Diamond Duplication

This Mod adds a "Carbon Ore" which when 2 are combined with 1 diamond in a crafting table makes 2 diamonds.

6 Downloads

forgeeconomyequipment

Rent Server with this Mod

Screenshots

About this Mod

This Mod adds a "Carbon Ore" to the game and it allows you to duplicate diamonds using 2 carbon and 1 diamond and it has a chance to replace granite and andesite and it is a useful mod for servers to get diamonds a bit easier but you need to get a diamond pick to mine the ore.

Available Versions

Diamond Duplication 1.0.0beta

MC 1.20.1forge

June 24, 2026

How to Install Diamond Duplication on Your Server

Order Server

Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).

Set forge Loader

In the panel under "Egg", select the forge loader and matching Minecraft version (1.20.1).

Install Mod

Open the mod browser in the dashboard and search for "Diamond Duplication". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

forge

Minecraft Versions

1.20.1

Server-side

✓ Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Diamond Duplication server crashes on startup – what to do?

Most common cause: wrong forge version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.20.1). You can switch loaders with one click in the panel.

Is Diamond Duplication compatible with forge?

Diamond Duplication officially supports forge for Minecraft 1.20.1. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Diamond Duplication – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Diamond Duplication consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.