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Check my new Rock is it real ?


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I'm not sure exactly what you have but looks like some type of sulphide in quartz.

What type of acid did you use? 

Edited by Morlock
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3 hours ago, Owlx said:

Look why does the acid turn yellow?

 

IMG_20220922_042737.jpg

IMG_20220922_042740.jpg

Because the acid is eating at the red iron oxide material on the quartz! Just iron pyrite is all.

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