1. A native double salt, consisting of a combination of neutral and acid sodium carbonate, occurring as a white crystalline fibrous deposit from certain soda brine springs and lakes
   - trona

Encyclopedia: Urao

• Cryptacanthodes
• Cryptacanthodes maculatus
• cryptanalysis
• cryptanalyst
• cryptanalytic
• cryptanalytics
• cryptic
• cryptic coloration
• cryptical
• cryptically
• crypto-
• cryptobiosis
• cryptobiotic
• Cryptobranchidae
• Cryptobranchus
• Cryptobranchus alleganiensis
• Cryptocercidae
• Cryptocercus
• cryptococcosis
• cryptocoryne
• cryptocrystalline
• cryptogam
• Cryptogamia
• cryptogamic
• cryptogamous