Sand, Salt, and Iron Cabinet #6   Crucible Crucible A crucible is a thick porcelain dish that is used to heat and melt materials that require high temperatures to do so.  The crucible is often suspended above a Bunsen burner flame by placing it on a ring stand with clay triangle holding it.    Mortar and Pestle   Mortar and Pestle A mortar and pestle is two piece that are used together to crush and grind solid materials into smaller pieces.  This equipment has often been associated with pharmacist but can often also be found in the kitchen.      Sand, Salt, and Iron Home Sand, Salt, and Iron Info Equipment Page Evaluation Page Dustan's Homepage