Overburden means any material of any nature, consolidated or unconsolidated, that overlies a mineral deposit, excluding topsoil or similar naturally occurring surface materials that are not disturbed by mining operations.
mining areas means the areas delineated and coloured red on the Plan marked “A” initialled by or on behalf of the parties hereto for the purposes of identification;
tailings means material rejected from a mill after most of the valuable minerals have been extracted.
Easement Area means the area which is hatched on the plan.
mining area means all those pieces of land containing two hundred and forty‑six (246) square miles or thereabouts situate in what is known to the parties as the “▇▇▇ ▇▇▇▇▇‑Siberia Nickel Laterite Area” the subject of the mineral claims applications for mineral claims and Temporary Reserves listed in the First Schedule hereto which are generally delineated and respectively coloured green and orange and red in the plan marked “X” signed by or on behalf of the parties for the purpose of identification;