Copper is Minecraft's best new block

It makes a lovely sound, it looks pretty on your roof, and it offers a gentle reminder of the inexorable passage of tim…

All the new blocks I was able to spot during the update preview (detailed list in the comments) : r/Minecraft

Copper Overhaul Minecraft Mod

Extended block shapes - Gallery

Minecraft 1.21 Update! New Blocks and Features

Minecraft's 1.21 Update Could Be Copper's Time to Shine

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All new blocks in MC Live 2023, the crafting table face is 10/10 : r/Minecraftbuilds

Minecraft - COPPER! Best Level for MINING! (Guide) How to Find Copper

How to Find and Use Copper in Minecraft

Minecraft: All Things Copper - Apex Hosting

How to find and use copper in Minecraft - Charlie INTEL

Minecraft 1.21 Update Features - Minecraft Guide - IGN

Minecraft Cool Ideas, Cool Warped Copper Minecraft Green House in 2023