Feature●Set of six metamorphic rock specimens for studying rock and mineral properties in classroom demonstrations and experiments●Metamorphic rocks form under heat, pressure, and, sometimes, chemical processes that usually occur deep below the surface of the earth●Packed in a resealable bag that is labeled with the name and description of each rock●Country of origin: ChinaDescription
The Scott Resources Economy Metamorphic Rock Collection is a set of 6 commonly known metamorphic rocks. Metamorphic rocks are formed by pressure and heat that may or may not be influenced by the introduction of chemically active solutions. Each generous specimen is 1-1/4 to 1-1/2 inches and is contained in a resealable zip lock bag with a label.