Can anyone identify this strange looking rock?

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hectikgronk

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Can anyone identify this strange looking rock?

Found in newzealand forest. dark green with white spots.   

 

http://i.imgur.com/WJXupRp.jpg

Gus Horsley

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It is what is generically

It is what is generically described as a puddingstone, for obvious reasons.  However, the actual rock is more difficult to identify.  It could be a conglomerate and therefore sedimentary or it could be igneous with a matrix of peridotite and phenocrysts of olivine.

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