Rock Identifier
White jade (likely nephrite) beads (Nephrite jade, an interlocking amphibole aggregate dominated by tremolite–actinolite; exact identification requires testing) — gemstone
gemstone

White jade (likely nephrite) beads

Nephrite jade, an interlocking amphibole aggregate dominated by tremolite–actinolite; exact identification requires testing

AI-generated identification · may be incorrect

Polished, pale gray-white, translucent to opaque beads with a waxy to vitreous luster. Nephrite hardness is about 6–6.5 Mohs; its toughness comes from dense interlocking crystals, not a single crystal structure.

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Physical properties

Polished, pale gray-white, translucent to opaque beads with a waxy to vitreous luster. Nephrite hardness is about 6–6.5 Mohs; its toughness comes from dense interlocking crystals, not a single crystal structure.

Formation & geological history

Nephrite forms through metamorphic and metasomatic alteration of magnesium-rich rocks, commonly in serpentinite-related settings. Deposits range from ancient to geologically recent; the beads’ source and age cannot be determined from the image.

Uses & applications

Used for jewelry, carvings, and ornamental objects; beads are commonly strung as necklaces or bracelets.

Geological facts

“Jade” refers to either nephrite or jadeite, two distinct minerals/rock materials that can look alike. Appearance alone cannot confirm which material these beads are.

Field identification & locations

The round, drilled, polished beads are consistent with jade, but white quartz, chalcedony, and other materials can look similar. Hardness, density, and gemological testing can help distinguish them; nephrite occurs in places including China, British Columbia, and New Zealand.