General Hatrurite Information
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Chemical Formula: |
Ca3SiO5 |
Composition: |
Molecular Weight = 228.32 gm |
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Calcium 52.66 % Ca 73.68 % CaO |
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Silicon 12.30 % Si 26.32 % SiO2 |
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Oxygen 35.04 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
Empirical Formula: |
Ca3SiO5 |
IMA Status: |
Approved IMA 1977 |
Locality: |
Link to MinDat.org Location Data. |
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Search for Hatrurite Images |
Images:
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Hatrurite Crystallography
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Axial Ratios: |
a:c = 1:3.57482 |
Cell Dimensions: |
a = 7.15, c = 25.56, Z = 9; V = 1,131.63 Den(Calc)= 3.02 |
Crystal System: |
Trigonal - Ditrigonal PyramidalH-M Symbol (3m) Space Group: R 3m |
X Ray Diffraction: |
By Intensity(I/Io): 2.649(1), 2.787(1), 3.07(0.9), |
Crystal Structure:
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O Daniel H , Hellner E , Neues Jahrbuch fur Mineralogie, Monatshefte , 1950 (1950) p.108-111, Zur struktur von 3CaO*SiO2
View Additional jPOWD Structure files for Hatrurite
[1]
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Physical Properties of Hatrurite
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Color: |
Brownish red, Colorless. |
Density: |
3.02 |
Hardness: |
6 - Orthoclase |
Streak: |
white |
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Optical Properties of Hatrurite
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Optical Data: |
NCalc= 1.63 - from Gladstone-Dale relationship (KC = 0.2095) where Ncalc=Dcalc*KC+1
NCalc= 1.63 - from Gladstone-Dale relationship (KC = 0.2095) where Ncalc=Dmeas*KC+1 |
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Calculated Properties of Hatrurite
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Electron Density: |
relectron=3.02 gm/cc note: rHatrurite =3.02 gm/cc. |
Fermion Index |
Fermion Index = 0.00662 Boson Index = 0.99338 |
Photoelectric: |
PEHatrurite = 6.92 barns/electron U=PEHatrurite x relectron= 20.87 barns/cc. |
Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Hatrurite is Not Radioactive |
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Hatrurite Classification
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Dana Class: |
52.4.7.3 (52)Nesosilicate Insular SiO4 Groups and O, OH, F, and H2O |
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(52.4)with cations in [6] and/or > [6] coordination |
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(52.4.7)Afwillite and related species |
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52.4.7.1 Afwillite Ca3Si2O4(OH)6 P 21 2 |
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52.4.7.2 Bultfonteinite Ca2SiO2(OH,F)4 P1 1 |
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52.4.7.3 Hatrurite Ca3SiO5 R 3m 3m |
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52.4.7.4 Jasmundite Ca11(SiO4)4O2S I 42m 4 2m |
Strunz Class: |
VIII/B.22-10 VIII - Silicates |
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VIII/B - Nesosubsilicates, with anions unfamiliar to tetraheders, cationes with coordinationnumber between [8] and [12] |
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VIII/B.22 - Thaumasite series |
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VIII/B.22-10 Hatrurite Ca3SiO5 R 3m 3m |
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VIII/B.22-25 Poldervaartite (Ca,Mn)2SiO3(OH)2 P bca 2/m 2/m 2/m |
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VIII/B.22-30 Afwillite Ca3Si2O4(OH)6 P 21 2 |
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VIII/B.22-40 Bultfonteinite Ca2SiO2(OH,F)4 P1 1 |
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VIII/B.22-50 Spurrite Ca5(SiO4)2(CO3) P 21/a 2/m |
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VIII/B.22-60 Paraspurrite Ca5(SiO4)2(CO3) P 21/a 2/m |
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VIII/B.22-65 Ternesite! Ca5(SiO4)2SO4 P nma 2/m 2/m 2/m |
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VIII/B.22-70 Nagelschmidtite Ca7(SiO4)3(PO4)2 Unk Hex |
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VIII/B.22-75 Harrisonite! Ca(Fe,Mg)6(PO4)2(SiO4)2 R 3m 3 2/m |
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VIII/B.22-80 Fukalite Ca4Si2O6(CO3)(OH,F)2 Unk Ortho |
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VIII/B.22-90 Thaumasite Ca3Si(CO3)(SO4)(OH)6·12(H2O) P 63/m 6/m |
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VIII/B.22-100 Chelyabinskite* (Ca,Mg)3Si(OH)6(SO4,CO3)2·9(H2O) Unk Ortho |
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Other Hatrurite Information
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References: |
PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) |
See Also: |
Links to other databases for Hatrurite :
1 -Am. Min. Crystal Structure Database
2 -Athena
3 - EUROmin Project
4 -Google Images
5 -Google Scholar
6 -Handbook of Mineralogy (MinSocAm)
7 -Handbook of Mineralogy (UofA)
8 -MinDAT
9 -MinMax(Deutsch)
10 -MinMax(English)
11 -Mineralienatlas (Deutsch)
12 -QUT Mineral Atlas
13 -École des Mines de Paris
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Print or Cut-and-Paste your Hatrurite Specimen Label here :
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Hatrurite
Ca3SiO5
Dana No: 52.4.7.3 Strunz No: VIII/B.22-10
Locality:
Notes:
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