2415,KC= 0.2051
Ncalc = 1.5
Biaxial (-), a=1.55-1.58, b=1.59-1.62, g=1.59-1.62, bire=0.0400, 2V(Calc)=0, 2V(Meas)=0-20.
Calculated Properties of Sauconite
Bulk Density (Electron Density)=2.43 gm/cc
note: Specific Gravity of Sauconite =2.46 gm/cc.
Fermion Index = 0.02
Boson Index = 0.98
PESauconite = 17.15 barns/electron
U=PESauconite x rElectron Density= 41.63 barns/cc.
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Sauconite is Not Radioactive
Sauconite Classification
71.03.01b.03 (71)Phyllosilicate Sheets of Six-Membered Rings
(71.03)with 2:1 clays
(71.03.01b)Smectite group (Trioctahedral Smectites)
71.03.01b.01 Sobotkite? (K,Ca0.5)0.33(Mg,Al)3(Si3Al)O10(OH)2•1-5(H2O) Unk. Mono
71.03.01b.02 Saponite (Ca/2,Na)0,3(Mg,Fe)3(Si,Al)4O10(OH)2•4(H2O) C 2/m 2/m
71.03.01b.02a Ferrosaponite! Ca0.3(Fe,Mg,Fe)3(Si,Al)4O10(OH)2•4(H2O) C? Mono
71.03.01b.03 Sauconite Na0,3Zn3(Si,Al)4O10(OH)2•4(H2O) C 2/m 2/m
71.03.01b.04 Hectorite Na0,3(Mg,Li)3Si4O10(OH)2 C 2/m 2/m
71.03.01b.05 Pimelite? Ni3Si4O10(OH)2•4(H2O) Unk. Hex
71.03.01b.06 Stevensite (Ca0.5,Na)0.33(Mg,Fe)3Si4O10(OH)2•n(H2O) Unk (ORTH ?) Mono
71.03.01b.07 Yakhontovite (Ca,K)0.5(Cu,Fe,Mg)2Si4O10(OH)2•3(H2O) C 2/m 2/m
71.03.01b.08 Zincsilite Zn3Si4O10(OH)2•4(H2O)(?) C 2/m ? 2/m
09.EC.45 09 - SILICATES (Germanates)
09.E - Phyllosilicates
09.EC -Phyllosilicates with mica sheets, composed of tetrahedral and octahedral nets
09.EC.45 Griffithite* 4(Mg,Fe,Ca)O.(Al,Fe)2O3.5SiO2•7(H2O) Mono
09.EC.45 Hectorite Na0,3(Mg,Li)3Si4O10(OH)2 C 2/m 2/m
09.EC.45 Swinefordite (Li,Ca0.5,Na)0.72(Li,Al,Mg)2.66(Si,Al)4O10(OH,F)2•2(H2O) C 2/m (MON or ORTH) 2/m
09.EC.45 Zincsilite Zn3Si4O10(OH)2•4(H2O)(?) C 2/m ? 2/m
09.EC.45 Saponite (Ca/2,Na)0,3(Mg,Fe)3(Si,Al)4O10(OH)2•4(H2O) C 2/m 2/m
09.EC.45 Sauconite Na0,3Zn3(Si,Al)4O10(OH)2•4(H2O) C 2/m 2/m
09.EC.45 Spadaite MgSiO2(OH)2•(H2O)(?) Ortho
09.EC.45 Sobotkite? (K,Ca0.5)0.33(Mg,Al)3(Si3Al)O10(OH)2•1-5(H2O) Unk. Mono
09.EC.45 Stevensite (Ca0.5,Na)0.33(Mg,Fe)3Si4O10(OH)2•n(H2O) Unk (ORTH ?) Mono
09.EC.45 Ferrosaponite! Ca0.3(Fe,Mg,Fe)3(Si,Al)4O10(OH)2•4(H2O) C? Mono
Other Sauconite Information
NAME( AntBidBlaNic2) PHYS. PROP.(AntBidBlaNic2) OPTIC PROP.(AntBidBlaNic2)
Links to other databases for Sauconite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - Franklin Minerals(Dunn)
6 - GeoScienceWorld
7 - Google Images
8 - Google Scholar
9 - Handbook of Mineralogy (MinSocAm)
10 - Handbook of Mineralogy (UofA)
11 - MinDAT
12 - Mineralienatlas (Deutsch)
13 - Online Mineral Museum
14 - QUT Mineral Atlas
15 - Ruff.Info
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Print or Cut-and-Paste your Sauconite Specimen Label here :
Sauconite
Na0,3Zn3(Si,Al)4O10(OH)2•4(H2O)
Dana No: 71.03.01b.03 Strunz No: 09.EC.45
Locality:
Notes: