Kyle Boatright wrote:

Since you let the aircraft sit for 60 days, is it possible (likely?) that
the metal you are seeing is simply the layer of rust that formed on your
cylinder bores?

Possible? I certainly hope so. Likely? I don't know. Does anyone
doing regular oil analysis see this when their a/c sits idle for 60 days?

I realize that if I have a jug pulled and find nothing then I really
have a problem. What is it? Rust in the cylinder bores would be a
Christmas present.