![]() |
Foggite Mineral Data |
General Foggite Information |
|||
![]() |
CaAl(PO4)(OH)2•(H2O) | ||
![]() |
Molecular Weight = 214.06 gm | ||
Calcium 18.72 % Ca 26.20 % CaO | |||
Aluminum 12.60 % Al 23.82 % Al2O3 | |||
Phosphorus 14.47 % P 33.16 % P2O5 | |||
Hydrogen 1.88 % H 16.83 % H2O | |||
Oxygen 52.32 % O | |||
______ ______ | |||
100.00 % 100.00 % = TOTAL OXIDE | |||
![]() |
CaAl(PO4)(OH)2•(H2O) | ||
![]() |
Secondary mineral, probably formed at < 300 deg. C in complex granite pegmatites. | ||
![]() |
Approved IMA 1975 | ||
![]() |
Palermo #1 mine, near North Groton, Grafton County, New Hamshire, USA. Link to MinDat.org Location Data. | ||
![]() |
Named for Forrest. F. Fogg (1920-), mineral collector, New Hampshire, USA. | ||
![]() |
Foggite ![]() |
||
![]() |
ICSD 4261 | ||
PDF 29-282 | |||
Foggite Image | |||
![]() |
|
||
Foggite Crystallography |
|||
![]() |
a:b:c =0.4347:1:0.2433 | ||
![]() |
a = 9.27, b = 21.324, c = 5.19, Z = 8; V = 1,025.93 Den(Calc)= 2.77 | ||
![]() |
Orthorhombic - Disphenoidal H-M Symbol (2 2 2) Space Group: A2122 | ||
![]() |
By Intensity(I/Io): 4.24(1), 2.693(0.8), 3.109(0.7), | ||
Physical Properties of Foggite |
|||
![]() |
{010} Perfect, {100} Good | ||
![]() |
Colorless, White. | ||
![]() |
2.78 | ||
![]() |
Transparent | ||
![]() |
4 - Fluorite | ||
![]() |
white | ||
Optical Properties of Foggite |
|||
![]() |
CI meas= 0.012 (Superior) - where the CI = (1-KPDmeas/KC) CI calc= 0.008 (Superior) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2203,KPDmeas= 0.2195,KC= 0.2222 Ncalc = 1.62 |
||
![]() |
Biaxial (+), a=1.61, b=1.61, g=1.611, bire=0.0010, 2V(Calc)=0, 2V(Meas)=40-45. | ||
Calculated Properties of Foggite |
|||
![]() |
Bulk Density (Electron Density)=2.80 gm/cc note: Specific Gravity of Foggite =2.77 gm/cc. |
||
![]() |
Fermion Index = 0.0005067159 Boson Index = 0.9994932841 |
||
![]() |
PEFoggite = 3.37 barns/electron U=PEFoggite x rElectron Density= 9.42 barns/cc. |
||
![]() |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Foggite is Not Radioactive |
||
Foggite Classification |
|||
![]() |
42.07.02.01 (42)Hydrated Phosphates, etc., Containing Hydroxyl or Halogen | ||
(42.07)where (AB)5 (XO4)3 Zq � x(H2O) | |||
(42.07.02)Foggite Group | |||
![]() |
08.DL.05 08 - PHOSPHATES, ARSENATES, VANADATES | ||
08.D - Phosphates, etc | |||
08.DL -With large and medium-sized cations, (OH, etc.):RO4 = 2:1 | |||
Other Foggite Information |
|||
![]() |
NAME( AntBidBlaNic4) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) | ||
![]() |
Links to other databases for Foggite : 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 Foggite using: Visit our Advertisers for Foggite : Ask about Foggite here : Print or Cut-and-Paste your Foggite Specimen Label here :
|
||
Dakota Matrix
Excalibur Minerals
Exceptional Minerals
Hudson Insitute
John Betts Fine Minerals
Mc Dougall Minerals
Mineral News
Rock and Mineral Shows
Weinrich Minerals, Inc.