Dirt to Diamonds and Diamonds to Dirt. This is the mod that started it all.
Flying with Swiftwolf's Rending Gale, using Redstone Dust as fuel.
Using a fully charged Destruction Catalyst to mine.
Using a Glowstone Aggregator to turn Glowstone Dust to Glowstone Blocks.
Items and Blocks from EE1, specifically v3.55