dappled sunlight had danced in Soraya’s eyes, and of the delicate hollows above her collarbone.
Here why have we used the word 'of' before 'delicate hollows' instead of using 'on the delicate hollows'
The usage of the word 'of' on Google is written as 'following a noun derived from or related to a verb' where expressing the subject of the verb underlying the first noun.
So here the first noun or subject of the verb should be sunlight. Then why use it before delicate hollows?