Biringuccite  Mineral Data

Biringuccite Mineral Data

Search Webmineral :
   
Home Crystal jmol jPOWD Chem X Ray Dana Strunz Properties A to Z Images Share
      News Help About


General Biringuccite Information

Help on Chemical  Formula: Chemical Formula: Na2B5O8(OH)•(H2O)
Help on Composition: Composition: Molecular Weight = 263.05 gm
   Sodium    17.48 %  Na   23.56 % Na2O
   Boron     20.55 %  B    66.17 % B2O3
   Hydrogen   1.15 %  H    10.27 % H2O
   Oxygen    60.82 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na2B5O8(OH)•(H2O)
Help on Environment: Environment: Scales on piping in a geothermal field.
Help on IMA Status: IMA Status: Approved IMA 1961
Help on Locality: Locality: Larderello, Val di Cecina, Tuscany, Italy. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Vannoccio Biringuccio (1480-1538/9), alchemist and metallurgist, author of the Pirotechnia.
Help on Name Pronunciation: Name Pronunciation: Biringuccite + Pronunciation Say BIRINGUCCITE
Help on Synonym: Synonym: ICSD 6168
  PDF 35-421
 

Search for Biringuccite Images

Click Here To Search Images:

Image not yet available on Webmineral.com

Try searching images.google.com or Mindat Picture Gallary for mineral pictures. Caution: The images retrieved may not be appropriate.

  

Biringuccite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =1.7064:1:3.1637
Help on Cell Dimensions: Cell Dimensions: a = 11.1955, b = 6.5607, c = 20.7566, Z = 8; beta = 93.891° V = 1,521.06 Den(Calc)= 2.30
Help on Crystal System: Crystal System: Monoclinic - PrismaticH-M Symbol (2/m) Space Group: P 21/c
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 10.32(1), 3.453(0.8), 5.17(0.6),
Click Here for Large Biringuccite Structure Window 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


Corazza E , Menchetti S , Sabelli C , American Mineralogist , 59 (1974) p.1005-1015, The crystal structure of biringuccite, Na4[B10O16(OH)2].2H2O

 

Physical Properties of Biringuccite

Help on Cleavage: Cleavage: {001} Good, {100} Good
Help on Color: Color: Colorless, White.
Help on Density: Density: 2.32
Help on Diaphaneity: Diaphaneity: Transparent
Help on Streak: Streak: white
 

Optical Properties of Biringuccite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.031 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= -0.04 (Good) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2307,KPDmeas= 0.2287,KC= 0.222
Ncalc = 1.51
Help on Optical Data: Optical Data: Biaxial (-), a=1.496, b=1.539, g=1.557, bire=0.0610, 2V(Calc)=64, 2V(Meas)=62.7.
 

Calculated Properties of Biringuccite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.29 gm/cc
note: Specific Gravity of Biringuccite =2.32 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.04
Boson Index = 0.96
Help on Photoelectric: Photoelectric: PEBiringuccite = 0.53 barns/electron
U=PEBiringuccite x rElectron Density= 1.21 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Biringuccite is Not Radioactive
 

Biringuccite Classification

Help on  Dana Class: Dana Class: 26.05.07.01 (26)Hydrated Borates Containing Hydroxyl or Halogen
  (26.05)Dana Type
  (26.05.07)Dana Group
 
26.05.07.01 Biringuccite Na2B5O8(OH)•(H2O) P 21/c 2/m
Help on  Strunz Class: Strunz Class: 06.EC.05 06 - BORATES
  06.E - Pentaborates
  06.EC -Phyllo-pentaborates
 
06.EC.05 Biringuccite Na2B5O8(OH)•(H2O) P 21/c 2/m
 
06.EC.05 Nasinite Na2B5O8(OH)•2(H2O) P na21 mm2
 

Other Biringuccite Information

Help on References: References: NAME( AntBidBlaNic5) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Biringuccite :
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

Search for Biringuccite using:

Google
 
Web webmineral.com
[AOL] [Bing] [Dog Pile] [GeoScienceWorld] [HotBot] [Ixquick] [Lycos] [MAMMA] [Scirus] [Teoma] [WebCrawler] [Wikipedia] [YAHOO]

Visit our Advertisers for Biringuccite :

A Bijoux Google Search for Biringuccite
Adam's Minerals Google Search for Biringuccite
Cape Minerals Google Search for Biringuccite
Dakota Matrix Minerals Google Search for Biringuccite
Excalibur Mineral Corp. Google Search for Biringuccite
Exceptional Minerals Google Search for Biringuccite
John Betts Fine Minerals Search for Biringuccite
McDougall Minerals Google Search for Biringuccite
Mineral News Website Link
Rock and Mineral Shows Google Search for Biringuccite
Weinrich Minerals, Inc. Google Search for Biringuccite

Ask about Biringuccite 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 Espaņol

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

Biringuccite

Na2B5O8(OH)•(H2O)
Dana No: 26.05.07.01 Strunz No: 06.EC.05
Locality:

 

Notes: