Aerinita

Aerinita, Lleida

Composition Silicates complex Crystal system Monoclinic
Hardness (Moh´s)
 3 Density 2.48
I. Refraction 1,510 - 1,580 Birefringence 0,070
Pleocroisme
 Blue / light brown Fluorescence ?
Fracture
 ? I. Dispertion ?
Cleavage
 ? Streak white bluish
Absortion: not available
  • The name comes from the greek aer = air, due the blue sky colour.
  • It founds in earthy aggregates, fibrous.
  • Blue colour, blue-green or blue sky.
  • Treatments: It´s quite difficult to polish. Maybe whit impregnation of wax, should be easier. We have not constance.
  • Confusions: To others blue stones: Sodalite, Lapislazuli,
  • Localities: Lleida and Huesca.
  • Gemologicals uses: Not usual in jewelery due the difficulty in polish it. Used like a colouring.
Gems list
Principal
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© Montse Bagué and Josep M. Serrano.Text and photos. Reproduction not allowed without permission.