from
Bouvier's Law Dictionary, Revised 6th Ed (1856)
MIXTION. The putting of different goods or chattels together in such a
manner that they can no longer be separated; as putting the wines of two
different persons into the same barrel, the grain of several persons into
the same bag, and the like. 2. The intermixture may be occasioned by the
willful act of the party, or owner of one of the articles; by the willful
act of a stranger; by the negligence of the owner or a stranger; of by
accident. See, as to the rights of the parties under each of these
circumstances, the article Confusion of goods. Vide Aso & Man. Inst. B. 2,
t.