Patent ID: 8551402

Claim:
A mobile assay facility, comprising: a) a mobile vehicle suitable for containing all tools and equipment required to melt and assay precious metals, said vehicle being adapted to allow a seller of precious metals to observe the melting and assaying processes; b) a scale disposed within said vehicle and positioned within view of said seller, said scale being adapted to output a signal representative of a weight of an object weighed thereupon; c) a furnace disposed in said vehicle adapted to melt precious metal received from said seller, said furnace disposed within view of said seller and adapted to melt said precious metal to produce an ingot; d) an X-ray fluorescence (XRF) alloy analyzer disposed in said vehicle within view of said seller and adapted to analyze said melted ingot and to record and display the results of an analysis thereof; e) means for determining a current market price of a particular precious metal of interest present in said ingot disposed proximate said vehicle; f) a computer adapted to receive at least said signal representative of a weight of an object weighed received from said scale, an output recorded by said XRF analyzer, said determined current market price of said particular precious metal of interest and adapted to perform at least a calculation of the market value of said precious metal component of said ingot; and g) a printer adapted to print at least the result of said calculation.