Elias mine near Joachimstal, Bohemia, Czech Republic. Link to MinDat.org Location Data.
Name Origin:
Named for Josef Florian Vogl, Austrian mining official and mineralogist, who described the compound and published on uranium mines and minerals of Jachymov, Czech Republic.
CI meas= -0.086 (Poor) - where the CI = (1-KPDmeas/KC) CI calc= 0.006 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.18,KPDmeas= 0.1967,KC= 0.1811 Ncalc = 1.51 - 1.55
Optical Data:
Biaxial (+), a=1.541, b=1.547, g=1.564, bire=0.0230, 2V(Calc)=62, 2V(Meas)=60. Dispersion r > v strong.
Pleochroism (x):
dark bluish green.
Pleochroism (y):
pale yellow.
Pleochroism (z):
pale yellow.
Calculated Properties of Voglite
Electron Density:
Bulk Density (Electron Density)=2.87 gm/cc note: Specific Gravity of Voglite =3.06 gm/cc.
Fermion Index:
Fermion Index = 0.0032892096 Boson Index = 0.9967107904
Photoelectric:
PEVoglite = 761.60 barns/electron U=PEVoglite x relectron=2,184.10 barns/cc.
Radioactivity:
GRapi = 2,495,820.62 (Gamma Ray American Petroleum Institute Units)
Concentration of Voglite per GRapi unit = 400.67 (PPB)
Voglite is Radioactive as defined in 49 CFR 173.403. Greater than 70 Bq / gram.
Estimated Radioactivity from Voglite - very strong
Specimen Size Weight/Volume (Sphere) *
Calculated Activity Bequerols (Bq)
Calculated Activity Curies (Ci)
Estimated Activity GR(api)
Estimated Exposure (mRem**)/hr If Held in Hand For One Hour
1000 gm / 8.55 cm
55,925,334
1.51E-03
2,495,820.62
820.54
100 gm / 3.97 cm
5,592,533
1.51E-04
249,582.06
82.05
10 gm / 1.84 cm
559,253
1.51E-05
24,958.21
8.21
1 gm / 8.55 mm
55,925
1.51E-06
2,495.82
0.82
0.1 gm / 3.97 mm
5,593
1.51E-07
249.58
0.08
0.01 gm / 1.84 mm
559
1.51E-08
24.96
0.01
0.001 gm / 0.85 mm
56
1.51E-09
2.50
0.00
Weight of pure Voglite in grams (gm) and Calculated Diameter of a Sphere with a Density of 3.06 gm/cc.*
Goverment Estimate of Average Annual Exposure (
360 mRem)
** Note: 10 microsieverts/hr = 1 mRem/hr **
Max Permissable Adult Dose 50,000 mRem/yr (hands), 15,000 mRem/yr (eyes)
Lethal Dose LD(50) Exposure 400,000 to 500,000 mRem