How much does one tablespoon of green tea weigh?

Finely ground coffee like what you buy in the supermarket has a density of 25 lb/ft^3 (http://www.ico.org/ecology.asp). Solving the following equation using your favorite internet calculator:

25 lb/ft^3 * 1 tablespoon in grams yields the answer of 5.9 grams in a tablespoon. Of course, the density may be considerably different depending on how dry and how finely ground your bag of coffee is.