Tourmaline Crystal - Height: 25 mm- 5.6 g - (1) #boron minerals #collecting #crystals #gemstones #igneous rocks #metamorphic rocks #minerals #natural crystals #prismatic crystals #tourmaline
Bicolour tourmaline Crystals - Height: 25 mm - Width: 5 mm- 15 g - (1) #bicolour crystal #boron minerals #color zoning #crystal formation #gemstones #jewelry stones #mineral collectors #silicate minerals #tourmaline
