10
May

Uranium Failure

   Posted by: Rachel Ross   in crazy, mad science

Saturday I went downtown to a local arts and crafts show, which was severely hampered by 40mph gusts of wind. I ended up buying a few little things: a uranium glass bottle, and two copper bowls.

Copper Bowls and a Bottle

Copper Bowls and a Bottle

Uranium glass (often called Vaseline glass) is fascinating stuff. Here is a link to the wiki article. One thing I like about it, apart from the nice radioactive shade of green, is that it fluoresces under blacklight. I did not happen to have a blacklight with me (a shame) but I decided to take it home and test it there.
Amusingly, the blacklight I found first is my prop Sonic Screwdriver.
On the left (as a test item) I put a marble that I know is made of uranium glass. On the right I put the new bottle.
The Test Subjects. Control on Left.

The Test Subjects. Control on Left.

So I aimed my little Sonic Screwdriver at them, to see if they fluoresced as they ought.
Making a Note Here: Huge Failure

Making a Note Here: Huge Failure

As you can see, the control marble that is authentic glows wildly under blacklight. And the new bottle… does nothing. EPIC FAIL.

So there you go. Even a fake Sonic Screwdriver can be a useful tool!

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This entry was posted on Sunday, May 10th, 2009 at 10:32 am and is filed under crazy, mad science. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.

2 comments so far

fogllama
 1 

I thought the real U-glass was milky? In any event, it is excellent to test things yourself.

May 11th, 2009 at 3:15 am
 2 

Well no, as per the other (real) piece I have, and the wiki article: “Specialized collectors still define ‘vaseline glass’ as transparent or semitransparent uranium glass in this specific [yellow green] color… Even within the United States, the ‘vaseline’ description is sometimes applied to any type of translucent glass with a greasy-looking surface lustre.” So this piece may actually be Vaseline glass, (meaning the tag didn’t lie) but it isn’t Uranium glass, like I thought it would be.

May 11th, 2009 at 4:40 am

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