Radiocarbon Dating is used on organic objects only, so the fact that your whole example is based on inorganic rocks and radio carbon dating only suggests that you do not know with any detail or understanding the topic that you are discussing.
There are 2 calories in 1 cup of Unsweetened Iced Tea. Calorie breakdown: 0% fat, 97% carbs, 3% protein.
New from Lipton, they are actually made with real brewed tea leaves, with a nice variety of flavors: 1  Unsweetened Iced Tea: Hand selected black tea leaves (0 Calories)  Sweetened Iced Tea: Hand selected Tea leaves brewed to fine flavor sweetened with all natural sugar (70 calories)