Terrific Rare Yellow Scheelite Gemstone from China 3.86 ctsGem: Scheelite Weight: 3. 86 cts. Size: 9. 63 x 6. 57 mm. Color: Pale Yellow Clarity: Eye Clean Cut: Trapezoid Locality: China Treatment: None Scheelite is a relatively rare mineral with an interesting composition considering it can be found in gem grade material. It is a Calcium Tungstate and there are few Tungstate minerals that are transparent. So it is a marvel that this mineral can be so exceptionally beautiful and gemmy. This stone is much