Crystals-O

The Night Ledger — A Legend of Onyx

The Night Ledger — A Legend of Onyx

A modern onyx legend The Night Ledger An original tale of onyx, civic memory, and the discipline of keeping one’s name. A young engraver learns that banded stone is not...

The Night Ledger — A Legend of Onyx

A modern onyx legend The Night Ledger An original tale of onyx, civic memory, and the discipline of keeping one’s name. A young engraver learns that banded stone is not...

Onyx: Physical & Optical Characteristics

Onyx: Physical & Optical Characteristics

Physical and optical characteristics Onyx: Parallel-Banded Chalcedony in Black, White, and Sard Onyx is the straight-banded member of the chalcedony family: a compact, cryptocrystalline silica material whose crisp parallel layers...

Onyx: Physical & Optical Characteristics

Physical and optical characteristics Onyx: Parallel-Banded Chalcedony in Black, White, and Sard Onyx is the straight-banded member of the chalcedony family: a compact, cryptocrystalline silica material whose crisp parallel layers...

Onyx: Mythical & Magic Uses — A Practical Guide

Onyx: Mythical & Magic Uses — A Practical Guide

Symbolic practice and modern folklore Onyx: Lines of Boundary, Focus, and Kept Promise Onyx is parallel-banded chalcedony, a silica stone whose visual language is unusually disciplined: dark and pale layers,...

Onyx: Mythical & Magic Uses — A Practical Guide

Symbolic practice and modern folklore Onyx: Lines of Boundary, Focus, and Kept Promise Onyx is parallel-banded chalcedony, a silica stone whose visual language is unusually disciplined: dark and pale layers,...

Onyx: Legends & Myths — A Global Survey

Onyx: Legends & Myths — A Global Survey

Legends, names, and cultural imagination Onyx: Banded Stone of Seals, Names, and Night-Bright Stories Onyx is parallel-banded chalcedony, valued for crisp dark and pale layers that lend themselves to carving,...

Onyx: Legends & Myths — A Global Survey

Legends, names, and cultural imagination Onyx: Banded Stone of Seals, Names, and Night-Bright Stories Onyx is parallel-banded chalcedony, valued for crisp dark and pale layers that lend themselves to carving,...

Onyx: History & Cultural Significance

Onyx: History & Cultural Significance

History and cultural significance Onyx: The Banded Stone of Seals, Cameos, and Formal Contrast Onyx is parallel-banded chalcedony, a compact silica material whose dark and pale layers made it one...

Onyx: History & Cultural Significance

History and cultural significance Onyx: The Banded Stone of Seals, Cameos, and Formal Contrast Onyx is parallel-banded chalcedony, a compact silica material whose dark and pale layers made it one...

Onyx: Grading & Localities

Onyx: Grading & Localities

Grading and locality guide Onyx: Evaluating Parallel Bands, Polish, and Provenance Onyx is graded by the clarity of its lines. The strongest examples combine straight parallel chalcedony bands, sharp contrast,...

Onyx: Grading & Localities

Grading and locality guide Onyx: Evaluating Parallel Bands, Polish, and Provenance Onyx is graded by the clarity of its lines. The strongest examples combine straight parallel chalcedony bands, sharp contrast,...