pegmatite /pegˈmə-tīt/

1. Graphic granite, a granite with markings like Hebrew characters
2. A very coarsely crystallized granite, as in dykes and veins (geology)
3. Any very coarse-grained igneous rock occurring in this manner

pegmatitic /-titˈik/ adjective

• rump-posts
• rumps
• rump steak
• rump steaks
• rumpti-iddity
• rum punch
• rumpus
• rumpuses
• rumpus room
• rumpus rooms
• rumpy
• rumpy-pumpy
• rum-runner
• rum-running
• rums
• rum shop
• rum shops
• rum shrub
• rumti-iddity
• rum-ti-tum
• run
• run a banker
• runabout
• runabouts
• run across