Azoproite Mineral Data + 
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- 24.2.1.1 Ludwigite Mg2FeBO5 Pbam 2/m 2/m 2/m
- 24.2.1.2 Vonsenite Fe2FeBO5 Pbam 2/m 2/m 2/m
- 24.2.1.3 Azoproite (Mg,Fe)2(Fe,Ti,Mg)BO5 Pbam 2/m 2/m 2/m
- 24.2.1.4 Bonaccordite Ni2FeBO5 Pbam 2/m 2/m 2/m
- 24.2.1.5 Chestermanite Mg2(Fe,Mg,Al,Sb)BO3O2 Pbam 2/m 2/m 2/m
- 24.2.1.6 Fredrikssonite Mg2(Mn,Fe)O2(BO3) Pbam 2/m 2/m 2/m
- V/G.04-10 Ludwigite Mg2FeBO5 Pbam 2/m 2/m 2/m
- V/G.04-20 Vonsenite Fe2FeBO5 Pbam 2/m 2/m 2/m
- V/G.04-30 Azoproite (Mg,Fe)2(Fe,Ti,Mg)BO5 Pbam 2/m 2/m 2/m
- V/G.04-40 Chestermanite Mg2(Fe,Mg,Al,Sb)BO3O2 Pbam 2/m 2/m 2/m
- V/G.04-50 Fredrikssonite Mg2(Mn,Fe)O2(BO3) Pbam 2/m 2/m 2/m
- V/G.04-60 Bonaccordite Ni2FeBO5 Pbam 2/m 2/m 2/m
- V/G.04-70 Takeuchiite Mg2MnO2(BO3) Pnnm 2/m 2/m 2/m
- V/G.04-80 Orthopinakiolite (Mg,Mn)2MnBO5 Pnnm 2/m 2/m 2/m
- V/G.04-90 Blatterite (Mn,Mg)35Sb3(Mn,Fe)9(BO3)16O32 Pnnm 2/m 2/m 2/m
- V/G.04-100 Gaudefroyite Ca4Mn3-x(BO3)3(CO3)(O,OH)3 P 63 6
General Azoproite Information |
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 Chemical Formula: |
(Mg,Fe++)2(Fe+++,Ti,Mg)BO5 | ||
| Composition: |
Molecular Weight = 205.49 gm | ||
| Magnesium 18.92 % Mg 31.38 % MgO | |||
| Titanium 6.99 % Ti 11.66 % TiO2 | |||
| Iron 29.90 % Fe 17.48 % FeO / 23.31 % Fe2O3 | |||
| Boron 5.26 % B 16.94 % B2O3 | |||
| Oxygen 38.93 % O | |||
| ______ ______ | |||
| 100.00 % 100.78 % = TOTAL OXIDE | |||
| Empirical Formula: |
Mg1.5Fe2+0.5Fe3+0.6Ti0.3Mg0.1BO5 | ||
| IMA Status: |
Approved IMA 1970 | ||
| Locality: |
Link to MinDat.org Location Data. | ||
Azoproite Image | |||
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Images:
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Azoproite Crystallography |
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| Axial Ratios: |
a:b:c =0.7559:1:0.2457 | ||
| Cell Dimensions: |
a = 9.26, b = 12.25, c = 3.01, Z = 4; V = 341.44 Den(Calc)= 4.00 | ||
| Crystal System: |
Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: Pbam | ||
| X Ray Diffraction: |
By Intensity(I/Io): 2.57(1), 5.07(0.8), 2.16(0.6), | ||
Physical Properties of Azoproite |
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| Cleavage: |
[010] Good, [001] Distinct | ||
| Color: |
Black. | ||
| Density: |
3.63 | ||
| Diaphaniety: |
Transparent to Subopaque | ||
| Fracture: |
Brittle - Conchoidal - Very brittle fracture producing small, conchoidal fragments. | ||
| Hardness: |
5.5 - Knife Blade | ||
| Luster: |
Adamantine | ||
| Streak: |
gray | ||
Optical Properties of Azoproite |
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| Optical Data: |
Biaxial (+), a=1.799, b=1.822, g=1.855, bire=0.0560 | ||
Calculated Properties of Azoproite |
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| Electron Density: |
relectron=3.87 gm/cc |
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| Fermion Index |
Fermion Index = 0.04495 Boson Index = 0.95505 |
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| Photoelectric: |
PEAzoproite = 10.61 barns/electron |
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Azoproite is Not Radioactive |
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Azoproite Classification |
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| Dana Class: |
24.2.1.3 (24)Borates - Anhydrous | ||
| (24.2)where (A)2 BO2 [XO3] | |||
| (24.2.1)Ludwigite Group (Space Group: Pbam) | |||
| Strunz Class: |
V/G.04-30 V - Nitrates, Carbonates and Borates | ||
| V/G - "Insel" borates [BO3]3- "inseln" | |||
| V/G.04 - Ludwigite group | |||
Other Azoproite Information |
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| References: |
PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) | ||
| See Also: |
Links to other databases for Azoproite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (UofA) 7 -MinDAT 8 -MinMax(Deutsch) 9 -MinMax(English) 10 -Mineralienatlas (Deutsch) 11 -QUT Mineral Atlas 12 -École des Mines de Paris Search for Azoproite using: Visit our Advertisers for Azoproite : Translate Azoproite Mineral Data : Ask about Azoproite here : Print or Cut-and-Paste your Azoproite Specimen Label here :
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