1 Paint-there are dozens of quality brands available, and for a room in the size described it will require two full gallons to cover the walls. 2  The better paints will cost between $30 and $50 per gallon, and will come as flat, semi-gloss, or glossy finish.
Foliation is the result of the parallel arrangement of (micas, etc.) in a plane perpendicular to the maximum principal applied stress. A lineation is caused by a similar growth of elongate minerals (eg. hornblende) in this plane. Slate, schist, and gneiss are three common foliated metamorphic rocks.
Examples of metamorphic rock are slate, quartzite, marble, phyllite, schist, and gneiss.. The three major types of rocks are sedimentary, metamorphic, and igneous. Rocks are categorized into three distinct types based on their method of formation. The three types are igneous, sedimentary, and metamorphic. Early in Earth's history, all rock was igneous, having formed from the cooling of melt on the surface.