1. Colourless glass made of almost pure silica
   - quartz glass, quartz, lechatelierite, crystal

Type of: natural glass

• platitudinous
• Plato
• Plato's Academy
• platonic
• Platonic body
• Platonic solid
• Platonic year
• Platonism
• Platonist
• Platonistic
• platoon
• Platt National Park
• Plattdeutsch
• Platte
• Platte River
• Platte River penstemon
• platteland
• Plattensee
• platter
• platy
• Platycephalidae
• Platycerium
• Platycerium alcicorne
• Platycerium andinum
• Platycerium bifurcatum