General Sarcolite Information Chemical Formula: |
NaCa6Al4Si6O24F (?) |
Composition: |
Molecular Weight = 942.88 gm |
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Sodium 2.44 % Na 3.29 % Na2O |
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Calcium 25.50 % Ca 35.68 % CaO |
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Aluminum 11.45 % Al 21.63 % Al2O3 |
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Silicon 17.87 % Si 38.23 % SiO2 |
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Oxygen 40.72 % O |
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Fluorine 2.01 % F 2.01 % F |
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- %
F -0.85 % -O=F2 |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
Empirical Formula: |
NaCa6Al4Si6O24F |
Environment: |
In contact metamorphosed limestone-bearing volcanic ejecta. |
IMA Status: |
Valid Species (Pre-IMA) 1807 |
Locality: |
Monte Somma, Vesuvious, Italy. Link to MinDat.org Location Data. |
Name Origin: |
From the Greek for "flesh", alluding to the color. |
Name Pronunciation: |
Sarcolite + Pronunciation |
Synonym: |
ICSD 100413 |
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PDF 42-1367 |
| | Sarcolite Image
Images:
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Sarcolite Crystallography Axial Ratios: |
a:c = 1:1.25277 |
Cell Dimensions: |
a = 12.343, c = 15.463, Z = 4; V = 2,355.78 Den(Calc)= 2.66 |
Crystal System: |
Tetragonal - DipyramidalH-M Symbol (4/m) Space Group: I 4/m |
X Ray Diffraction: |
By Intensity(I/Io): 2.75(1), 3.34(0.8), 2.85(0.7), |
Crystal Structure:
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Mouse
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| Physical Properties of Sarcolite Color: |
Flesh pink, Red, Reddish white. |
Density: |
2.91 - 2.96, Average = 2.93 |
Diaphaneity: |
Transparent |
Fracture: |
Brittle - Conchoidal - Very brittle fracture producing small, conchoidal fragments. |
Habit: |
Crystalline - Fine - Occurs as well-formed fine sized crystals. |
Habit: |
Pseudo Cubic - Crystals show a cubic outline. |
Hardness: |
6 - Orthoclase |
Luster: |
Vitreous (Glassy) |
Streak: |
white |
| Optical Properties of Sarcolite 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 Optical Data: |
Uniaxial (+), w=1.604, e=1.615, bire=0.0110. |
| Calculated Properties of Sarcolite Electron Density: |
Bulk Density (Electron Density)=2.91 gm/cc |
note: Specific Gravity of Sarcolite =2.94 gm/cc. Fermion Index: |
Fermion Index = 0.0088860658 |
Boson Index = 0.9911139342 Photoelectric: |
PESarcolite = 4.21 barns/electron |
U=PESarcolite x rElectron Density= 12.26 barns/cc. Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Sarcolite is Not Radioactive | Sarcolite Classification Dana Class: |
76.03.02.01 (76)Tectosilicate Al-Si Framework |
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(76.03)with other Be/Al/Si frameworks |
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(76.03.02)Dana Group |
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Strunz Class: |
09.EH.15 09 - SILICATES (Germanates) |
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09.E - Phyllosilicates |
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09.EH -Transitional structures between phyllosilicate and other silicate units |
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| Other Sarcolite Information References: |
NAME( AntBidBlaNic2) PHYS. PROP.(AntBidBlaNic2) OPTIC PROP.(Ford32) |
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 - 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 Search for Sarcolite using: Visit our Advertisers for Sarcolite : A Bijoux Google Search for SarcoliteAdam's Minerals Google Search for Sarcolite Cape Minerals Google Search for Sarcolite Dakota Matrix Minerals Google Search for Sarcolite Excalibur Mineral Corp. Google Search for Sarcolite Exceptional Minerals Google Search for Sarcolite John Betts Fine Minerals Search for Sarcolite McDougall Minerals Google Search for Sarcolite Mineral News Website Link Rock and Mineral Shows Google Search for Sarcolite Weinrich Minerals, Inc. Google Search for Sarcolite Ask about Sarcolite here : Print or Cut-and-Paste your Sarcolite Specimen Label here :
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