Gem Spodumene and Achroite Tourmaline from Afghanistan Gem Spodumene and Achroite Tourmaline from Afghanistanv. 14No. 4170–174Dunn, Pete J. 1974. "Gem Spodumene and Achroite Tourmaline from Afghanistan." The Journal of Gemmology, 14, (4) 170–174.More...ID: 93935Type: articleKeywords: NMNH; NH-Mineral Sciences; Annals-Import