From: Arado do Castalheiro Mine, Santana, Portel, Évora, Portugal.
 
 
Tremolite aggregate in the Asbestos variety, with a fibrous habit and measuring 5.0 x 4.5 x 2.5 cm. 
 
 
Supplied in a 6x6 cm cardboard box with identification and inside a plastic box to protect the asbestiform fibers. High resistance to fire and extreme temperatures, and excellent thermal, electrical, and acoustic insulation capacity. 
 
 
WARNING!: Handle with care due to the presence of microscopic fibers that are harmful to the human body through inhalation and prolonged exposure.