What is spina bifida? Spina bifida is a neural tube defect that develops during the first month of pregnancy when the spinal column does not close completely. What are the effects of spina bifida? The effects of spina bifida are different for every person.
Tsavorite or tsavolite is a variety of the garnet group species grossular, a calcium-aluminium garnet with the formula Ca3Al2Si3O12. Trace amounts of vanadium or chromium provide the green color.
There are a number of trade and variety names for garnet, most of these names are for particular colors of a specie. Hessonite is the variety name for a fine orange, cinnamon brown, or pinkish variety of grossularite, while tsavorite is the trade name for fine dark green grossularite.