Porphyritic basalt, collected by Ben Stone
rock · likely

Porphyritic basalt

Collected by Ben Stone · @basalt_ben

Visible traits

  • dark fine matrix
  • pale feldspar crystals
  • igneous texture
This public record excludes the collector’s exact location, private notes, dates and collection number.

AI-assisted identification; not laboratory-confirmed. Do not use a photo identification to decide whether material is safe to handle or test.