98

NEPHRITE JADE

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17g 14h 40m 33s
13/11/2026 15:37:00
Estimate
€ 1.000,00 / 1.200,00
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Description

NEPHRITE JADE

Ca2(Mg,Fe)5Si8O22(OH)2 — amphibole (tremolite–actinolite series),
interlocking fibrous structure
More information
Typically sourced
from New Zealand, British Columbia (Canada), China, and Siberia
(Russia), this is a compact amphibole variety whose exceptional
toughness comes from its interlocking microcrystalline felt structure.
It forms by contact metamorphism between ultramafic rocks and
intrusions. Hardness 6–6.5 Mohs (with very high toughness), density
2.9–3.0 g/cm³
.
Historically used for tools, weapons, and ritual
objects (Maori, Chinese, Mesoamerican cultures); today used in
jewelry and ornamental carving; highly sought by art collectors.
Time auction 1251

Historia Naturalis

mon 26 October - fri 13 November 2026
The description sheets do not always indicate the state of conservation of the goods, we invite you to always request the condition report before making your offers
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