grinding of opal gemstone mines in ethiopia

  • Who is benefitting from Ethiopia's global brandname opals ...

    By Keffyalew Gebremedhin – The Ethiopia Observatory PART I. Opal and Ethiopia. The legend of Ethiopia's Queen Sheba aside, adorning herself, among others, with opal during her visit to King Solomon in Jerusalem, the fist known evidence of mankind's involvement with the gemstone is a little over 6000 years old.

  • Opal - Wikipedia

    The Wollo Province opal was different from the previous Ethiopian opal finds in that it more closely resembled the sedimentary opals of Australia and Brazil, with a light background and often vivid play-of-color. Wollo Province opal, more commonly referred to as "Welo" or "Wello" opal, has become the dominant Ethiopian opal in the gem trade.