| | Description | |
| Comments: | Analysis done on tourmalines from Antandrokomby Simmons et al 2001) shows that these are members of the Schorl-Elbaite series with significant Mg and Ca contents | | Habit: | Type I (of Nizamoff et al) prismatic, zoned crystals up to 30 cm with dark olive-brown cores and thin, dark red rims ; Type II =stubby, zoned, reddish-purple xls with olivebrown core ; Type III= masses of fibrous, unzoned crystals | | Quality of samples: | not specified / average specimens | | Confirmation | |
| Validity: | Believed Valid | | References | |
| References: | Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 330. | | Associated minerals: | |
| Associates: | Rhodizite
| | Data | |
| Mineral Data: | Click here to view Tourmaline data | | Locality Data: | Click here to view Antandrokomby pegmatite, Manandona Valley, Sahatany Pegmatite Field (Mt Bity (Ibity) area), Vakinankaratra Region (Betafo - Antsirabé region), Antananarivo Province, Madagascar | | Photo Gallery | View Gallery (2 photos) |
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