You searched for: Igneous Rocks
Ward's® Tuff (Rhyolitic)
Supplier: Avantor
Gray, fine, friable, with abundant small sanidine crystal fragments.
Expand 3 Items
Loading...
Ward's® Obsidian
Supplier: Avantor
Shiny black volcanic glass showing conchoidal fracture and some spherulites.
Expand 3 Items
Loading...
Granite (Porphyritic)
Supplier: Avantor
Coarse-grained, with microcline, biotite and horblende phenocrysts.
Expand 3 Items
Loading...
Ward's® Scoria
Supplier: Avantor
Gray-to-brown basaltic, with over 50% vesicles.
Expand 3 Items
Loading...
Ward's® Rhyolite (Pink)
Supplier: Avantor
Pale pink felsite, with small sanidine phenocrysts.
Expand 3 Items
Loading...