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Normal Topic Found a larger rock at a yardsale purchased it (Read 755 times)
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RockHoundLounger

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Location: North dakota
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Found a larger rock at a yardsale purchased it
Nov 21st, 2020 at 5:28pm
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Any idea what this may be?
  

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Scott LaBorde
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"Rock it" science!

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Location: Wake Forest, NC
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Re: Found a larger rock at a yardsale purchased it
Reply #1 - Dec 24th, 2020 at 10:14am
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This looks like primarily as a quartz rock with some altered minerals smearing it's edge.  Perhaps a Mica schist along with some mafic minerals creating the black colorization.
  

Scott LaBorde
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