# Molecular weights from https://www.nist.gov/pml/atomic-weights-and-isotopic-compositions-relative-atomic-masses.
# Density souce: Report No. 46: Photon, electron, proton, and neutron interaction data for body tissues (1992)
# Material composition source: same as density

# Material name:
# bone

# Number of elements:
9

# Density:
1.92

# Atomic number(s) and corresponding mass fraction(s):
1    0.034    # hydrogen
6    0.155    # carbon
7    0.042    # nitrogen
8    0.435    # oxygen
11    0.001    # sodium
12    0.002    # magnesium
15    0.103    # phosphorus
16    0.003    # sulfur
20    0.225    # calcium

# Note: this specification is identical to ICRU_skeleton_cortical_bone_adult.
