III · Durability
14
Functional lifespan by craft method
Quality outlives the buyer
0
20
40
60
80
years
89 yrs
64 yrs
51 yrs
38 yrs
14 yrs
Volcanic
Glass
Carbon
Steel
Carved
Basalt
Cast
Bronze
Stamped
Alloy
Source: Heritage Material Institute, Longitudinal Study 2019–2024
TEZCA · 14
This is the
Obsidian Volcanic Glass
design system, applied by
Curio Design
— a design-style library for AI agents. Full Obsidian Volcanic Glass guide →
designbycurio.com/learn/obsidian-volcanic-glass