1 cup of quinoa (dry) weighs 6.68 oz (189 g) and has a volume of 16 tbsp (237 mL). When poured into a loose pile, it measures 5.47 in (13.9 cm) wide and 1.84 in (4.68 cm) tall, which is about the size of a coffee mug.

In kitchen measures
16 tablespoons
48 tsp · 16 tbsp · 1 cups
about the size of a coffee mug
Quinoa (dry) typically ranges 0.75–0.85 g/mL depending on how it's packed. A firmly packed scoop weighs more.