Metamorphic rocks generally are reformed or recrystallized in the solid state by pressure and heat and may be influenced by chemically active solutions. Igneous, sedimentary, and other metamorphic rocks become new metamorphic rocks. Specimens are about 1 1/2" and are number coded and keyed to a list. Fifteen specimens in compartmented container.
Igneous, sedimentary, and other metamorphic rocks become new metamorphic rocks
Specimens are about 1 1/2" and are number coded and keyed to a list
Fifteen specimens in compartmented container
Metamorphic rocks generally are reformed or recrystallized in the solid state by pressure and heat and may be influenced by chemically active solutions. Igneous, sedimentary, and other metamorphic rocks become new metamorphic rocks. Specimens are about 1 1/2" and are number coded and keyed to a list. Fifteen specimens in compartmented container.