[Content and History] [Recent Issues] [Back Issues] [Subscriptions] [Contacts] See Also: [Diamond Crystals] [Excalibur Minerals] [Hudson Institute] [Minerals on CDROM] Mineral News was founded some twenty years ago and has developed a following of avid mineral collectors seeking timely information about new finds and other items of interest to the collector community. Articles are solicited from collector and scientific authors. General Sabieite Information(NH4)Fe+++(SO4)2 |
Molecular Weight = 266.01 gm |
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Iron 20.99 % Fe 30.02 % Fe2O3 |
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Hydrogen 1.52 % H - % Calc as (NH4)2O |
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Sulfur 24.11 % S 60.20 % SO3 |
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Nitrogen 5.27 % N 9.79 % (NH4)2O |
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Oxygen 48.12 % O |
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100.00 % 100.00 % = TOTAL OXIDE |
(NH4)Fe3+(SO4)2 |
Derived from the dehydration of lonecreekite. |
Approved IMA 1983 |
Lone Creek cavern, near Sabie, Transvaal, South Africa. Link to MinDat.org Location Data. |
Named for the locality. |
Sabieite |
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Sabieite Crystallographya:c = 1:1.69423 |
a = 4.822, c = 8.1696, Z = 1; V = 164.51 Den(Calc)= 2.68 |
Trigonal - TrapezohedralH-M Symbol (3 2) Space Group: P 321 |
By Intensity(I/Io): 8.19(1), 2.409(0.3), 3.72(0.2), |
| Physical Properties of SabieiteWhite. |
2.68 - 2.69, Average = 2.68 |
Transparent |
Massive - Granular - Common texture observed in granite and other igneous rock. |
Powdery - Forms a loose, poorly-coherent pulverulent mass. |
2 - Gypsum |
Earthy (Dull) |
white |
| Optical Properties of SabieiteCI meas= -0.086 (Poor) - where the CI = (1-KPDmeas/KC) |
CI calc= -0.088 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2188,KPDmeas= 0.2184,KC= 0.2011 Ncalc = 1.54 Uniaxial (+), w=1.578, e=1.595, bire=0.0170. |
| Calculated Properties of SabieiteBulk Density (Electron Density)=2.68 gm/cc |
note: Specific Gravity of Sabieite =2.69 gm/cc. Fermion Index = 0.05 |
Boson Index = 0.95 PESabieite = 7.60 barns/electron |
U=PESabieite x rElectron Density= 20.39 barns/cc. GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Sabieite is Not Radioactive | Sabieite Classification28.03.05.01 (28)Anhydrous Acid and Sulfates |
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(28.03)(A++) XO4 |
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(28.03.05)Dana Group |
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07.AC.20 07 - SULFATES (SELENATES, TELLURATES) |
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07.A - Sulfates (selenates, etc.) without Additional Anions, without H2O |
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07.AC -With medium-sized and large cations |
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| Other Sabieite InformationNAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) |
Links to other databases for Sabieite : |
1 - Am. Min. Crystal Structure Database 2 - Athena 3 - EUROmin Project 4 - Ecole des Mines de Paris 5 - Google Images 6 - Google Scholar 7 - Handbook of Mineralogy (MinSocAm) 8 - Handbook of Mineralogy (UofA) 9 - MinDAT 10 - MinMax(Deutsch) 11 - MinMax(English) 12 - Mineralienatlas (Deutsch) 13 - QUT Mineral Atlas 14 - Ruff.Info Search for Sabieite using: Visit our Advertisers for Sabieite : AA Mineral SpecimensB & L Fine Minerals Crystalarium.com Dan Weinrich Fine Minerals Dan Weinrich Auctions Dakota Matrix Desert Winds Gems and Minerals Excalibur Minerals Exceptional Minerals Fabre Minerals Heliodor John Betts Fine Minerals Mason's Minerals Mineral News Mineral of the Month Club Wrights Rock Shop Translate Sabieite Mineral Data : Ask about Sabieite here : Print or Cut-and-Paste your Sabieite Specimen Label here :
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