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7.1" Polished Porphyry Section (Free-Standing) - Western Australia
This is a 7.1" tall, section of cut/polished, Porphyry near the town of Cue in Western Australia. The polished face measures 7.1x9" and the base has been cut flat making for a gorgeous, decorative display.
About Porphyry
Porphyry is not a mineral but rather a type of igneous rock characterized by a distinct texture. It features large, well-formed crystals—typically of quartz, feldspar, or other minerals—embedded in a fine-grained or glassy matrix. This two-stage cooling process, where magma cools slowly underground before erupting and cooling rapidly at the surface, gives porphyry its signature "spotted" or "salt-and-pepper" appearance.
Porphyry rocks are geologically significant, especially as hosts for major ore deposits. Copper, molybdenum, and gold are often mined from porphyry deposits, which form when mineral-rich fluids concentrate in fractures around large igneous intrusions. These deposits are among the most important sources of these metals worldwide. Historically, porphyry with a rich purple hue was prized by ancient civilizations for use in sculpture and imperial architecture, particularly in Egypt and Rome.
Porphyry is not a mineral but rather a type of igneous rock characterized by a distinct texture. It features large, well-formed crystals—typically of quartz, feldspar, or other minerals—embedded in a fine-grained or glassy matrix. This two-stage cooling process, where magma cools slowly underground before erupting and cooling rapidly at the surface, gives porphyry its signature "spotted" or "salt-and-pepper" appearance.
Porphyry rocks are geologically significant, especially as hosts for major ore deposits. Copper, molybdenum, and gold are often mined from porphyry deposits, which form when mineral-rich fluids concentrate in fractures around large igneous intrusions. These deposits are among the most important sources of these metals worldwide. Historically, porphyry with a rich purple hue was prized by ancient civilizations for use in sculpture and imperial architecture, particularly in Egypt and Rome.
SPECIES
Clinozoisite in Colerite
LOCATION
Mindoolah, near Cue, Western Australia
SIZE
7.1" tall, 9" wide, 2" deep, 9 1/2 lbs
CATEGORY
ITEM
#64790
