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Rough Ruby
Ruby Gemstones
Ruby Cabochon
Ruby gemstones
Ruby rough stones

Ruby Rough

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These are unheated, untreated, cabochon grade Rubies from the mines of Pakistan.

They are natural crystal formation shape.

You might even be lucky enough to find a star ruby in your parcel/s.

Sold in lots/parcels of 20 grams which is 100 carats. ($0.75/ct)

Colour:                        Red, pink, slight purple

Crystal System:          Hexagonal crystal system

Mineral Family:          Corundum.

Chemical Formula:     Al₂O₃  -  Aluminium Oxide.

Hardness (Mohs):       9

Specific Gravity:         3.97-4.08

Refractive Index:        1.76-1.77

Luster:                         Vitreous, Adamantine.

Birthstone:                 Cancer

Associated Month:    July