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Evening bag
MFA# 2008.1331


Beryl (var. Morganite)
Image: Rob Lavinsky []

A rose colored transparent Beryl that is used as a gemstone. Morganite is composed of a beryllium aluminum silicate. Ranging in color from a rose-pink to a rose-red, morganite is mined in Madagascar.

Synonyms and Related Terms


Beryl IR-ATR RRUFF 40002.png

Raman (RRUFF)

Beryl raman RRUFF 40002.png

morganita, berilo rosa (Esp.); morganite (Fr.)

Physical and Chemical Properties

  • Hexagonal system with prismatic crystals usually striated lengthwise
  • Cleavage is poor in one direction
  • Fracture = uneven to conchoidal
  • Luster = vitreous
  • Streak = colorless
  • Pleochroism = weak
  • Fluorescence = none to weak pink (LW and SW)
  • Synthetic stones may appear opaque and dull red under long UV light.
Composition Be3Al2(SiO3)6
Mohs Hardness 7.5 - 8.0
Density 2.68-2.83 g/ml
Refractive Index 1.57 - 1.60
Birefringence 0.007 - 0.008


Properties of Common Gemstones

Resources and Citations

  • Gem Identification Lab Manual, Gemological Institute of America, 2016.
  • Wikipedia: Morganite Accessed Dec 2022
  • Jack Odgen, Jewellery of the Ancient World, Rizzoli International Publications Inc., New York City, 1982
  • Van Nostrand's Scientific Encyclopedia, Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976
  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971

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