Growth and etch features of hematite crystals from the Azores Islands, Portugal
Series: Serviços Geológicos de Portugal. Memória, no. 6 (nova sér.)); Memória (Serviços Geológicos de Portugal) -- nova sér., no. 6.
Published: 1960
Place of publication: Lisboa
Language: eng
Number of pages: 44
Subjects: Hematite crystals; Iron ores
Notes: Bibliography: p. [49].