[ pet-l-ahyt ]
/ ˈpɛt lˌaɪt /
a mineral, lithium aluminum silicate, Li(AlSi4O10), occurring in colorless or white foliated masses: an important source of lithium.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for petalite
An alkaline earth found in petalite, &c., and in small quantities in most mineral waters.Cooley's Practical Receipts, Volume II|Arnold Cooley