Mineralogy Database

Kaliophilite Mineral Data

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General Kaliophilite Information

Help on Chemical  Formula: Chemical Formula: KAlSiO4
Help on Composition: Composition: Molecular Weight = 158.16 gm
   Potassium  24.72 %  K    29.78 % K2O
   Aluminum   17.06 %  Al   32.23 % Al2O3
   Silicon    17.76 %  Si   37.99 % SiO2
   Oxygen     40.46 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: KAlSiO4
Help on Environment: Environment: In blocks of biotite-pyroxenite volcanic ejecta.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1886
Help on Locality: Locality: Ejecta from Mte. Somma, Vesuvius. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: From the Greek for potassium, "kalium", and for "friend", recognizing potassium's presence.
Help on Name Pronunciation: Name Pronunciation: Kaliophilite + Pronunciation Say KALIOPHILITE
Help on Synonym: Synonym: Facellite

Kaliophilite Image

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  Kaliophilite   Meionite

Comments: Tan to white fibrous kaliophilite crystal bundle with white translucent meionite on matrix.
Location: Mont Somma, Naples, Campania, Italy. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Kaliophilite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:0.31645
Help on Cell Dimensions: Cell Dimensions: a = 26.93, c = 8.522, Z = 54; V = 5,352.36 Den(Calc)= 2.65
Help on Crystal System: Crystal System: Hexagonal - Trapezohedral H-M Symbol (6 2 2) Space Group: P 6322
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.09(1), 2.593(0.3), 2.131(0.25),

Physical Properties of Kaliophilite

Help on Cleavage: Cleavage: {0001} Perfect
Help on Color: Color: Colorless.
Help on Density: Density: 2.49 - 2.67, Average = 2.58
Help on Diaphaneity: Diaphaneity: Transparent to translucent
Help on Habit: Habit: Acicular - Occurs as needle-like crystals.
Help on Habit: Habit: Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline).
Help on Hardness: Hardness: 5.5-6 - Knife Blade-Orthoclase
Help on Luster: Luster: Vitreous - Greasy
Help on Streak: Streak: white

Optical Properties of Kaliophilite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.006 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.021 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1998,KPDmeas= 0.2052,KC= 0.2041
Ncalc = 1.51 - 1.54
Help on Optical Data: Optical Data: Uniaxial (-), e=1.527, w=1.532, bire=0.0050.

Calculated Properties of Kaliophilite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.54 gm/cc
note: Specific Gravity of Kaliophilite =2.58 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0085165557
Boson Index = 0.9914834443
Help on Photoelectric: Photoelectric: PEKaliophilite = 3.65 barns/electron
U=PEKaliophilite x relectron= 9.30 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 351.79 (Gamma Ray American Petroleum Institute Units)
Concentration of Kaliophilite per GRapi unit = 0.28 (%)

Estimated Radioactivity from Kaliophilite - barely detectable


Kaliophilite Classification

Help on  Dana Class: Dana Class: (76)Tectosilicate Al-Si Framework
  (76.02)Feldspathoids and related species
  (76.02.01)Nepheline group Kalsilite KAlSiO4 P 31c 3m Nepheline (Na,K)AlSiO4 P 63 6 Trikalsilite (K,Na)AlSiO4 P 63 6 Panunzite (K,Na)AlSiO4 P 63 6 Kaliophilite KAlSiO4 P 6322 6 2 2 Yoshiokaite (Ca8-(x/2)[](x/2)Al16-xSixO32) P 3 3 Megakalsilite! KAlSiO4 P 63 6
Help on  Strunz Class: Strunz Class: 09.FA.05 09 - SILICATES (Germanates)
  09.F - Tektosilicates without Zeolitic H2O
  09.FA -Tektosilicates without additional non-tetrahedral anions, (Al,B):Si = 1:1
09.FA.05 Nepheline (Na,K)AlSiO4 P 63 6
09.FA.05 Kaliophilite KAlSiO4 P 6322 6 2 2
09.FA.05 Kalsilite KAlSiO4 P 31c 3m
09.FA.05 Panunzite (K,Na)AlSiO4 P 63 6
09.FA.05 Trikalsilite (K,Na)AlSiO4 P 63 6
09.FA.05 Megakalsilite! KAlSiO4 P 63 6
09.FA.05 Yoshiokaite (Ca8-(x/2)[](x/2)Al16-xSixO32) P 3 3

Other Kaliophilite Information

Help on References: References: NAME( AntBidBlaNic2) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Ford32)
Help on See Also: See Also: Links to other databases for Kaliophilite :
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

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Dana No: Strunz No: 09.FA.05





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