Mining
(Ore Mined) (High Ore) Novice 50 N/A Novice - Apprentice 585 (1) Apprentice - Accomplished 4068 (510) Accomplished - Adept 6811 (880) Adept - Talented 11325 (1600) Talented - Skilled 25315 (3800) Skilled - Expert 27315 (4520) Expert - Master 35170 (5930) The numbers are a measure of successes, not materials. It may take more or less ore depending on many factors including totem, path, subpath, and luck.
It seems that Master to Grandmaster is roughly between 250 - 300% of what was required from Expert to Master. The subsequent levels are double the amount required in the previous level.