A mineral that is a complex borosilicate and hydroxide of aluminum containing iron and magnesium and calcium and lithium and sodium; it is usually black but occurs in transparent colored forms that are used as gemstones.
|
|
|
|
 | | | |||
|
|
|
|
Words linked to "Tourmaline" : schorl, transparent gem, mineral |
Copyright © 2025 Free Translator.org |
