Bulk Density (Electron Density)=3.48 gm/cc note: Specific Gravity of Calcioancylite-(Nd) =3.71 gm/cc.
Fermion Index:
Fermion Index = 0.08 Boson Index = 0.92
Photoelectric:
PECalcioancylite-(Nd) = 239.41 barns/electron U=PECalcioancylite-(Nd) x relectron= 832.32 barns/cc.
Radioactivity:
GRapi = 42,483.74 (Gamma Ray American Petroleum Institute Units)
Concentration of Calcioancylite-(Nd) per GRapi unit = 23.54 (PPM)
Calcioancylite-(Nd) is Radioactive as defined in 49 CFR 173.403. Greater than 70 Bq / gram.
Estimated Maximum U.S. Postal Shipping Size
(10 mRem/hr limit, Unshielded 10 cm box)
715.96 ±178.99 grams of pure Calcioancylite-(Nd) .
Estimated Radioactivity from Calcioancylite-(Nd) - 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 / 8.01 cm
952,082
2.57E-05
42,483.74
13.97
100 gm / 3.72 cm
95,208
2.57E-06
4,248.37
1.40
10 gm / 1.73 cm
9,521
2.57E-07
424.84
0.14
1 gm / 8.01 mm
952
2.57E-08
42.48
0.01
0.1 gm / 3.72 mm
95
2.57E-09
4.25
0.00
0.01 gm / 1.73 mm
10
2.57E-10
0.42
0.00
0.001 gm / 0.80 mm
1
2.57E-11
0.04
0.00
Weight of pure Calcioancylite-(Nd) in grams (gm) and Calculated Diameter of a Sphere with a Density of 3.71 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 ( 2.13 % Th) From Sum REE Elements (42.50 % REE)
Chemical Formula: 
- weak