20 grams of loose leaf tea is a volume of 4.83 tbsp (71.4 mL). When poured into a loose pile, it is 3.22 in (8.17 cm) wide and 1.61 in (4.09 cm) tall, which is about the size of a large egg.

In kitchen measures
4.83 tablespoons
14.5 tsp · 4.83 tbsp · 0.302 cups
about the size of a large egg
Loose leaf tea typically ranges 0.2–0.35 g/mL depending on how it's packed. A firmly packed scoop weighs more.