ANALYSING ARCHAEOLOGICAL BASALT USING NON-DESTRUCTIVE ENERGY-DISPERSIVE X-RAY FLUORESCENCE (EDXRF): EFFECTS OF POST-DEPOSITIONAL CHEMICAL WEATHERING AND SAMPLE SIZE ON ANALYTICAL PRECISION*.
ANALYSING ARCHAEOLOGICAL BASALT USING NON-DESTRUCTIVE ENERGY-DISPERSIVE X-RAY FLUORESCENCE (EDXRF): EFFECTS OF POST-DEPOSITIONAL CHEMICAL WEATHERING AND SAMPLE SIZE ON ANALYTICAL PRECISION*.