General Heneuite Information Chemical Formula: |
CaMg5(PO4)3(CO3)(OH) |
Composition: |
Molecular Weight = 523.53 gm |
|
Calcium 7.66 % Ca 10.71 % CaO |
|
Magnesium 23.21 % Mg 38.49 % MgO |
|
Phosphorus 17.75 % P 40.67 % P2O5 |
|
Hydrogen 0.19 % H 1.72 % H2O |
|
Carbon 2.29 % C 8.41 % CO2 |
|
Oxygen 48.90 % O |
|
______ ______ |
|
100.00 % 100.00 % = TOTAL OXIDE |
Empirical Formula: |
CaMg5(PO4)3(CO3)(OH) |
Environment: |
Serpentine-magnesite deposit developed in a regional metamorphic terrain. |
IMA Status: |
Approved IMA 1986 |
Locality: |
Tingelstadtjern quarry, Modum, Norway. Link to MinDat.org Location Data. |
Name Origin: |
Named for Henrich Neumann (1914-1983), Mineralogical-Geological Museum, University of Oslo, Oslo, Norway. |
Name Pronunciation: |
Heneuite |
Synonym: |
ICSD 29554 |
|
PDF 39-362 |
| | Heneuite Image
Images:
|
|
Heneuite Crystallography Axial Ratios: |
a:b:c =0.5818:1:0.8002 |
Cell Dimensions: |
a = 6.3069, b = 10.8386, c = 8.6736, Z = 2; alpha = 95.013°, beta = 93.412°, gamma = 101.039° V = 578.69 Den(Calc)= 3.00 |
Crystal System: |
Triclinic - PinacoidalH-M Symbol ( 1) Space Group: P1 |
X Ray Diffraction: |
By Intensity(I/Io): 2.703(1), 2.8756(0.9), 2.7894(0.8), |
| Physical Properties of Heneuite Cleavage: |
{???} Good |
Color: |
Bluish violet, Light blue green. |
Density: |
3.016 |
Diaphaneity: |
Transparent |
Hardness: |
5 - Apatite |
Luster: |
Vitreous (Glassy) |
Streak: |
white |
| Optical Properties of Heneuite Gladstone-Dale: |
CI meas= -0.027 (Excellent) - where the CI = (1-KPDmeas/KC) |
CI calc= -0.03 (Excellent) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2033,KPDmeas= 0.2029,KC= 0.1975 Ncalc = 1.59 - 1.6 Optical Data: |
Biaxial (-), a=1.586, b=1.62, g=1.63, bire=0.0440, 2V(Calc)=54, 2V(Meas)=50-56. |
| Calculated Properties of Heneuite Electron Density: |
Bulk Density (Electron Density)=3.00 gm/cc |
note: Specific Gravity of Heneuite =3.02 gm/cc. Fermion Index: |
Fermion Index = 0.02 |
Boson Index = 0.98 Photoelectric: |
PEHeneuite = 2.34 barns/electron |
U=PEHeneuite x rElectron Density= 7.00 barns/cc. Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Heneuite is Not Radioactive | Heneuite Classification Dana Class: |
43.04.11.01 (43)Compound Phosphates, etc. |
|
(43.04)(Anhydrous Compound Anions With Hydroxyl or Halogen) |
|
(43.04.11)Dana Group |
|
Strunz Class: |
08.BO.25 08 - PHOSPHATES, ARSENATES, VANADATES |
|
08.B - Phosphates, etc. with Additional Anions, without H2O |
|
08.BO -With only large cations, (OH, etc.):RO4 ³ 1:1 |
|
| Other Heneuite Information References: |
NAME( AntBidBlaNic4) PHYS. PROP.(Am.Min.,Vol.73,p440,1988) OPTIC PROP.(Am.Min.,Vol.73,p440,1988) |
See Also: |
Links to other databases for Heneuite : |
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 Heneuite using: Visit our Advertisers for Heneuite : A Bijoux Google Search for HeneuiteAdam's Minerals Google Search for Heneuite Cape Minerals Google Search for Heneuite Dakota Matrix Minerals Google Search for Heneuite Excalibur Mineral Corp. Google Search for Heneuite Exceptional Minerals Google Search for Heneuite John Betts Fine Minerals Search for Heneuite McDougall Minerals Google Search for Heneuite Mineral News Website Link Rock and Mineral Shows Google Search for Heneuite Weinrich Minerals, Inc. Google Search for Heneuite Ask about Heneuite here : Print or Cut-and-Paste your Heneuite Specimen Label here :
| |
|
| |