Permanent claim record · Petoskey, Michigan

Petoskey stones are found primarily along Lake Michigan and Lake Huron shorelines in the Petoskey, Charlevoix, and northern Michigan beach areas; when polished they reveal a hexagonal pattern.

Verified

Raw value (vault-stripped)

{"tags":["petoskey-stone","geology"],"text":"Petoskey stones are found primarily along Lake Michigan and Lake Huron shorelines in the Petoskey, Charlevoix, and northern Michigan beach areas; when polished they reveal a hexagonal pattern.","category":"oddity"}

Predicate	trivia.fact
Subject	Petoskey, Michigan (place)
As of
Status	Verified
Source	Famous Michiganders, Pop Culture & Trivia Report — Perplexity Deep Research (2026) (trust 6.5/10)
Reference	—
Document hash	pending evidence-pack link
Provenance chain
Claim ID	e8863d39-4788-47b5-bd4b-6fe3a5cabc95