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Quintinite-2H Mineral Data + |
General Quintinite-2H Information |
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| Mg4Al2(OH)12CO3·4(H2O) | |||
| Molecular Weight = 487.34 gm | |||
| Magnesium 19.95 % Mg 33.08 % MgO | |||
| Aluminum 11.07 % Al 20.92 % Al2O3 | |||
| Hydrogen 4.14 % H 36.97 % H2O | |||
| Carbon 2.46 % C 9.03 % CO2 | |||
| Oxygen 62.38 % O | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| Mg4Al2(OH)12(CO3)·4(H2O) | |||
| Related to caresite-2H, charmarite-2H and charmarite-3T. | |||
| Approved IMA 1995 | |||
| Found in the Jacupiranga mine, São Paulo, Brazil. Link to MinDat.org Location Data. | |||
| Named after Quintin Wight (b. 1935), of Ottawa, Ontario, Canada, significant contributor to mineral studies at Mont Saint-Hilaire, and author of The Complete Book of micromounting ( 1993). | |||
| IMA1992-028 | |||
Quintinite-2H Image | |||
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Quintinite-2H Crystallography |
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| a:c = 1:1.43515 | |||
| a = 10.571, c = 15.171, Z = 4; V = 1,468.17 Den(Calc)= 2.20 | |||
| Hexagonal - TrapezohedralH-M Symbol (6 2 2) Space Group: P 6322 | |||
| By Intensity(I/Io): 3.785(1), 7.63(1), 1.825(0.2), | |||
Physical Properties of Quintinite-2H |
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| [0001] Perfect | |||
| Colorless, Deep orange red, Orange, Pale brown. | |||
| 2.14 | |||
| Transparent | |||
| Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline). | |||
| 2 - Gypsum | |||
| Vitreous (Glassy) | |||
| white | |||
Optical Properties of Quintinite-2H |
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| CI meas= 0.02 (Excellent) - where the CI = (1-KPDmeas/KC) CI calc= 0.047 (Good) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2423,KPDmeas= 0.2491,KC= 0.2542 |
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| Uniaxial (+), w=1.533, e=1.533, bire=0.0000. | |||
Calculated Properties of Quintinite-2H |
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relectron=2.21 gm/cc |
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| Fermion Index = 0.02052 Boson Index = 0.97948 |
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PEQuintinite-2H = 0.90 barns/electron |
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| GRapi = 0 (Gamma Ray American Petroleum Institute Units) Quintinite-2H is Not Radioactive |
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Quintinite-2H Classification |
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| 16b.6.4.1 (16b)Carbonates - Hydroxyl or Halogen | |||
| (16b.6)Dana Type | |||
| (16b.6.4)Dana Group | |||
| V/E.02-05 V - Nitrates, Carbonates and Borates | |||
| V/E - Water-bearing carbonates with unfamiliar anions | |||
| V/E.02 - Manasseite group | |||
Other Quintinite-2H Information |
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| NAME( CanMin, 8/99) PHYS. PROP.(Am.Min.,Vol.83,p1347,1998) OPTIC PROP.(Am.Min.,Vol.83,p1347,1998) | |||
| Links to other databases for Quintinite-2H : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 -Google Images 4 -Google Scholar 5 -MinDAT 6 -MinMax(Deutsch) 7 -MinMax(English) 8 -Mineralienatlas (Deutsch) 9 -QUT Mineral Atlas Search for Quintinite-2H using: Visit our Advertisers for Quintinite-2H : Translate Quintinite-2H Mineral Data : Ask about Quintinite-2H here : Print or Cut-and-Paste your Quintinite-2H Specimen Label here :
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