Mining. [? var. of FLOAT sb. (sense 20 a).] (See quot. 1881.)
1747. Hooson, Miners Dict., Ij. Some of these Flots carry good Ore where never Vein was yet Discovered.
1881. Dakyns, in Nature, No. 620, 15 Sept., 473/1. The word flot is a miners term for ore lying between the beds, or at certain definite horizons in the strata. In text-books flots are generally called flats or flattings.