General Pitiglianoite Information![]() Na6K2Si6Al6O24(SO4)•2(H2O) |
![]() Molecular Weight = 1,062.62 gm |
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Potassium 7.36 % K 8.86 % K2O |
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Sodium 12.98 % Na 17.50 % Na2O |
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Aluminum 15.23 % Al 28.79 % Al2O3 |
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Silicon 15.86 % Si 33.93 % SiO2 |
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Hydrogen 0.38 % H 3.39 % H2O |
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Sulfur 3.02 % S 7.53 % SO3 |
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Oxygen 45.17 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
![]() K2Na6Si6Al6O24(SO4)•2(H2O) |
![]() In a pumice quarry, in ejected blocks showing metasomatic effects. A product of reaction between trachitic magma and carbonate and sulfate rock in the volcanic vent. |
![]() Approved IMA 1991 |
![]() Casa Collina, Ptigliano, Tuscany, Italy. Link to MinDat.org Location Data. |
![]() Named after the locality. |
![]() Pitiglianoite + Pronunciation |
![]() ![]() ICSD 66463 |
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IMA1990-012 |
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PDF 46-1390 |
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Pitiglianoite Crystallography![]() a:c = 1:0.23556 |
![]() a = 22.121, c = 5.211, Z = 3; V = 2,208.32 Den(Calc)= 2.40 |
![]() Hexagonal - PyramidalH-M Symbol (6) Space Group: P 63 |
![]() By Intensity(I/Io): 3.27(1), 4.77(1), 6.39(0.75),2.36(0.5), 2.77(0.5), 3.69(0.5), |
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| Physical Properties of Pitiglianoite![]() {???} Indistinct |
![]() Colorless. |
![]() 2.37 |
![]() Transparent |
![]() Brittle - Generally displayed by glasses and most non-metallic minerals. |
![]() Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline). |
![]() 5 - Apatite |
![]() Vitreous (Glassy) |
![]() white |
| Optical Properties of Pitiglianoite![]() CI meas= -0.04 (Good) - where the CI = (1-KPDmeas/KC) |
CI calc= -0.027 (Excellent) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2113,KPDmeas= 0.2139,KC= 0.2056 Ncalc = 1.49 ![]() Uniaxial (-), e=1.506, w=1.508, bire=0.0020. |
| Calculated Properties of Pitiglianoite![]() Bulk Density (Electron Density)=2.38 gm/cc |
note: Specific Gravity of Pitiglianoite =2.40 gm/cc. ![]() Fermion Index = 0.0078583631 |
Boson Index = 0.9921416369 ![]() PEPitiglianoite = 2.18 barns/electron |
U=PEPitiglianoite x relectron= 5.18 barns/cc. ![]() |
GRapi = 105.13 (Gamma Ray American Petroleum Institute Units)
Estimated Radioactivity from Pitiglianoite | Pitiglianoite Classification![]() 76.02.05.11 (76)Tectosilicate Al-Si Framework |
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(76.02)Feldspathoids and related species |
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(76.02.05)Cancrinite group |
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![]() 09.FB.05 09 - SILICATES (Germanates) |
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09.F - Tektosilicates without Zeolitic H2O |
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09.FB -Tektosilicates with additional anions |
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| Other Pitiglianoite Information![]() NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(Dana8) |
![]() Links to other databases for Pitiglianoite : |
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 Pitiglianoite using: Visit our Advertisers for Pitiglianoite : A Bijoux Google Search for PitiglianoiteAdam's Minerals Google Search for Pitiglianoite Cape Minerals Google Search for Pitiglianoite Dakota Matrix Minerals Google Search for Pitiglianoite Excalibur Mineral Corp. Google Search for Pitiglianoite Exceptional Minerals Google Search for Pitiglianoite John Betts Fine Minerals Search for Pitiglianoite McDougall Minerals Google Search for Pitiglianoite Mineral News Website Link Rock and Mineral Shows Google Search for Pitiglianoite Weinrich Minerals, Inc. Google Search for Pitiglianoite Ask about Pitiglianoite here : Print or Cut-and-Paste your Pitiglianoite Specimen Label here :
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