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 Black Tea. ROBUST AND REVITALIZING, this exceptional tea is unsweetened and naturally free of calories. Freshly-brewed with premium tea leaves hand-picked from the lush region of Nilgiri, India and steeped to perfection in pristine water from the Rocky Mountains. Our commitment is to source the most sustainably grown and ethically harvested ingredients on Earth.