Large Rare Titanite Sphene Gemstone from Pakistan, 10.01 cts., 15x11 mm., Oval ShapeGem: Sphene Titanite Weight: 10. 01 cts. Size: 15. 20 x 11. 50 mm. Color: Yellow Olive Clarity: SI Cut: Oval Locality: Pakistan Treatment: None Sphene, also known as Titanite, is a lovely material because it has a high refractive index that displays dispersion (beautiful color flash) in faceted gems. This stone glitters with flashes of bright red, orange and green dispersion along the edges. The stone is primarily a yellow color with hints of an olive