vivianite
Word Rarity
Very rare
Frequency: Zipf frequency 0.00 in modern English
15
Scrabble Score
9
Letters
3
Syllables
6
Unique Chars
Meaning
noun
A blue, green or colourless mineral of monoclinic crystals, Fe₃(PO₄)₂·8H₂O.
Countable; Uncountable
Example Sentences
- "Using the rover's organic chemical detector to analyze the spots, scientists at Caltech and the Jet Propulsion Laboratory (JPL) found iron, phosphorus and sulfur arranged in patterns consistent with minerals like vivianite (hydrated iron phosphate) and greigite (iron sulfide) that could have "potentially been made by ancient life.""