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Bloodstone is commonly used for a dark green chalcedony material containing red markings. On a pyramid, the red may appear as sparse dots, broad patches or very little visible pattern on one face. The name describes an appearance and…

Jasper is used in the decorative trade for many opaque patterned silica-rich materials. A red jasper pyramid and a landscape-patterned carving can look very different even when both are offered as jasper. A useful listing names the…

Snowflake obsidian combines dark volcanic glass with pale rounded or radiating structures commonly called snowflakes. These are material features, not painted winter motifs. Their spacing and size can differ strongly across a carved…

Mahogany obsidian is valued for reddish-brown and black patterns in a volcanic glass material. The contrast may form broad swirls or more scattered patches, depending on the rough. A pyramid’s several faces reveal different sections of…

Black obsidian is naturally formed volcanic glass. A well-polished pyramid can show strong reflections while remaining visually quiet compared with patterned gemstone carvings. The word crystal is often used loosely in retail, but it does…