1 teaspoon of kosher salt (coarse) is a small amount that measures 0.333 tbsp (4.93 mL). It looks like a loose pile about 1.47 in (3.73 cm) wide and 0.533 in (1.35 cm) tall, which is about half the size of a cherry.
Nobody has photographed 1 teaspoon of kosher salt (coarse) yet.
Volume
Weighs 0.195 oz (5.52 g)
about half the size of a cherry
Kosher salt (coarse) typically ranges 0.9–1.2 g/mL depending on how it's packed. A firmly packed scoop weighs more.