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 (Stripped Warped Stem, Cherry Wood, Crimson Hyphae, Mangrove Log, Birch Wood, Pale Oak Wood, Stripped Pale Oak Wood, Stripped Dark Oak Wood, Jungle Log, Stripped Cherry Wood, Stripped Birch Log, Spruce Log, Stripped Jungle Wood, Dark Oak Wood, Jungle Wood, Stripped Cherry Log, Birch Log, Pale Oak Log, Stripped Birch Wood, Mangrove Wood, Oak Wood, Stripped Acacia Wood, Stripped Crimson Hyphae, Stripped Spruce Log, Stripped Dark Oak Log, Stripped Mangrove Log, Spruce Wood, Crimson Stem, Acacia Wood, Acacia Log, Stripped Crimson Stem, Stripped Warped Hyphae, Stripped Oak Wood, Stripped Acacia Log, Stripped Oak Log, Stripped Mangrove Wood, Dark Oak Log, Stripped Jungle Log, Warped Stem, Oak Log, Cherry Log, Stripped Spruce Wood, Stripped Pale Oak Log, Warped Hyphae): 1/200
Ores (Deepslate Iron Ore, Gold Ore, Deepslate Lapis Ore, Deepslate Coal Ore, Deepslate Copper Ore, Deepslate Emerald Ore, Iron Ore, Redstone Ore, Deepslate Diamond Ore, Emerald Ore, Lapis Ore, Nether Gold Ore, Deepslate Gold Ore, Copper Ore, Coal Ore, Nether Quartz Ore, Deepslate Redstone Ore, Diamond 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