A two-trait Punnett Square has 16 boxes. The probability of a cross producing a genotype in any box is 1 in 16. If the same genotype is present in two boxes, its probability of occurring doubles to 1/8 (1/16 + 1/16).
November born individuals, are blessed with two ruling Birthstones, the revered Topaz and the gentle, healing Citrine. Topaz is a gemstone exhibiting an array of spectacular colors. The stone was believed to be symbolic of the Egyptian Sun God Ra, with its brilliant golden glow and fiery intensity.
Quick Answer. The gemstone for January is garnet; for February, amethyst; for March, aquamarine; for April, diamond; for May, emerald; for June, pearl and Alexandrite; for July, ruby; for August, peridot; for September, sapphire; for October, opal and tourmaline; for November, topaz and citrine; and for December, tanzanite, zircon and turquoise.