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Identity HelpIs this a Black Agate?

12th Sep 2023 16:05 UTCIsabella Vieira

04226580017060422568901.jpg
Is that a black agate? 
there is the presence of stalactites
from Brazilian website of Rio Grande do Sul 
 


Questions Answered
Can it scratch glass? : Unable to test
Can you scratch it with your fingernail? : Unable to test
Is it light/heavy for the size? : Unable to test

13th Sep 2023 06:23 UTCPaul De Bondt Manager

Isabella,

Thank you for your message.
It is not black agate. It is transparent quartz over a dark matrix.

Keep safe.
 
and/or  
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