color range and crystal variety define a diverse group; top localities, value factors, quality assessment, and care tips for collectors.
Regional guide
Tourmaline from Rubaya, Dr Congo
Rubaya tourmaline, North Kivu, DRC, elbaite crystals with glassy luster, sharp terminations, and vivid pink to green colors prized by serious collectors.
Locality guide
Rubaya
Rubaya, DR Congo: renowned for elbaite tourmaline from rare-metal pegmatites; transparent, color-zoned crystals with glassy luster, prized by collectors.
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