Possible platinum

Hawaii

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Nov 23, 2019
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OP
OP
H

Hawaii

Jr. Member
Nov 23, 2019
53
36
North shore oahu
Primary Interest:
All Treasure Hunting
Snap shots of it in peroxide
 

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pepperj

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Feb 3, 2009
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Snap shots of it in peroxide
I can put lots of different items(metal) into peroxide and it bubbles.
It defusing(eating) away the organic material on the surface.
How long did you leave this item in the peroxide?
Have you done a density test?
 

OP
OP
H

Hawaii

Jr. Member
Nov 23, 2019
53
36
North shore oahu
Primary Interest:
All Treasure Hunting
I can put lots of different items(metal) into peroxide and it bubbles.
It defusing(eating) away the organic material on the surface.
How long did you leave this item in the peroxide?
Have you done a density test?
I left it in peroxide for about 30 mins. But it's pretty much non magnetic and is really dense idk how to do that test but I'm pretty sure it'll pass this stone is 28lbs I have several friends who's been rock wall builders their whole life and they all said it is noticably heavier than others; it's size
 

OP
OP
H

Hawaii

Jr. Member
Nov 23, 2019
53
36
North shore oahu
Primary Interest:
All Treasure Hunting
I left it in peroxide for about 30 mins. But it's pretty much non magnetic and is really dense idk how to do that test but I'm pretty sure it'll pass this stone is 28lbs I have several friends who's been rock wall builders their whole life and they all said it is noticably heavier than others; it's size
IMG_2022-11-12-21-54-17-935.jpg
IMG_2022-11-12-21-54-09-840.jpg
 

pepperj

Gold Member
Feb 3, 2009
37,520
139,091
🥇 Banner finds
1
Detector(s) used
Deus, Deus 2, Minelab 3030, E-Trac,
Primary Interest:
Relic Hunting
Peroxide? Really?

Learn how to perform definitive tests.

Time for more coffee.
Actually it is a very accurate way if testing platinum.

 

pepperj

Gold Member
Feb 3, 2009
37,520
139,091
🥇 Banner finds
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Detector(s) used
Deus, Deus 2, Minelab 3030, E-Trac,
Primary Interest:
Relic Hunting
I left it in peroxide for about 30 mins. But it's pretty much non magnetic and is really dense idk how to do that test but I'm pretty sure it'll pass this stone is 28lbs I have several friends who's been rock wall builders their whole life and they all said it is noticably heavier than others; it's size
Platinum on its pure form is not magnetic (a paramagnetic metal). It is also hypoallergenic, which means that it will not react to sweat, will not tarnish, nor corrode.
 

galenrog

Bronze Member
Feb 19, 2006
2,017
2,208
Actually it is a very accurate way if testing platinum.

I’ve read this before. It was written for those who test jewelry and similar alloys.

There are dozens of minerals that produce bubbles when dipped in peroxide. It is NOT a definitive test for platinum in rocks or minerals, but is a good indicator in refined metals and metal alloys.

Among precious metals, only silver and platinum react this way to peroxide. Among all industrial metals, the list grows considerably.

Time for more coffee.
 

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