Caves & Cliffs

Caves & Cliffs is the name for a major update that will be released for most versions of Minecraft, likely as Java Edition 1.17 and Bedrock Edition 1.17.0. It was announced in Minecraft Live 2020. It will include new cave features, new mountain features, and the glow squid.

It will include the following:

Blocks

 * Amethyst geode block.png Amethyst Geode
 * Generates amethyst crystals on top given time
 * Unobtainable in survival, and probably cannot be moved with pistons
 * Extremely rare, only generates in amethyst geode structures


 * Amethyst crystal cross.png Amethyst crystals
 * Grow on top of geode blocks over time
 * Break to produce a crystal shard item
 * These can be crafted into telescopes


 * Copper Ore.png Copper Ore
 * New ore, found under ground
 * Drops itself when broken, like other metal ores


 * Copper Block
 * Develops a patina of green copper carbonate over time, which might be sped up by weather such as rain


 * Copper Stairs
 * Develops a patina of green copper carbonate over time, which might be sped up by weather such as rain


 * Copper Slab
 * Develops a patina of green copper carbonate over time, which might be sped up by weather such as rain


 * Clay Pots
 * Ceramic Shards can be attached
 * Can be hardened by lighting fire under the pot


 * Glow Berries
 * Light source
 * Edible


 * Spore Blossom.png Spore Blossom
 * Sends particles downward


 * Dripleaf Plant
 * A plant that can be used for platforming
 * If the player stands on top of the plant for a period of time, the player would fall through the plant


 * Sculk Sensor
 * Can be used for wireless redstone
 * Senses block placement, footsteps, or projectiles
 * Wool can occlude its ability to sense


 * Sculk Growth


 * Sculk Block


 * Stalagmite
 * Deals damage


 * Stalactite
 * Can fall
 * Can drip water to fill cauldrons


 * Lightning Rod
 * Crafted with copper


 * Powdered Snow


 * Unidentified Stalagmite Torch
 * Can be 1, 2, 3, or 4 in a block similar to sea pickles
 * Can be black or white
 * Emit fire particles

Items

 * Ceramic Shards
 * Obtained with brush at archeological sites
 * Come in different colors and different designs
 * Can be placed/customized on clay pots


 * Telescope
 * Crafted from crystal shards and copper
 * When held, allows the player to see far away in a small circle


 * Bundle
 * Can contain 64 of any item
 * Items are added by dragging bundle to an item
 * Tooltip shows icons of contained items
 * Items drop to inventory when right clicked


 * Brush
 * Used to carefully sweep away debris from archaeological items.


 * Axolotl Bucket
 * Use a bucket to pick up an Axolotl.

Mobs

 * Axolotl


 * Aquatic creature found in bodies of water within the Lush Caves
 * Can be caught in a bucket like fish
 * May come in different colours similar to real life


 * Warden


 * Spawns deep underground
 * Attacks the player when they sense movement
 * follows sources of noise such as snowballs hitting blocks
 * Incredibly strong ( of damage in full Netherite armor)


 * Goat


 * Spawns in mountains biomes
 * Can jump very high into the air to avoid obstacles
 * Attacks some animals and knocks them very far away

Glow Squid
 * Originates from Minecraft Earth
 * Glows in the same way that the eyes of Spiders and Endermen do
 * Lives in underground bodies of water

World generation

 * Lush caves


 * Generate below Azalea trees
 * Contain glow berries


 * Mountains
 * Revamped
 * Contain powdered snow and goats


 * Deep Dark
 * New biome at the "deepest depths of the world"
 * Warden is found inside
 * Contains the unidentified stalagmite torches
 * Contains the Sculk block


 * Dripstone caves
 * Contain stalactites and stalagmites


 * Cave generation
 * Drastically improved

Structures:

 * Amethyst geode
 * A tiny underground cave-like feature
 * Contains geode blocks and the amethyst crystals they generate
 * Bell-like sounds can be hard here - whether a block emits these or if it's a biome thing (like the exclusive ambience for nether biomes) is unknown


 * Archaeological Site
 * New structure with brushes


 * Unnamed Abandoned Underground House
 * Can be found in the deep
 * Contain cobwebs
 * Stripped spruce log support beam runs across ceiling
 * Barrels, a double chest, and a blast furnace are included

Gameplay

 * Archaeology
 * The player can find items and blocks in gravel and dirt by using Brush
 * Possible items:
 * Diamond Block
 * Emerald Block
 * Ceramic Shards of any color