Sarcolite Mineral Data

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



[On-Line Catalogue] [On-Line Auctions] [eBay] [Contact Us] [Policies]
We specialize in fine European and Asian Mineral Specimens
Heliodor is based in Prague, Czech Republic


General Sarcolite Information

Help on Chemical Formula: Chemical Formula: NaCa6Al4Si6O24F (?)
Help on Composition: Composition: Molecular Weight = 942.88 gm
   Sodium     2.44 %  Na    3.29 % Na2O
   Calcium   25.50 %  Ca   35.68 % CaO
   Aluminum  11.45 %  Al   21.63 % Al2O3
   Silicon   17.87 %  Si   38.23 % SiO2
   Oxygen    40.72 %  O
   Fluorine   2.01 %  F     2.01 % F
               -   %   F    -0.85 % -O=F2    
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: NaCa6Al4Si6O24F
Help on Environment: Environment: In contact metamorphosed limestone-bearing volcanic ejecta.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1807
Help on Locality: Locality: Monte Somma, Vesuvious, Italy. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: From the Greek for "flesh", alluding to the color.
Help on Name Pronunciation: Name Pronunciation: Sarcolite + Pronunciation Say SARCOLITE
Help on Synonym: Synonym: ICSD 100413
  PDF 42-1367
 

Sarcolite Image

Click Here for Larger Sarcolite Image in a New Browser Window Images:
Click Here for Larger Sarcolite Image

Sarcolite

Comments: Rounded colorless sarcolite crystals associated with orange gehlenite and black augite.
Location: Monte Somma, Vesuvius, Italy. Scale: See Image.
© Rruff Database

Sarcolite Crystallography
Help on Axial Ratios: Axial Ratios: a:c = 1:1.25277
Help on Cell Dimensions: Cell Dimensions: a = 12.343, c = 15.463, Z = 4; V = 2,355.78 Den(Calc)= 2.66
Help on Crystal System: Crystal System: Tetragonal - DipyramidalH-M Symbol (4/m) Space Group: I 4/m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.75(1), 3.34(0.8), 2.85(0.7),
Click Here for Large Sarcolite 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


Giuseppetti G , Mazzi F , Tadini C , Tschermaks Mineralogische und Petrographische Mitteilungen , 24 (1977) p.1-21, The crystal structure of sarcolite, Locality: Vesuvius volcano, Bay of Naples, Italy

 

Physical Properties of Sarcolite

Help on Color: Color: Flesh pink, Red, Reddish white.
Help on Density: Density: 2.91 - 2.96, Average = 2.93
Help on Diaphaneity: Diaphaneity: Transparent
Help on Fracture: Fracture: Brittle - Conchoidal - Very brittle fracture producing small, conchoidal fragments.
Help on Habit: Habit: Crystalline - Fine - Occurs as well-formed fine sized crystals.
Help on Habit: Habit: Pseudo Cubic - Crystals show a cubic outline.
Help on Hardness: Hardness: 6 - Orthoclase
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white
 

Optical Properties of Sarcolite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.006 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= -0.11 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2291,KPDmeas= 0.2077,KC= 0.2064
Ncalc = 1.55 - 1.61
Help on Optical Data: Optical Data: Uniaxial (+), w=1.604, e=1.615, bire=0.0110.
 

Calculated Properties of Sarcolite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.91 gm/cc
note: Specific Gravity of Sarcolite =2.94 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0088860658
Boson Index = 0.9911139342
Help on Photoelectric: Photoelectric: PESarcolite = 4.21 barns/electron
U=PESarcolite x rElectron Density= 12.26 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Sarcolite is Not Radioactive
 

Sarcolite Classification
Help on Dana Class: Dana Class: 76.03.02.01 (76)Tectosilicate Al-Si Framework
  (76.03)with other Be/Al/Si frameworks
  (76.03.02)Dana Group
 
76.03.02.01 Sarcolite NaCa6Al4Si6O24F(?) I 4/m 4/m
Help on Strunz Class: Strunz Class: 09.EH.15 09 - SILICATES (Germanates)
  09.E - Phyllosilicates
  09.EH -Transitional structures between phyllosilicate and other silicate units
 
09.EH.15 Sarcolite NaCa6Al4Si6O24F(?) I 4/m 4/m
 

Other Sarcolite Information
Help on References: References: NAME( AntBidBlaNic2) PHYS. PROP.(AntBidBlaNic2) OPTIC PROP.(Ford32)
Help on See Also: See Also: Links to other databases for Sarcolite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - Google Images
6 - Google Scholar
7 - Handbook of Mineralogy (MinSocAm)
8 - Handbook of Mineralogy (UofA)
9 - MinDAT
10 - MinMax(Deutsch)
11 - MinMax(English)
12 - Mineralienatlas (Deutsch)
13 - QUT Mineral Atlas
14 - Ruff.Info

Search for Sarcolite using:

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

Visit our Advertisers for Sarcolite :

AA Mineral Specimens

B & 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 Sarcolite Mineral Data :

Ask about Sarcolite 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 Sarcolite Specimen Label here :

Sarcolite

NaCa6Al4Si6O24F (?)
Dana No: 76.03.02.01 Strunz No: 09.EH.15
Locality:

 

Notes: