Tripuhyite Mineral Data + 
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- 44.2.1.1 Bystromite MgSb2O6 P 41/mnm 4/m 2/m 2/m
- 44.2.1.2 Ordonezite ZnSb2O6 P 41/mnm 4/m 2/m 2/m
- 44.2.1.3 Tripuhyite FeSbO4 P 41/mnm 4/m 2/m 2/m
- IV/D.04-10 Ferrotapiolite (Fe,Mn)(Ta,Nb)2O6 P 41/mnm 4/m 2/m 2/m
- IV/D.04-20 Manganotapiolite (Mn,Fe)(Ta,Nb)2O6 P 41/mnm 4/m 2/m 2/m
- IV/D.04-40 Bystromite MgSb2O6 P 41/mnm 4/m 2/m 2/m
- IV/D.04-50 Tripuhyite FeSbO4 P 41/mnm 4/m 2/m 2/m
- IV/D.04-60 Ordonezite ZnSb2O6 P 41/mnm 4/m 2/m 2/m
General Tripuhyite Information |
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 Chemical Formula: |
Fe++Sb+++++O4 | ||
| Composition: |
Molecular Weight = 241.59 gm | ||
| Iron 23.12 % Fe 29.74 % FeO | |||
| Antimony 50.39 % Sb 66.95 % Sb2O5 | |||
| Oxygen 26.49 % O | |||
| ______ ______ | |||
| 100.00 % 96.69 % = TOTAL OXIDE | |||
| Empirical Formula: |
Fe2+SbO4 | ||
| IMA Status: |
Valid Species (Pre-IMA) 1897 | ||
| Locality: |
Tripuhy valley (today Tripuí !!) near Ouro Preto. Link to MinDat.org Location Data. | ||
| Name Origin: |
Named after its locality. | ||
| Synonym: |
ICSD 40344 | ||
| IMA2002-A | |||
| PDF 7-349 | |||
| Squawcreekite | |||
Tripuhyite Image | |||
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Images:
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Tripuhyite Crystallography |
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| Axial Ratios: |
a:c = 1:0.6614 | ||
| Cell Dimensions: |
a = 4.625, c = 3.059, Z = 1; V = 65.43 Den(Calc)= 6.13 | ||
| Crystal System: |
Tetragonal - Ditetragonal DipyramidalH-M Symbol (4/m 2/m 2/m) Space Group: P 41/mnm | ||
| X Ray Diffraction: |
By Intensity(I/Io): 3.28(1), 1.72(0.9), 2.56(0.9), | ||
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Crystal Structure:
Mouse |
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Physical Properties of Tripuhyite |
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| Color: |
Brownish black, Greenish yellow, Yellow, Dark brown. | ||
| Density: |
5.82 | ||
| Diaphaniety: |
Translucent | ||
| Habit: |
Fibrous - Crystals made up of fibers. | ||
| Hardness: |
7 - Quartz | ||
| Luster: |
Vitreous - Resinous | ||
| Streak: |
yellow | ||
Optical Properties of Tripuhyite |
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| Gladstone-Dale: |
CI meas= -0.367 (Poor) - where the CI = (1-KPDmeas/KC) CI calc= -0.298 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2055,KPDmeas= 0.2165,KC= 0.1583 |
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| Optical Data: |
Uniaxial (+), w=2.19, e=2.33, bire=0.1400. | ||
Calculated Properties of Tripuhyite |
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| Electron Density: |
relectron=5.53 gm/cc |
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| Fermion Index |
Fermion Index = 0.00502 Boson Index = 0.99498 |
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| Photoelectric: |
PETripuhyite = 171.72 barns/electron |
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Tripuhyite is Not Radioactive |
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Tripuhyite Classification |
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| Dana Class: |
44.2.1.3 (44)Antimonates | ||
| (44.2)A (X2 O6) | |||
| (44.2.1)Dana Group | |||
| Strunz Class: |
IV/D.04-50 IV - Oxides | ||
| IV/D - Oxides with metal : oxygen = 1:2 (MO2 and related compounds) | |||
| IV/D.04 - Tapiolite group | |||
Other Tripuhyite Information |
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| References: |
PHYS. PROP.(Enc. of Minerals,2nd ed.,1990, AmMin, v 88, p 1629) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) | ||
| See Also: |
Links to other databases for Tripuhyite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - Crocoite.com Mineral Locations 4 - EUROmin Project 5 -Google Images 6 -Google Scholar 7 -Handbook of Mineralogy (UofA) 8 -MinDAT 9 -MinMax(Deutsch) 10 -MinMax(English) 11 -Mineralienatlas (Deutsch) 12 -QUT Mineral Atlas 13 - WWW-MINCRYST 14 -École des Mines de Paris Search for Tripuhyite using: Visit our Advertisers for Tripuhyite : Translate Tripuhyite Mineral Data : Ask about Tripuhyite here : Print or Cut-and-Paste your Tripuhyite Specimen Label here :
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