|
Warwickite Mineral Data + |
General Warwickite Information |
|||
| Mg(Ti,Fe+++,Al)(BO3)O | |||
| Molecular Weight = 147.29 gm | |||
| Magnesium 16.50 % Mg 27.36 % MgO | |||
| Titanium 19.50 % Ti 32.54 % TiO2 | |||
| Aluminum 1.83 % Al 3.46 % Al2O3 | |||
| Iron 11.37 % Fe 16.26 % Fe2O3 | |||
| Boron 7.34 % B 23.63 % B2O3 | |||
| Oxygen 43.45 % O | |||
| ______ ______ | |||
| 100.00 % 103.26 % = TOTAL OXIDE | |||
| MgTi0.6Fe3+0.3Al0.1(BO3)O | |||
| Valid Species (Pre-IMA) 1838 | |||
| Southwest of Edenville, in the town of Warwick, Orange Co., New York. Link to MinDat.org Location Data. | |||
| Named after its locality. | |||
| ICSD 8130 | |||
| PDF 19-775 | |||
Warwickite Image | |||
|
|
|
||
Warwickite Crystallography |
|||
| a:b:c =0.9827:1:0.3296 | |||
| a = 9.197, b = 9.358, c = 3.085, Z = 4; V = 265.51 Den(Calc)= 3.68 | |||
| Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: Pnam | |||
| By Intensity(I/Io): 2.58(1), 1.5(0.5), 1.6(0.5), | |||
|
Mouse |
| ||
Physical Properties of Warwickite |
|||
| [100] Perfect | |||
| Brown, Black. | |||
| 3.36 | |||
| Transparent to Subtranslucent | |||
| Brittle - Uneven - Very brittle fracture producing uneven fragments. | |||
| Crystalline - Fine - Occurs as well-formed fine sized crystals. | |||
| Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline). | |||
| 3-4 - Calcite-Fluorite | |||
| Non-fluorescent. | |||
| Vitreous - Silky | |||
| bluish black | |||
Optical Properties of Warwickite |
|||
| CI meas= 0.169 (Poor) - where the CI = (1-KPDmeas/KC) CI calc= 0.241 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2215,KPDmeas= 0.2426,KC= 0.2918 |
|||
| Biaxial (+), a=1.806, b=1.809, g=1.83, bire=0.0240 | |||
Calculated Properties of Warwickite |
|||
relectron=3.25 gm/cc |
|||
| Fermion Index = 0.05894 Boson Index = 0.94106 |
|||
PEWarwickite = 7.12 barns/electron |
|||
| GRapi = 0 (Gamma Ray American Petroleum Institute Units) Warwickite is Not Radioactive |
|||
Warwickite Classification |
|||
| 24.2.2.1 (24)Borates - Anhydrous | |||
| (24.2)where (A)2 BO2 [XO3] | |||
| (24.2.2)Dana Group | |||
| V/G.03-10 V - Nitrates, Carbonates and Borates | |||
| V/G - "Insel" borates [BO3]3- "inseln" | |||
| V/G.03 - Warwickite - Hulsite series | |||
Other Warwickite Information |
|||
| NAME( Ford32) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) | |||
| Links to other databases for Warwickite : 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 Warwickite using: Visit our Advertisers for Warwickite : Translate Warwickite Mineral Data : Ask about Warwickite here : Print or Cut-and-Paste your Warwickite Specimen Label here :
|
|||