Actually it is blue in transmission as well as reflection. Take a look at a CuSO4 solution... [ATTACH]
Thanks for asking, it smelled smoky yesterday, but not today. Fire is 20-30 miles away.
and #19...(and #21)
Then you can concentrate on your matchbook and Beanie Babies collections :)
I thought about it, but haven't yet. What did you pay?
Wow, you got your panties in a twist...
The main problem I have with coins like this is mistaking weakness of strike with wear. I have misidentified Columbians as being circulated by...
Dang you are helpful...
Bullion goes up and down in value as the PM market. Collector coins go up and down in value due to arcane rules...burn some chicken feathers...
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But copper sulfate is blue...
Welcome to CT. Chemistry is really complicated stuff and as soon as I think I understand or have explained something, I get a "Yeah, but...". I...
$1325 is the cheapest I see right now on fee-bay.
Thanks for everyone's concern. Just saw these listed day after day and wondered about them.
$1225.34 is melt value today...just didn't know if being graded added anything.
Duh...sorry, double eagles.
Notice on craigslist some gold offered...1909-s MS62 NGC for $1320, 1908 MS64 PCGS for $1350 and 1907 MS61 PCGS for $1320 I know squat about...
I think it is a Mis-Aligned Die or MAD...if wrong, I'm sure someone will correct me.
Here's a download for the book by White......
[ATTACH] This is White's book
Separate names with a comma.