How can I quickly gather crystal for building and crafting?

Crystal is a valuable resource in Valheim, primarily used for crafting decorative items like the Crystal Wall and Crystal Battleaxe. It is found in the Mountain biome, making it a mid-to-late-game resource. To efficiently gather crystal, you need to prepare adequately and understand the game mechanics involved.\n\nFirst, ensure you are equipped to survive the harsh Mountain biome. This means having Frost Resistance Mead or Wolf Armor to prevent freezing. Frost Resistance Mead is crafted at a Fermenter using Honey, Thistle, Bloodbag, and Greydwarf Eye. Alternatively, Wolf Armor provides innate frost resistance but requires Silver, which is also found in the Mountains. Bring a strong weapon like an Iron Mace or Draugr Fang bow to deal with Wolves and Draugr, which are common threats in this biome.\n\nCrystal is obtained by mining Crystal Deposits, which appear as large, glowing blue formations on the ground. These deposits are scattered across the Mountain biome, often near rocky outcrops or cliffs. To mine them, you need an Iron Pickaxe or better. Bronze or Stone Pickaxes will not work, so ensure you have upgraded your tools before venturing into the Mountains.\n\nWhen searching for Crystal Deposits, use the high ground to your advantage. Climb to elevated areas and scan the terrain for the distinctive blue glow. Crystal Deposits are easier to spot during the day, but you can also use a torch or the glowing effect of the deposits to locate them at night. Be cautious of environmental hazards like falling rocks and steep cliffs, as these can quickly deplete your health.\n\nOnce you locate a Crystal Deposit, clear the area of enemies before mining. Wolves and Draugr can interrupt your progress, so take them out first. Use your pickaxe to mine the deposit, which will yield 4-6 Crystal shards per node. Be efficient with your stamina by eating high-stamina foods like Honey, Carrot Soup, or Sausages before mining. This ensures you can mine multiple deposits without needing to rest frequently.\n\nA common challenge is the scarcity of Crystal Deposits in some Mountain biomes. If you are struggling to find enough crystal, consider exploring multiple Mountain areas. Use a Longship or Karve to travel along the coast and locate new Mountain biomes. Mark Crystal Deposits on your map as you find them to create a farming route for future visits.\n\nFor experienced players, consider building a portal near a Mountain biome with abundant Crystal Deposits. This allows for quick travel and efficient farming. Bring materials to build a workbench and portal, and set up a small outpost to repair your tools and store resources. This strategy minimizes downtime and maximizes your crystal yield.\n\nIn summary, gathering crystal in Valheim requires preparation, exploration, and efficient resource management. Equip yourself with frost resistance, a strong weapon, and an Iron Pickaxe. Search for Crystal Deposits in the Mountain biome, clear the area of enemies, and mine efficiently. Use high-stamina foods and consider building portals for quick access to farming locations. With these tips, you can quickly gather crystal for your building and crafting needs.