granular (adj.)

• arenaceous
• atomic
• coarse
• coarse-grained
• corpuscular
• cross-grained
• embryonic
• evanescent
• germinal
• grained
• grainy
• granulated
• gravelly
• gritty
• gross
• impalpable
• imperceptible
• imponderable
• inappreciable
• indiscernible
• infinitesimal
• intangible
• invisible
• microcosmic
• microscopic
• molecular
• pebbly
• rough
• sandy
• shingly
• subatomic
• tenuous
• thin
• ultramicroscopic
• unrefined
• unseeable