from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A trigonal-hexagonal scalenohedral mineral containing aluminum, hydrogen, oxygen, phosphorus, and strontium.
from The Century Dictionary and Cyclopedia
- n. A phosphate of aluminium and calcium, occurring, in rounded grains of a yellowish-white color, in the diamond-bearing gravels of Brazil.
Sorry, no example sentences found.
Wordnik is becoming a not-for-profit! Read our announcement here.