Peter -Peter is a name of Greek origin from the word petros meaning "rock".
Rock -The name Rock refers to a rock or stone.
Ruby -The word Ruby usually refers to a red precious stone used in jewelry and it is sometimes used to refer to the color red. Ruby is a birthstone for the month of July or for Capricorn.
Sapphire -A Sapphire is a gemstone closely related to the Ruby but not red. They come in a variety of colors. Blue is quite popular. Sapphire is the birthstone of the month of September or for those born under the sign of Taurus. It may come from the Greek sapphiros meaning "dear to the planet Saturn"
Topaz -Topaz is semi precious stone that comes in many colors. Orange or yellow topaz is considered to be November's birth stone and also the stone for those born under the sign of Sagittarius.
