Muon radiative energy loss (in 1.0E06 cm^2/g) in lithium (Li) with Z = 3, A = 6.94(2) (f12.0,4f12.4) E (GeV) b_brem b_pair b_nucl b_total 2. 0.1127 0.0455 0.4906 0.6489 5. 0.1540 0.1172 0.5148 0.7860 10. 0.1894 0.1861 0.4975 0.8730 20. 0.2279 0.2619 0.4733 0.9630 50. 0.2819 0.3672 0.4474 1.0964 100. 0.3237 0.4462 0.4349 1.2048 200. 0.3634 0.5152 0.4287 1.3073 500. 0.4114 0.5933 0.4276 1.4323 1000. 0.4431 0.6430 0.4350 1.5211 2000. 0.4698 0.6799 0.4471 1.5969 5000. 0.4970 0.7138 0.4697 1.6805 10000. 0.5119 0.7300 0.4924 1.7342 20000. 0.5224 0.7402 0.5191 1.7817 50000. 0.5316 0.7479 0.5611 1.8407 100000. 0.5357 0.7511 0.5973 1.8841