A yellowish brown to violet hydrated iron sulfate mineral. Coquimbite was named after the province of Coquimbo in Chile where it was first described in 1841.
Synonyms and Related Terms
Crystal structure is massive or granular, but may occur in plates or prisms. Fracture = uneven Cleavage = imperfect Luster=vitreous Streak = white
|Refractive Index||1.55; 1.557|
Web Minerals: Coquimbite
- Website address 1 Comment: Webminerals at http://webmineral.com/data/Coquimbite.shtml;
- Website address 2 Comment: Mindat at http://www.mindat.org/min-1126.html
- Website address 3 Comment: http://labs.sci.qut.edu.au/minerals/mineral%20general%20descriptions/C/coquimbitepcd.htm