Atomic and nuclear properties of materials:
Magnesium carbonate MgCO3
QuantityValueUnits ValueUnits
<Z/A> 0.49814     
Density 2.96 g cm-3   
Mean excitation energy 118.0 eV   
Minimum ionization 1.704 MeV g-1cm2 5.040 MeV cm-1
Nuclear collision length 62.8 g cm-2 21.24 cm
Nuclear interaction length 93.1 g cm-2 31.47 cm
Pion collision length 89.7 g cm-2 30.34 cm
Pion interaction length 124.4 g cm-2 42.07 cm
Radiation length 31.77 g cm-2 10.74 cm
Critical energy 59.08 MeV (for e-) 57.43 MeV (for e+)
Molière radius 11.40 g cm-2 3.854 cm
Plasma energy 34.98 eV   
Muon critical energy 809. GeV   
Composition:
Elem ZAtomic frac* Mass frac*
C
6
1.00
0.142455
O
8
3.00
0.569278
Mg
 12
1.00
0.288267
* calculated from mass fraction data.

Explanation of some entries
For muons, dE/dx = a(E) + b(E) E. Tables of b(E): PS PDF TEXT
Table of muon dE/dx and Range: PS PDF TEXT