potassic-hastingsite
A calcium amphibole mineral with the chemical formula KCa₂Al₂Si₆O₂₂)₂A calcium amphibole mineral with the chemical formula KCa₂(Fe₂₊₄Fe₃₊)Al₂Si₆O₂₂)(OH)₂.
Meaning
1 senses(uncountable)A calcium amphibole mineral with the chemical formula KCa₂(Fe₂₊₄Fe₃₊)Al₂Si₆O₂₂)(OH)₂.
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable