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![Silicon (Etched square) Silicon (Etched square)](https://cdn11.bigcommerce.com/s-n7a2pt54ml/images/stencil/300w/products/289/5193/Sisquare1__60982.1722032807.jpg?c=2)
Silicon (Etched square)
$33.00
An 18.9g sample of Silicon in the form of a beautiful acid etched disc. This amazing piece shows the radial structure. Rotating the piece in light produces a beautiful shimmering effect as the different crystal grains are viewed from different angles. This is high purity 99.999%.