More about it later; I'm too depressed to post my paragraph.
Update: it died a week or 2 later.
Left some in a bag for several days cause I was depressed, and they turned slightly metallic (well, either that or the gemmiferous one infested its container, which is very unlikely).
Remind me to not make sloppy assumptions.
Edit: perhaps I may have mistaken their standard satiny sheen for iridescence. Remind me to not make sloppy assumptions.
Photograph taken on 1/6, but metamorphosis had began way earlier. Hard to believe it's the exact same individual specimen as the one in the previous post, isn't it?