1) Metamorphic rock 2) Sedimentary rock
Found on
https://www.crosswordclues.com/clue/jasperoid
Jasperoid is a rare, peculiar type of metasomatic alteration and occurs in two main forms; sulfidic jasperoids and hematitic jasperoids. True jasperoids are different from jaspillite, which is a form of metamorphosed chemical sedimentary rock, and from jasper which is a chemical sediment. Sulfidic jasperoids are typical examples of silica-sulfide ...
Found on
http://en.wikipedia.org/wiki/Jasperoid
No exact match found.
