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Weight:
35.7 g
Place:
Antarctica
Collection Date:
1980
Notes:
# NASA data for ALH 80103 Weathering: B Fracturing: A Pairing: ALH 80101 Fa: 24 mol % Fs: 20 mol % ²⁶Al: 57 ± 3 dpm/kg
The specimen has no fusion crust except for an area <1 cm2, ALH 80103 has a rough texture and has weathered reddish-brown. Unweathered areas are gray with some ~2 mm clasts distinguishable. A linear fracture runs parallel to the S surface which is smooth and reddish-brown. Sample has broken off in places leaving a flat surface. This feature is also present on ALH 80101 and 80105. Chipping revealed an interior which is yellow gray in color and friable. A discontinuous gray weathering rind is present. Some 3-5 mm clasts are barely visible. Oxidation halos are present as are metal flecks.