TL4 Without Iron

[whswhs]

Originally Posted by Anthony

There should be other rocks that spark, but the examples I found were talking about iron pyrite.

As a side note, I suspect any world iron-poor enough for this to be a problem is also iron-poor enough for iron-deficiency anemia to kill people.

Or for the sapient race to use a different respiratory pigment, such as one based on copper.

Bill Stoddard