Atomic and nuclear properties of materials:
Magnesium tetraborate MgB4O7
QuantityValueUnits ValueUnits
<Z/A> 0.49014     
Specific gravity 2.53 g cm-3   
Minimum ionization 1.692 MeV g-1cm2 4.282 MeV cm-1
Nuclear collision length 61.3 g cm-2 24.24 cm
Nuclear interaction length 90.0 g cm-2 35.58 cm
Radiation length 35.46 g cm-2 14.02 cm
Critical energy 65.67 MeV (for e-) 63.85 MeV (for e+)
Molière radius 11.45 g cm-2 4.526 cm
Plasma energy 32.09 eV   
Muon critical energy 881. GeV   
Composition:
Elem ZAtomic frac* Mass frac*
B
5
4.00
0.240837
O
8
7.00
0.623790
Mg
 12
1.00
0.135373
* 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