CI meas= -0.003 (Superior) - where the CI = (1-KPDmeas/KC) CI calc= 0.04 (Good) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2274,KPDmeas= 0.2376,KC= 0.2368 Ncalc = 2.03 - 2.08
Optical Data:
Biaxial (+), a=1.96, b=2.055, g=2.11, bire=0.1500
Calculated Properties of Ludlockite-(Pb)
Electron Density:
Bulk Density (Electron Density)=3.96 gm/cc note: Specific Gravity of Ludlockite-(Pb) =4.39 gm/cc.
Fermion Index:
Fermion Index = 0.03 Boson Index = 0.97
Photoelectric:
PELudlockite-(Pb) = 269.51 barns/electron U=PELudlockite-(Pb) x rElectron Density=1,067.76 barns/cc.
Radioactivity:
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Ludlockite-(Pb) is Not Radioactive
Ludlockite-(Pb) Classification
Dana Class:
45.01.14.01(45)Acid and normal Antimonites, Arsenites and Phosphites