In Stardew Valley, you can obtain a Crystalarium by donating 25 Omnid Geodes to the Museum or by purchasing one from the Desert Trader for five Iridium Bars. Once you have it, place a gem or mineral inside to duplicate it every few days.
Unlocking the Crystalarium
To obtain a Crystalarium in Stardew Valley, you will need to reach Mining level 9. This level unlocks the ability to craft a Crystalarium once you gain access to the recipe. To do this, keep on exploring the mines, breaking rocks, and defeating monsters to level up your Mining skill. You can also consume miner's treats and other items to temporarily boost your Mining level and progress faster. Once you reach level 9, the Crystalarium recipe will become available to you.
Locating the Recipe
After reaching Mining level 9, you need to find the Crystalarium recipe to be able to fabricate it. There are multiple ways to acquire the recipe. You might receive it in the mail as a reward for completing a Geode Crusher bundle in the Boiler Room of the Community Center. Another option is to purchase the recipe for 25 Omni Geodes from the Desert Trader in the Calico Desert on Fridays and Sundays. Additionally, the recipe can sometimes be available for purchase at the Traveling Cart that appears south of the farm on Fridays and Sundays. Keep an eye out for these opportunities to obtain the Crystalarium recipe.
Collecting the Necessary Materials
Once you have the Crystalarium recipe in your possession, you need to gather the required materials to craft it. To make a Crystalarium, you will need 99 Stone, 5 Iridium Bars, and 2 Refined Quartz. Stone is a common resource found by breaking rocks on your farm or in the mines. Iridium Bars are crafted from 5 Iridium Ore each in a furnace, requiring you to explore the Skull Cavern or purchase Iridium Ore from the traveling cart or the Desert Trader. Refined Quartz is created by smelting Quartz in a furnace. Make sure you have enough of each material before attempting to craft the Crystalarium.
Building the Crystalarium
Once you have gathered the necessary materials, head to a crafting station, whether it's in your house or on your farm. Access the crafting menu and locate the Crystalarium recipe. Select it and use the materials you've collected to craft the Crystalarium. Once the crafting process is complete, you will have your very own Crystalarium ready to be placed and used on your farm. Choose a strategic location to position the Crystalarium, as it will produce valuable items once activated.
Using the Crystalarium
Now that you have your Crystalarium set up on your farm, it's time to utilize its capabilities. The Crystalarium replicates any gem or mineral that you place inside it, transforming the input item into multiple copies over time. To use the Crystalarium, simply interact with it and insert the gem or mineral you want to duplicate. The Crystalarium will then start the replication process, generating copies of the inserted item at regular intervals. This can be a great way to generate additional valuable resources for selling, gifting, or crafting purposes.
Benefits of the Crystalarium
The Crystalarium offers several benefits to players in Stardew Valley. It provides a renewable source of valuable gems and minerals, allowing you to generate additional income by selling the replicated items. You can also use the Crystalarium to duplicate rare gems or minerals that are challenging to obtain, making it easier to complete quests, bundles, or crafting recipes that require specific items. Additionally, having multiple Crystalariums can increase your production rate and efficiency, further boosting your farm's productivity and profitability.