Lithium is a medication that works in the brain to treat bipolar disorder. It is approved for the treatment of bipolar disorder and acute mania. Bipolar disorder involves episodes of depression and/or mania.ithium is a medication that works in the brain to treat bipolar disorder. It is approved for the treatment of bipolar disorder and acute mania. Bipolar disorder involves episodes of depression and/or mania.
Examples of gemstones that are found within igneous rocks as a secondary deposit include amethyst, larimar, and fire opal. Metamorphic Rocks Metamorphic rocks form when existing rocks are subjected to intense pressure and/or temperature increases that lead to the alteration of the rocks mineralogical composition, texture, and structure.
Rare Blocks. 1  Emerald Ore - A new block that only generates in one biome, and generates between three and eight blocks per chunk. 2  Beacon Block - An item crafted from the Nether Star. 3  Sponge - Found only in ocean monuments and dropped by Elder Guardians.  Ice - can only be mined with a silk touch pickaxe, can only be made in a snowy biome. Packed Ice - A more compacked version of Ice, but doesn't melt in Torch/Glowstone light, only found in the rare Ice Plains Spikes biome, and obtainable only with silk touch enchanted Pickaxe. Prismarine - Only found in Ocean Monuments.