A grain can be a tiny piece of rock, yes. A grain can also be a grain of salt, meaning one 'pellet' of salt.
Tiny crystals in the igneous rock tells you it cooled quickley.
This tiny grain is called pollen grain.
The crystal can be fine like Obseidian
Grains: Grains that are not crystals in rock do not have flat shiny faces. They are rounded, like grain of sand, or jagged, like a piece of broken rock. Grain Size: Grain size in rocks can mean the size of crystal grains or of fragments: Coarse Grained: most of the rock is made of grains as largeas rice, or larger.
Grains: Grains that are not crystals in rock do not have flat shiny faces. They are rounded, like grain of sand, or jagged, like a piece of broken rock. Grain Size: Grain size in rocks can mean the size of crystal grains or of fragments: Coarse Grained: most of the rock is made of grains as largeas rice, or larger.
Well nothing as sodium chloride (salt) can't really dissolve anything especially if its only one grain, masses would definitely do quite some damage but 1 grain won't even kill a slug.
grain
Rock.
One piece of sugar is a grain, which is also the same for salt. E.g., a grain of sugar or a grain of salt.
The adverb in the phrase "a tiny piece of garlic" is "tiny," as it describes the size of the piece of garlic.
A grain
its a tiny mouecule