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.
Unsweetened green iced tea may be even more beneficial, according to LPI, decreasing the risk of death from heart disease by 26 percent in those who drank 5 cups a day. The heart-healthy benefits may come from the flavonoids in the tea. These substances have antioxidant and anti-inflammatory properties.