What's the plural form of picrobasalt? Here's the word you're looking for.
Answer
The noun picrobasalt can be countable or uncountable.
In more general, commonly used, contexts, the plural form will also be picrobasalt.
However, in more specific contexts, the plural form can also be picrobasalts e.g. in reference to various types of picrobasalts
or a collection of picrobasalts.
