Goethite
Agent Name
Goethite
CAS Number
1310-14-1
Formula
Fe-H-O2
Major Category
Mineral Dusts
Synonyms
YELLOW IRON OXIDE; Ochre; [Prince Agri MSDS]
Category
Other Mineral Dusts
Description
Yellow-brown to dark brown mineral; [Merck Index] Yellow-brown odorless powder; Insoluble in water (< 0.5%); [Prince Agri MSDS]
Sources/Uses
". . . An iron bearing hydroxide mineral of the diaspore group, is found in soil and other low-temperature environments. Goethite has been well known since ancient times for its use as a pigment (ochre)." [Wikipedia]
Comments
Contains 25% crystalline silica (CAS# 14808-60-7), 6% aluminum oxide (CAS# 1344-28-1), and 2.3% manganese compounds (CAS# 7439-96-5); An eye irritant; Chronic inhalation exposure may cause respiratory disease; [Prince Agri MSDS] See "Silica, crystalline." See "Ferric hydroxide," "Ferrous hydroxide," "Iron oxide (Fe2O3) and "Iron oxide (FeO)."
Biomedical References
Adverse Effects
Fibrogenic
Yes
Diseases, Processes, and Activities Linked to This Agent
Other Information
No other related information on this agent was found.