
I. In sediment
II. kalenchoes
III. fissures
IV. rocks
V. mines
VI. coral reefs
VII. inactive
VIII. calcite
Given those answer options, answer the question: Fact 1: Vein deposits of gold and silver are formed by igneous intrusion.  Fact 2: Veins of Gold ore most commonly occur in cracks and fissures in igneous rocks.  Given the two facts above, where are deposits of gold found?
A:
III.