Bulk Density (Electron Density)=2.95 gm/cc note: Specific Gravity of IMA2009-001 =3.11 gm/cc.
Fermion Index:
Fermion Index = 0.06 Boson Index = 0.94
Photoelectric:
PEIMA2009-001 = 164.03 barns/electron U=PEIMA2009-001 x relectron= 483.38 barns/cc.
Radioactivity:
GRapi = 15,923.90 (Gamma Ray American Petroleum Institute Units)
Concentration of IMA2009-001 per GRapi unit = 62.80 (PPM)
IMA2009-001 is Radioactive as defined in 49 CFR 173.403. Greater than 70 Bq / gram.
Estimated Radioactivity from IMA2009-001 - weak
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 / 8.50 cm
352,905
9.54E-06
15,923.90
5.24
100 gm / 3.95 cm
35,291
9.54E-07
1,592.39
0.52
10 gm / 1.83 cm
3,529
9.54E-08
159.24
0.05
1 gm / 8.50 mm
353
9.54E-09
15.92
0.01
0.1 gm / 3.95 mm
35
9.54E-10
1.59
0.00
0.01 gm / 1.83 mm
4
9.54E-11
0.16
0.00
0.001 gm / 0.85 mm
0
9.54E-12
0.02
0.00
Weight of pure IMA2009-001 in grams (gm) and Calculated Diameter of a Sphere with a Density of 3.11 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
Estimated Thorium Activity ( 0.78 % Th) From Sum REE Elements (15.70 % REE)
Chemical Formula: 
- weak