[ < pyro-comb. form + ancient Greek τεκνον child (see tecno-comb. form) + -itesuffix1, after Italian pirotecnite ( A. Scacchi Memoria sullo Incendio Vesuviano (1855) v. 187)] Mineralogyrare = thenarditen.
ΚΠ
1868 J. D. DanaSyst. Mineral. (ed. 5) 615 Thenardite... PyrotechniteScacchi.
1920 A. W. GrabauGeol. Non-metallic Mineral Deposits I. ii. 40 Thenardite—(San Sebastian Salt, Pyrotechnite, Makite).