Kaliophilite Mineral Data

Advertisment

Dakota Matrix was founded in 1996 and has offered systematic and rare mineral specimens online since 1998.

Weinrich Minerals, A Dealer in Fine Mineral Specimens - Since 1989. We buy collections and single high quality specimens.

John Betts - Fine Minerals, New York. Dealers of Fine Minerals and Natural Crystal Clusters since 1989. We buy rock collections, we buy gem collections, we buy mineral collections.

McDougall Minerals sells high-quality mineral specimens from all over the world to collectors of all levels, from beginners to connoisseurs

General Kaliophilite Information

Chemical Formula:

KAlSiO4

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

Empirical Formula:

KAlSiO₄

Environment:

In blocks of biotite-pyroxenite volcanic ejecta.

IMA Status:

Valid Species (Pre-IMA) 1886

Locality:

Ejecta from Mte. Somma, Vesuvius. Link to MinDat.org Location Data.

Name Origin:

From the Greek for potassium, "kalium", and for "friend", recognizing potassium's presence.

Name Pronunciation:

Kaliophilite + Pronunciation

Synonym:

Facellite

Phacellite

Kaliophilite Image

Images:

Click Here for Larger Kaliophilite Image

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

Axial Ratios:

a:c = 1:0.31645

Cell Dimensions:

a = 26.93, c = 8.522, Z = 54; V = 5,352.36 Den(Calc)= 2.65

Crystal System:

Hexagonal - TrapezohedralH-M Symbol (6 2 2) Space Group: P 6₃22

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 3.09(1), 2.593(0.3), 2.131(0.25),

Physical Properties of Kaliophilite

Cleavage:

{0001} Perfect

Color:

Colorless.

Density:

2.49 - 2.67, Average = 2.58

Diaphaneity:

Transparent to translucent

Habit:

Acicular - Occurs as needle-like crystals.

Habit:

Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline).

Hardness:

5.5-6 - Knife Blade-Orthoclase

Luster:

Vitreous - Greasy

Streak:

white

Optical Properties of Kaliophilite

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

Optical Data:

Uniaxial (-), e=1.527, w=1.532, bire=0.0050.

Calculated Properties of Kaliophilite

Electron Density:

Bulk Density (Electron Density)=2.54 gm/cc
note: Specific Gravity of Kaliophilite =2.58 gm/cc.

Fermion Index:

Fermion Index = 0.0085165557
Boson Index = 0.9914834443

Photoelectric:

PE_Kaliophilite= 3.65 barns/electron
U=PE_Kaliophilite x r_electron= 9.30 barns/cc.

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

Dana Class:

76.02.01.05 (76)Tectosilicate Al-Si Framework

(76.02)Feldspathoids and related species

(76.02.01)Nepheline group

76.02.01.01 Kalsilite KAlSiO4 P 3₁c 3m

76.02.01.02 Nepheline (Na,K)AlSiO4 P 6₃ 6

76.02.01.03 Trikalsilite (K,Na)AlSiO4 P 6₃ 6

76.02.01.04 Panunzite (K,Na)AlSiO4 P 6₃ 6

76.02.01.05 Kaliophilite KAlSiO4 P 6₃22 6 2 2

76.02.01.06 Yoshiokaite (Ca8-(x/2)[](x/2)Al16-xSixO32) P 3 3

76.02.01.07 Megakalsilite! KAlSiO4 P 6₃ 6

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

References:

NAME( AntBidBlaNic2) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Ford32)

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

Search for Kaliophilite using:

[AOL] [Bing] [Dog Pile] [GeoScienceWorld] [HotBot] [Ixquick] [Lycos] [MAMMA] [Scirus] [Teoma] [WebCrawler] [Wikipedia] [YAHOO]

Visit our Advertisers for Kaliophilite :

Adam's Minerals Google Search for Kaliophilite
Dakota Matrix Minerals Google Search for Kaliophilite
John Betts Fine Minerals Search for Kaliophilite
McDougall Minerals Google Search for Kaliophilite
Rock and Mineral Shows Google Search for Kaliophilite
Weinrich Minerals, Inc. Google Search for Kaliophilite

Ask about Kaliophilite 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 Español

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

Kaliophilite

KAlSiO4
Dana No: 76.02.01.05 Strunz No: 09.FA.05
Locality:

Notes: