Ember Mining

When you mine certain blocks, they have a small chance of dropping embers.
Here are the chances for certain blocks of embers dropping:

Logs (Acacia Wood, Cherry Log, Crimson Stem, Cherry Wood, Oak Wood, Stripped Cherry Log, Birch Log, Jungle Log, Pale Oak Wood, Spruce Log, Stripped Pale Oak Log, Stripped Acacia Wood, Oak Log, Stripped Crimson Stem, Warped Hyphae, Stripped Dark Oak Log, Mangrove Log, Pale Oak Log, Stripped Spruce Log, Stripped Jungle Wood, Dark Oak Log, Warped Stem, Spruce Wood, Jungle Wood, Mangrove Wood, Stripped Crimson Hyphae, Stripped Cherry Wood, Stripped Pale Oak Wood, Acacia Log, Stripped Birch Wood, Stripped Warped Stem, Stripped Jungle Log, Stripped Oak Log, Birch Wood, Stripped Dark Oak Wood, Stripped Mangrove Log, Stripped Spruce Wood, Crimson Hyphae, Stripped Oak Wood, Stripped Birch Log, Stripped Warped Hyphae, Stripped Acacia Log, Stripped Mangrove Wood, Dark Oak Wood): 1/200
Ores (Iron Ore, Emerald Ore, Deepslate Copper Ore, Deepslate Emerald Ore, Deepslate Gold Ore, Deepslate Diamond Ore, Deepslate Lapis Ore, Redstone Ore, Deepslate Coal Ore, Coal Ore, Nether Gold Ore, Copper Ore, Deepslate Redstone Ore, Lapis Ore, Diamond Ore, Nether Quartz Ore, Deepslate Iron Ore, Gold Ore): 1/200
Pumpkins, Melons: 1/200
Tuff, Deepslate: 1/400
Stone (Stone, Andesite, Granite, Diorite): 1/800

The blocks mined must be naturally occurring, also to prevent potential abuse,
the amount of embers that can be mined per day per player is capped at 100.

See also: Fishing Rewards