Scandiobabingtonite Mineral Data

[Newest Minerals] [Equipment] [Analytical Services] [About Us] [Mineral Gallery] [eBay Store]
See Also: [Diamond Crystals] [Mineral News] [Hudson Institute] [Minerals on CDROM]
Rare Minerals, Meteorites, Equipment and Analytical Services
Excalibur Mineral Company, World leaders in the supply of rare species
Serving the scientific and collector communities since 1974

General Scandiobabingtonite Information

Chemical Formula:

Ca2(Fe++,Mn)ScSi5O14(OH)

Composition:

Molecular Weight = 562.16 gm

Calcium 14.26 % Ca 19.95 % CaO

Scandium 8.00 % Sc 12.27 % Sc₂O₃

Manganese 2.44 % Mn 3.15 % MnO

Iron 7.45 % Fe 9.59 % FeO

Silicon 24.98 % Si 53.44 % SiO₂

Hydrogen 0.18 % H 1.60 % H₂O

Oxygen 42.69 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Ca₂Fe²⁺_0.75Mn²⁺_0.25ScSi₅O₁₄(OH)

Environment:

Found in a miarolitic cavity.

IMA Status:

Approved IMA 1998 (Dana # Added)

Locality:

Montecatini quarry in the Baveno granite, near Novara, Piedmont, Italy. Link to MinDat.org Location Data.

Name Origin:

The name reflects its composition, as the scandium analogue of babingtonite.

Name Pronunciation:

Scandiobabingtonite + Pronunciation

Synonym:

ICSD 86582

IMA1993-012

Scandiobabingtonite Image

Images:

Scandiobabingtonite

Comments: Green micro crystals of scandiobabingtonite to about 0.75mm with several grayish brown ball-like micro crystals of titanite to 0.75mm scattered in a large vug.
Location: Heftetjern pegmatite, Tørdal, Drangedal, Telemark, Norway. Scale: Picture size 2.5 mm.
© Tom Loomis / Dakota Matrix

Scandiobabingtonite Crystallography

Axial Ratios:

a:b:c =0.6422:1:0.575

Cell Dimensions:

a = 7.536, b = 11.734, c = 6.748, Z = 2; alpha = 91.7°, beta = 93.86°, gamma = 104.53° V = 576.06 Den(Calc)= 3.24

Crystal System:

Triclinic - PinacoidalH-M Symbol ( 1) Space Group: P1

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

By Intensity(I/I_o): 2.895(1), 2.969(1), 2.755(0.7),

Forms:

Mouse
Dbl Clk - Start-Stop Rotation
RMB - Cycle Display Modes
Drag1 - Manipulate Crystal
Drag2 - Resize
Keyboard
S - Stereo
I - Indicies
<space> - Start-Stop Rotation
F - Fit to Screen
M - Menu
Help on Above

Forms: ( 0 1 0) ( 0 1 0) ( 1 0 1) ( 0 0 1) ( 1 1 0)

Warning: this large pop-up is very compute intensive and may not work well with some computers.

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

Orlandi P , Pasero M , Vezzalini G , American Mineralogist , 83 (1998) p.1330-1334, Scandiobabingtonite, a new mineral from the Baveno pegmatite, Piedmont, Italy, Locality: Montecatini granite quarry, near Baveno, Novara, Piedmont, Italy

Physical Properties of Scandiobabingtonite

Color:

Gray.

Density:

3.24

Diaphaneity:

Transparent

Hardness:

6 - Orthoclase

Luster:

Vitreous (Glassy)

Optical Properties of Scandiobabingtonite

Gladstone-Dale:

CI meas= -0.003 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= -0.003 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2149,KPDmeas= 0.2149,KC= 0.2143
Ncalc = 1.69

Optical Data:

Biaxial (+), a=1.686, b=1.694, g=1.709, bire=0.0230

Calculated Properties of Scandiobabingtonite

Electron Density:

Bulk Density (Electron Density)=3.20 gm/cc
note: Specific Gravity of Scandiobabingtonite =3.24 gm/cc.

Fermion Index:

Fermion Index = 0.01
Boson Index = 0.99

Photoelectric:

PE_{Scandiobabingtonite}= 6.65 barns/electron
U=PE_{Scandiobabingtonite} x rElectron Density= 21.28 barns/cc.

Radioactivity:

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

Scandiobabingtonite Classification

Dana Class:

65.04.01.08 (65)Inosilicate Single-Width Unbranched Chains, W=1

(65.04)with chains P=5

(65.04.01)Rhodonite group

65.04.01.01 Rhodonite (Mn,Fe,Mg,Ca)SiO3 P1 1

65.04.01.02 Babingtonite Ca2(Fe,Mn)FeSi5O14(OH) P1 1

65.04.01.03 Manganbabingtonite Ca2(Mn,Fe)FeSi5O14(OH) P1 1

65.04.01.04 Nambulite (Li,Na)Mn4[Si5O14(OH)] P1 1

65.04.01.05 Natronambulite (Na,Li)Mn4[Si5O14(OH)] P1 1

65.04.01.06 Marsturite NaCaMn3[Si5O14(OH)] P1,P 1 Tri

65.04.01.07 Lithiomarsturite LiCa2Mn2HSi5O15 P1 1

65.04.01.08 Scandiobabingtonite! Ca2(Fe,Mn)ScSi5O14(OH) P1 1

Strunz Class:

09.DK.05 09 - SILICATES (Germanates)

09.D - Inosilicates* Structural terminology according to Liebau (1985)

09.DK -Inosilicates with 5-periodic single chains

09.DK.05 Babingtonite Ca2(Fe,Mn)FeSi5O14(OH) P1 1

09.DK.05 Marsturite NaCaMn3[Si5O14(OH)] P1,P 1 Tri

09.DK.05 Natronambulite (Na,Li)Mn4[Si5O14(OH)] P1 1

09.DK.05 Lithiomarsturite LiCa2Mn2HSi5O15 P1 1

09.DK.05 Manganbabingtonite Ca2(Mn,Fe)FeSi5O14(OH) P1 1

09.DK.05 Nambulite (Li,Na)Mn4[Si5O14(OH)] P1 1

09.DK.05 Rhodonite (Mn,Fe,Mg,Ca)SiO3 P1 1

09.DK.05 Scandiobabingtonite! Ca2(Fe,Mn)ScSi5O14(OH) P1 1

Other Scandiobabingtonite Information

References:

NAME( CanMin, 8/99) PHYS. PROP.(Am.Min.,Vol.83,p1330-1334,1998) OPTIC PROP.(Am.Min.,Vol.83,p1330-1334,1998)

See Also:

Links to other databases for Scandiobabingtonite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - Google Images
4 - Google Scholar
5 - MinDAT
6 - MinMax(Deutsch)
7 - MinMax(English)
8 - Mineralienatlas (Deutsch)
9 - QUT Mineral Atlas
10 - Ruff.Info

Search for Scandiobabingtonite using:

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

Visit our Advertisers for Scandiobabingtonite :

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 Scandiobabingtonite Mineral Data :

Ask about Scandiobabingtonite 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 Scandiobabingtonite Specimen Label here :

Scandiobabingtonite

Ca2(Fe++,Mn)ScSi5O14(OH)
Dana No: 65.04.01.08 Strunz No: 09.DK.05
Locality:

Notes: