schalstein /shälˈshtīn/

A slaty diabase tuff

• spiritus lenis
• spirit varnish
• spirit varnishes
• spirit world
• spirit worlds
• spirity
• spirling
• spirlings
• spiro-
• spirochaetaemia
• spirochaete
• spirochaetes
• spirochaetoses
• spirochaetosis
• spirogram
• spirograms
• spirograph
• spirographies
• spirographs
• spirography
• spirogyra
• spirogyras
• spiroid
• spirometer
• spirometers