  However, the diamond itself is a metamorphic  mineral, as it forms under heat and pressure from solid-state  processes. It forms independently of the igneous rock in which it  is found, qualifying it as a type of xenocryst. + 30 others found this useful.
The zest of a lime is the outer green layer of peel, which contains fragrant and flavorful oils.Lime zest adds intense flavor to cocktails, desserts and a number of other recipes.ollect the zest and place it in a small bowl. Once the whole lime has been zested, or you have as much zest as you need, set aside the lime for later use. Use a knife to scrape the zest off the cutting board and into a small bowl, or directly into the dish you are cooking as instructed by the recipe.
Lime and lemon zest add citrus flavor to a variety of recipes, including desserts, main dishes, and more. Get a zest substitute for both of these fruits, as well as information on zests in general.