More information. A metamorphic rock is a result of a transformation of a pre-existing rock. The original rock is subjected to very high heat and pressure, which cause obvious physical and/or chemical changes.Examples of these rock types include marble, slate, gneiss, schist.ore information. A metamorphic rock is a result of a transformation of a pre-existing rock. The original rock is subjected to very high heat and pressure, which cause obvious physical and/or chemical changes.
Top Definition. pentacle. The pentacle is a five pointed star within a circle, the points representing the four elements (fire, water, earth & air) and ether (spirit) and the circle represents eternity as most pagans believe in the eight-fold year and the spiral dance.. pentacle. a star inside a circle a pentacle is a symbol that pagans and wiccians use. just like the christians have the cross of crusifix. christians usualy think it is a satanic symbol but it isn't. it is. christian: that is a satanic star.
In working magic, Pagans may draw the shape of the pentagram in the air with the athame, or sacred blade, sometimes in the four directions as part of the ritual. A physical pentacle in the form of a flat disc is often the a main feature of the altar and is a widely used ritual tool.