Keywords: Bossons Glacier, Massif du Mont-Blanc, Haute-Savoie, France; DATE/TIME; Date/time end; Glacier_des_Bossons; Laser micro-granulometry; Replicate; Size fraction 0.0025-0.002 mm; Size fraction 0.005-0.004 mm; Size fraction 0.0063-0.005 mm; Size fraction 0.008-0.0063 mm; Size fraction 0.010-0.008 mm; Size fraction 0.025-0.020 µm; Size fraction 0.0315-0.025 µm; Size fraction 0.040-0.0315 µm; Size fraction 0.050-0.040 µm; Size fraction 0.050-0.040 mm; Size fraction 0.063-0.050 µm; Size fraction 0.063-0.050 mm; Size fraction 0.080-0.063 µm; Size fraction 0.080-0.063 mm; Size fraction 0.100-0.080 µm; Size fraction 0.100-0.080 mm; Size fraction 0.125-0.100 µm; Size fraction 0.125-0.100 mm; Size fraction 0.160-0.125 µm; Size fraction 0.160-0.125 mm; Size fraction 0.200-0.160 µm; Size fraction 0.200-0.160 mm; Size fraction 0.250-0.200 µm; Size fraction 0.250-0.200 mm; Size fraction 0.315-0.250 µm; Size fraction 0.315-0.250 mm; Size fraction 0.400-0.315 µm; Size fraction 0.400-0.315 mm; Size fraction 0.500-0.400 µm; Size fraction 0.500-0.400 mm; Size fraction 0.630-0.500 µm; Size fraction 0.630-0.500 mm; Size fraction 0.800-0.630 µm; Size fraction 0.800-0.630 mm; Size fraction 1.000-0.800 µm; Size fraction 1.000-0.800 mm; Size fraction 1.250-1.000 µm; Size fraction 1.250-1.000 mm; Size fraction 1.600-1.250 mm; Size fraction 1.6-1.25 µm; Size fraction 12.5-10.0 µm; Size fraction 16.0-12.5 µm; Size fraction 2.0-1.6 µm; Size fraction 2.0-1.6 mm; Size fraction 20-16 µm; Size fraction 25-20 µm; Size fraction 3.15-2.5 µm; Size fraction 31.5-25 µm; Size fraction 4.0-3.15 µm; Size fraction 40-31.5 µm