These soils due to their high levels of calcium and magnesium carbonates produce grapes with high acid levels due to their alkaline nature. They encourage root growth in grape vines due to their essentially porous nature (the exception being calcareous...
The following are the approximate caloric values per ounce of wines available in the United States.
WINE CALORIES PER OUNCE (approx):
Red Table Wines 18
Dry White Table Wines 20
Champagne (Brut) 21
Champagne (Extra Dry) 29
Catawba (sweet) 30