Spherical concretion possibly a calculus from unknown animal

Spherical concretion possibly a calculus from unknown animal, provenance unknown, 1830-1920

Details

Category:
Materia Medica & Pharmacology
Collection:
Sir Henry Wellcome's Museum Collection
Object Number:
A671980
Materials:
calcium salts, ? material
Measurements:
approx: diameter 41 mm
type:
calculus