from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A monoclinic-domatic mineral containing aluminum, calcium, hydrogen, iron, lithium, manganese, oxygen, phosphorus, potassium, and sodium.
from The Century Dictionary and Cyclopedia
- n. A phosphate of manganese, calcium, and sodium, occurring in crystals and crystalline aggregates of a green color and micaceous structure at Branchville, Connecticut.
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