Gemstones Like Sillimanite
Gahnite
Gemstone
4.42
Poor
Blue Diamond
Gemstone
9.02
Excellent
Benitoite
Gemstone
7.82
Good
Larimar
Gemstone
5.34
Mediocre
Kornerupine Cat's Eye
Gemstone
5.34
Mediocre
Celestite
Gemstone
4.88
Poor
Kyanite
Gemstone
4.83
Poor
Tremolite
Gemstone
4.60
Poor
Afghanite
Gemstone
4.60
Poor
Dumortierite
Gemstone
4.42
Poor
Plancheite
Gemstone
4.14
Poor
Pink Diamond
Gemstone
9.11
Excellent
Padparadscha Sapphire
Gemstone
8.83
Great
Blue Sapphire
Gemstone
8.74
Great
Glory of the Sea Cone (Conus gloriamaris)
Snail
8.74
Great
Green Diamond
Gemstone
8.65
Great
Paraiba Tourmaline
Gemstone
8.65
Great
Red Beryl
Gemstone
8.65
Great
Tecophilaea
Flower
8.46
Great
Alexandrite
Gemstone
8.42
Great
Conch Pearl
Gemstone
8.37
Great
Demantoid Garnet
Gemstone
8.37
Great
Pterinopelma sazimai
Spider
8.35
Great
Himalayan Blue Poppy
Flower
8.28
Great
