Where does “microdoleritic” come from?

microdoleritic (English) comes from English doleritic, from English dolerite, from Ancient Greek δολερός, from Ancient Greek δόλος — trick, deceit; wiles; bait.

microdoleritic (English): Relating to, or composed of microdolerite

Definitions

Relating to, or composed of microdolerite

Ancestry of “microdoleritic”, step by step

microdoleritic traces back through two separate lines of ancestry.

via English doleritic

Step	Language	Word	Meaning
1	English	doleritic	Of the nature of dolerite
2	English	dolerite	A type of fine-grained basaltic rock
3	Ancient Greek	δολερός	deceitful, treacherous
4	Ancient Greek	δόλος	trick, deceit; wiles; bait

via English micro

Step	Language	Word	Meaning
1	English	micro	Small, relatively small; short form of...
2	Ancient Greek	μικρός	little, small
3	Proto-Indo-European	mēy-	soft, tender, dear

Every word from Ancient Greek δόλος →Every word from Ancient Greek δολερός →Every word from English dolerite →