[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 Vitimite InformationCa6B14O19(SO4)(OH)14•5(H2O) |
Molecular Weight = 1,125.95 gm |
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Calcium 22.07 % Ca 30.88 % CaO |
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Boron 13.44 % B 43.28 % B2O3 |
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Hydrogen 2.10 % H 18.80 % H2O |
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Sulfur 2.85 % S 7.11 % SO3 |
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Oxygen 59.54 % O |
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100.00 % 100.07 % = TOTAL OXIDE |
Ca6.2B14O19.2(SO4)(OH)13.9•4.8(H2O) |
In veinlets in boron ores of the Sonlongo deposit. |
Approved IMA 2001 (Dana # Added) |
Solongo deposit in Buryatia, Transbaikal region, Russia Link to MinDat.org Location Data. |
Named for the Vitim plateau which is near the locality |
IMA2001-057 |
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| | Vitimite Crystallographya:b:c =0.7219:1:0.7194 |
a = 14.1, b = 19.53, c = 14.05, Z = 4; beta = 120.39° V = 3,337.40 Den(Calc)= 2.24 |
MonoclinicSpace Group: P 2/m, P 2, Pm, pseudo-hex |
By Intensity(I/Io): 12.2(1)(100,001), 2.72(0.7)(171,170,071), 3.036(0.6)(400,004),1.992(0.5)(541,304,417), 3.45(0.5)(333), 2.108(0.4), 2.911(0.4), 4.42(0.4), |
| Physical Properties of VitimiteWhite. |
2.29 |
Transparent |
Sectile - Curved shavings or scrapings produced by a knife blade, (e.g. graphite). |
Aggregates - Made of numerous individual crystals or clusters. |
Compact - Occurs as a compact mass. |
Fibrous - Crystals made up of fibers. |
1.5 - Between Talc and Gypsum |
Vitreous (Glassy) |
white |
| Optical Properties of VitimiteCI meas= 0.001 (Superior) - where the CI = (1-KPDmeas/KC) |
CI calc= -0.021 (Excellent) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2394,KPDmeas= 0.2342,KC= 0.2344 Ncalc = 1.53 - 1.54 Biaxial (-), a=1.532, b=1.537, g=1.54, bire=0.0080, 2V(Calc)=74, 2V(Meas)=75. Dispersion r > v. |
| Calculated Properties of VitimiteBulk Density (Electron Density)=2.31 gm/cc |
note: Specific Gravity of Vitimite =2.29 gm/cc. Fermion Index = 0.02 |
Boson Index = 0.98 PEVitimite = 3.06 barns/electron |
U=PEVitimite x rElectron Density= 7.07 barns/cc. GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Vitimite is Not Radioactive | Vitimite Classification27.01.11.01 (27)Compound Borates |
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(27.01)Dana Type |
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(27.01.11)Dana Group |
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06.HA.45 06 - BORATES |
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06.H - Unclassified Borates |
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06.HA -Unclassified borates |
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| Other Vitimite InformationNAME( AmMin, v 88, p 1839) PHYS. PROP.(AmMin, v 88, p 1839) OPTIC PROP.(AmMin, v 88, p 1839) |
Links to other databases for Vitimite : |
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 10 - Ruff.Info Search for Vitimite using: Visit our Advertisers for Vitimite : 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 Vitimite Mineral Data : Ask about Vitimite here : Print or Cut-and-Paste your Vitimite Specimen Label here :
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