Materials glossary / Organic material
Wood
On the label: Wood · Organic material
What it is
Carved or turned hardwood in beads, rings and frames; sealed with oil or lacquer, swells in water.
Organic materials: Materials made by living things: pearls, amber, coral, shell, jet, bone. Softer than mineral stones and sensitive to acid, heat and perfume.
Wikidata: Fibrous material from trees or other plants. Q287 →
In the research
989 PubMed papers mention it with jewelry, allergy, eyewear or UV; the three most recent:
- Surface Leaky Transverse-Magnetic (TM)-Mode Resonance and Photonic-Enhanced Photoluminescence in Shallow Subwavelength Silicon Gratings · The journal of physical chemistry letters, 2026
- Successful voriconazole therapy after itraconazole hypersensitivity in cutaneous blastomycosis · Journal of the Association of Medical Microbiology and Infectious Disease Canada, 2026
- Vitiligo Following Dupilumab Therapy for Moderate-to-Severe Atopic Dermatitis: A Case Report with Insight into Type 1/Type 2 Immune Imbalance · Clinical, cosmetic and investigational dermatology, 2026
A paper is a paper, not a verdict: titles are listed so you can read them, and a study on one fabric or one filter says little about the piece in your hand.
Other organic materials
Clasp & Lens describes materials from the public record and does not appraise, grade or test pieces; what a listing states is the supplier's statement. If a piece causes a rash, take it off; a reaction that spreads or blisters is a doctor's question, and sunglasses are no substitute for impact-rated eye protection where that is required.