Versione delle 15:44, 8 giu 2019 modifica Leopold (discussione \| contributi) Utenti autoverificati 173 387 modifiche →‎Tormaline ← Differenza precedente		Versione delle 15:47, 8 giu 2019 modifica annulla Leopold (discussione \| contributi) Utenti autoverificati 173 387 modifiche →‎Tormaline Differenza successiva →
Riga 49: *''paraiba'' (azzurro molto trasparente) ''feruvite'', CaFe<sup>2+</sup><sub>3</sub>(MgAl<sub>5</sub>)Si<sub>6</sub>O<sub>18</sub>(BO<sub>3</sub>)<sub>3</sub>(OH)<sub>3</sub>OH * ''feruvite'' * ''[[fluor-buergerite]]'', NaFe<sub>3</sub>Al<sub>6</sub>[FO<sub>3</sub>(BO<sub>3</sub>)<sub>3</sub>Si<sub>6</sub>O<sub>18</sub>]; * ''[[fluor-liddicoatite\|liddicoatite]]'', CaLi<sub>2</sub>AlAl<sub>6</sub>[F(OH)<sub>3</sub>/(BO<sub>3</sub>)<sub>3</sub>/Si<sub>6</sub>O<sub>18</sub>]. * ''foitite'', (Fe<sup>2+</sup><sub>2</sub>Al)Al<sub>6</sub>Si<sub>6</sub>O<sub>18</sub>(BO<sub>3</sub>)<sub>3</sub>(OH)<sub>3</sub>OH * ''foitite'' ''ossifoitite'' ''magnesiofoitite'', (Mg<sub>2</sub>Al)Al<sub>6</sub>Si<sub>6</sub>O<sub>18</sub>(BO<sub>3</sub>)<sub>3</sub>(OH)<sub>3</sub>OH * ''lucchesiite'' * ''lucchesiite'', Ca(Fe<sup>2+</sup>)<sub>3</sub>Al<sub>6</sub>Si<sub>6</sub>O<sub>18</sub>(BO<sub>3</sub>)<sub>3</sub>(OH)<sub>3</sub>O * ''luinaite'' * ''luinaite'', (Na)(Fe<sup>2+</sup>,Mg)<sub>3</sub>Al<sub>6</sub>Si<sub>6</sub>O<sub>18</sub>(BO<sub>3</sub>)<sub>3</sub>(OH)<sub>3</sub>OH * ''magnesiofoitite'' * ''maruyamaite'', K(MgAl<sub>2</sub>)(Al<sub>5</sub>Mg)Si<sub>6</sub>O<sub>18</sub>(BO<sub>3</sub>)<sub>3</sub>(OH)<sub>3</sub>O * ''maruyamaite'' * ''olenite'', NaAl<sub>3</sub>Al<sub>6</sub>Si<sub>6</sub>O<sub>18</sub>(BO<sub>3</sub>)<sub>3</sub>O<sub>3</sub>OH * ''olenite'' * ''povondraite'', NaFe<sup>3+</sup><sub>3</sub>(Fe<sup>3+</sup><sub>4</sub>Mg<sub>2</sub>)Si<sub>6</sub>O<sub>18</sub>(BO<sub>3</sub>)<sub>3</sub>(OH)<sub>3</sub>O * ''rossmanite'', (LiAl<sub>2</sub>)Al<sub>6</sub>Si<sub>6</sub>O<sub>18</sub>(BO<sub>3</sub>)<sub>3</sub>(OH)<sub>3</sub>OH Riga 66: * ''[[uvite]]'', CaMg<sub>3</sub>Al<sub>5</sub>Mg[(OH)<sub>4</sub>/(BO<sub>3</sub>)<sub>3</sub>Si<sub>6</sub>O<sub>18</sub>]; (verde) * ''vanadiodravite'' ''ossivanadiodravite'', NaV<sub>3</sub>(Al<sub>4</sub>Mg<sub>2</sub>)Si<sub>6</sub>O<sub>18</sub>(BO<sub>3</sub>)<sub>3</sub>(OH)<sub>3</sub>O ''ossivanadiodravite'' ''vanadiossocromodravite'', NaV<sub>3</sub>(Cr<sub>4</sub>Mg<sub>2</sub>)Si<sub>6</sub>O<sub>18</sub>(BO<sub>3</sub>)<sub>3</sub>(OH)<sub>3</sub>O ''vanadiossocromodravite'' Esistono varietà policrome nelle quali il colore varia sia a zone concentriche che nel senso dell'allungamento del cristallo. Si possono trovare prevalentemente tormaline di colore rosso, rosa, blu, verde e giallo.

Tormalina: differenze tra le versioni