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Mysterious red dust on my roof
#12
Any picture loading system (inc flicker, photoshare, google, yahoo...amoung many) will do, just hotlink it by copying the link...

There are Rhodophyta (red algae) species that do thrive in/on buildings in humid areas, but usually start appearing in streaks & blotches... they can turn dusty during dry spells like we had the week prior to the Keaau parade... and can have a dark - black/brown appearance... but not normally real uniform unless a fairly flat slope...

The red cider dust may also appear if a downwind lot is having a lot of cinder work.... you may not be real line-of sight to that work, but the wind could carry, esp if this happened only recently while we were experiencing Kona winds (reverse of normal) - that work could be much farther upslope & the dust settled on your roof...

Course if you have any of the dust...looking at it under a scope could help ID it... but what fun is the speculation then!
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Messages In This Thread
Mysterious red dust on my roof - by mitchie777 - 12-30-2012, 05:57 PM
RE: Mysterious red dust on my roof - by hilodiver - 12-30-2012, 06:09 PM
RE: Mysterious red dust on my roof - by dmbwest - 12-30-2012, 06:31 PM
RE: Mysterious red dust on my roof - by Obie - 12-30-2012, 06:57 PM
RE: Mysterious red dust on my roof - by TomK - 12-30-2012, 07:02 PM
RE: Mysterious red dust on my roof - by TomK - 12-30-2012, 07:54 PM
RE: Mysterious red dust on my roof - by Carey - 12-30-2012, 09:03 PM
RE: Mysterious red dust on my roof - by TomK - 12-30-2012, 09:26 PM
RE: Mysterious red dust on my roof - by jlgerk - 12-31-2012, 04:50 AM
RE: Mysterious red dust on my roof - by Carey - 12-31-2012, 06:01 AM

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