General Veatchite Information![]() Sr2B11O16(OH)5•(H2O) |
![]() Molecular Weight = 653.19 gm |
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Strontium 26.83 % Sr 31.73 % SrO |
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Boron 18.20 % B 58.62 % B2O3 |
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Hydrogen 1.08 % H 9.65 % H2O |
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Oxygen 53.89 % O |
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100.00 % 100.00 % = TOTAL OXIDE |
![]() Sr2B11O16(OH)5•(H2O) |
![]() Evaporite borate deposits formed by volcanic activity. |
![]() Valid Species (Pre-IMA) 1938 |
![]() Sterling Borax mine, Tick Canyon, 3. miles NNE of Lang, Los Angeles Co., California. Link to MinDat.org Location Data. |
![]() Named for John A. Veatch (1808-1870), American physician and geologist, who first detected boron in mineral waters in California, USA in the late 1800’s. |
![]() Veatchite + Pronunciation |
![]() ![]() ICSD 16921 |
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PDF 12-712 |
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Veatchite Crystallography![]() a:b:c =1.7725:1:0.5653 |
![]() a = 20.81, b = 11.74, c = 6.637, Z = 4; beta = 92.2° V = 1,620.29 Den(Calc)= 2.68 |
![]() Monoclinic - DomaticH-M Symbol (m) Space Group: Aa |
![]() By Intensity(I/Io): 3.34(1), 10.5(1), 2.61(0.7), |
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| Physical Properties of Veatchite![]() {010} Perfect, {001} Indistinct |
![]() Colorless, Pearl white. |
![]() 2.62 |
![]() Transparent |
![]() 2 - Gypsum |
![]() Vitreous - Pearly |
![]() white |
| Optical Properties of Veatchite![]() CI meas= -0.071 (Fair) - where the CI = (1-KPDmeas/KC) |
CI calc= -0.047 (Good) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2144,KPDmeas= 0.2193,KC= 0.2049 Ncalc = 1.54 - 1.55 ![]() Biaxial (+), a=1.551, b=1.553, g=1.62, bire=0.0690, 2V(Calc)=22, 2V(Meas)=37. |
| Calculated Properties of Veatchite![]() Bulk Density (Electron Density)=2.58 gm/cc |
note: Specific Gravity of Veatchite =2.68 gm/cc. ![]() Fermion Index = 0.05 |
Boson Index = 0.95 ![]() PEVeatchite = 29.71 barns/electron |
U=PEVeatchite x rElectron Density= 76.56 barns/cc. ![]() GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Veatchite is Not Radioactive | Veatchite Classification![]() 26.05.09.01 (26)Hydrated Borates Containing Hydroxyl or Halogen |
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(26.05)Dana Type |
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(26.05.09)Dana Group |
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![]() 06.EC.15 06 - BORATES |
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06.E - Pentaborates |
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06.EC -Phyllo-pentaborates |
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| Other Veatchite Information![]() NAME( MinRec) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) |
![]() Links to other databases for Veatchite : |
1 - Am. Min. Crystal Structure Database 2 - Athena 3 - EUROmin Project 4 - Ecole des Mines de Paris 5 - GeoScienceWorld 6 - Google Images 7 - Google Scholar 8 - Handbook of Mineralogy (MinSocAm) 9 - Handbook of Mineralogy (UofA) 10 - MinDAT 11 - Mineralienatlas (Deutsch) 12 - Online Mineral Museum 13 - QUT Mineral Atlas 14 - Ruff.Info 15 - WWW-MINCRYST Search for Veatchite using: Visit our Advertisers for Veatchite : A Bijoux Google Search for VeatchiteAdam's Minerals Google Search for Veatchite Cape Minerals Google Search for Veatchite Dakota Matrix Minerals Google Search for Veatchite Excalibur Mineral Corp. Google Search for Veatchite Exceptional Minerals Google Search for Veatchite John Betts Fine Minerals Search for Veatchite McDougall Minerals Google Search for Veatchite Mineral News Website Link Rock and Mineral Shows Google Search for Veatchite Weinrich Minerals, Inc. Google Search for Veatchite Ask about Veatchite here : Print or Cut-and-Paste your Veatchite Specimen Label here :
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