Sphene is more often bought as loose stones by collectors ... rare gemstone that is usually found in shades of yellowish ...

However, more often than not, those stones have very ... not-too-dark bluish-green to a pure green color. The color should be ...

owner of Korner Gem in Traverse City. “Iron ore from the U.P. had a high concentration of quartz. In Frankfort, it was particularly green.” So, the so-called “stones” are actually the ...

Only available from Myanmar and traditionally cherished in imperial China, where quality green gemstones were believed ... Myanmar remains the only source of gem-quality jadeite.

The ranks of independent designers who have responded to zircons’ charms have been growing, and the gem has ... a collage of stones that includes opals, blue zircons, pistachio green pearls ...

But since Easter, things have started to look up with what she describes as "a mini gem rush ... world's best green and yellow sapphires. Pinks, blues. purples and multi-coloured stones also ...