[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 Babingtonite InformationCa2(Fe++,Mn)Fe+++Si5O14(OH) |
Molecular Weight = 573.05 gm |
|
Calcium 13.99 % Ca 19.57 % CaO |
|
Manganese 2.40 % Mn 3.09 % MnO |
|
Iron 17.05 % Fe 21.94 % FeO |
|
Silicon 24.51 % Si 52.43 % SiO2 |
|
Hydrogen 0.18 % H 1.57 % H2O |
|
Oxygen 41.88 % O |
|
______ ______ |
|
100.00 % 98.60 % = TOTAL OXIDE |
Ca2Fe2+0.75Mn2+0.25Fe2+Si5O14(OH) |
Valid Species (Pre-IMA) 1824 |
Link to MinDat.org Location Data. |
Named after the Irish physicist and mineralogist, W. Babington (1757-1833). |
Babingtonite + Pronunciation |
ICSD 2932 |
|
PDF 45-1385 |
| | Babingtonite Image
|
|
Babingtonite Crystallographya:b:c =0.6388:1:0.5711 |
a = 7.36, b = 11.52, c = 6.58, Z = 2; alpha = 91.516°, beta = 93.85°, gamma = 104.067° V = 539.76 Den(Calc)= 3.53 |
Triclinic - PinacoidalH-M Symbol ( 1) Space Group: P1 |
By Intensity(I/Io): 2.75(1), 2.87(0.8), 3.12(0.7), |
|
Mouse
|
| Physical Properties of Babingtonite{100} Perfect, {001} Perfect |
Brownish black, Greenish black, Black. |
3.4 |
Transparent to Translucent |
Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz). |
Druse - Crystal growth in a cavity which results in numerous crystal tipped surfaces. |
Radial - Crystals radiate from a center without producing stellar forms (e.g. stibnite) |
5.5-6 - Knife Blade-Orthoclase |
Non-fluorescent. |
Vitreous (Glassy) |
brown |
| Optical Properties of BabingtoniteCI meas= -0.063 (Fair) - where the CI = (1-KPDmeas/KC) |
CI calc= -0.024 (Excellent) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2076,KPDmeas= 0.2156,KC= 0.2028 Ncalc = 1.69 - 1.72 Biaxial (+), a=1.717, b=1.73, g=1.752, bire=0.0350, 2V(Calc)=76, 2V(Meas)=60-65. Dispersion relatively strong. |
none. |
none. |
non. |
| Calculated Properties of BabingtoniteBulk Density (Electron Density)=3.48 gm/cc |
note: Specific Gravity of Babingtonite =3.53 gm/cc. Fermion Index = 0.01 |
Boson Index = 0.99 PEBabingtonite = 8.31 barns/electron |
U=PEBabingtonite x rElectron Density= 28.96 barns/cc. GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Babingtonite is Not Radioactive | Babingtonite Classification65.04.01.02 (65)Inosilicate Single-Width Unbranched Chains, W=1 |
|
(65.04)with chains P=5 |
|
(65.04.01)Rhodonite group |
|
|
|
|
|
|
|
|
09.DK.05 09 - SILICATES (Germanates) |
|
09.D - Inosilicates* Structural terminology according to Liebau (1985) |
|
09.DK -Inosilicates with 5-periodic single chains |
|
|
|
|
|
|
|
|
| Other Babingtonite InformationNAME( Duda&Rejl90) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Ford32) |
Links to other databases for Babingtonite : |
1 - Am. Min. Crystal Structure Database 2 - Amethyst Galleries' Mineral Gallery 3 - Athena 4 - CalTech Mineral Spectroscopy 5 - EUROmin Project 6 - Ecole des Mines de Paris 7 - Google Images 8 - Google Scholar 9 - Handbook of Mineralogy (MinSocAm) 10 - Handbook of Mineralogy (UofA) 11 - MinDAT 12 - MinMax(Deutsch) 13 - MinMax(English) 14 - Mineral and Gemstone Kingdom 15 - Mineralienatlas (Deutsch) 16 - QUT Mineral Atlas 17 - Ruff.Info 18 - WWW-MINCRYST Search for Babingtonite using: Visit our Advertisers for Babingtonite : AA Mineral SpecimensB & L Fine Minerals Crystalarium.com Dan Weinrich Fine Minerals Dan Weinrich Auctions Dakota Matrix Desert Winds Gems and Minerals Excalibur Minerals Exceptional Minerals Fabre Minerals Heliodor John Betts Fine Minerals Mason's Minerals Mineral News Mineral of the Month Club Wrights Rock Shop Translate Babingtonite Mineral Data : Ask about Babingtonite here : Print or Cut-and-Paste your Babingtonite Specimen Label here :
| |
|
| | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||