1. A milky or greyish translucent to transparent quartz
   - calcedony

Derived forms: chalcedonies

Type of: quartz, transparent gem

Encyclopedia: Chalcedony

• troubled
• troublemaker
• troubler
• troubleshoot
• troubleshooter
• troublesome
• troublesomeness
• troubling
• troublous
• trough
• trounce
• trouncing
• troupe
• trouper
• troupial
• trouser
• trouser clip
• trouser cuff
• trouser leg
• trouser press
• trouser suit
• trousered
• trousering
• trousseau
• trout