This is a green natural untreated rough specimen from Brazil showing chatoyance [cats eye] effect
Chatoyancy or chatoyance, is an optical reflectance effect seen in certain gemstones Coined from the French \“oeil de chat\”, meaning \“cat\‘s eye\”,
![191.65 CTS 'CATS EYE ' ROUGH OPALITE-IRRESDANT [F6010]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/515000-519999/516745/55b5aac541444_260x208.JPG)
![99.8 CTS 'CATS EYE ' ROUGH OPALITE-IRRESDANT [F6011]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/515000-519999/516747/55b5ab0d3a39c_260x208.JPG)
![117.25 CTS 'CATS EYE ' ROUGH OPALITE-IRRESDANT [F6012]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/515000-519999/516749/55b5ab24ede81_260x208.JPG)
![22.2 CTS 'CATS EYE ' ROUGH OPALITE-IRRESDANT [F6014]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/515000-519999/516755/55b5ab79a9497_260x208.JPG)
![136.05 CTS 'CATS EYE ' ROUGH OPALITE-IRRESDANT [F6015]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/515000-519999/516757/55b5abb253199_260x208.JPG)
![78.75 CTS 'CATS EYE ' ROUGH OPALITE-IRRESDANT [F6016]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/515000-519999/516763/55b5ac97b0270_260x208.JPG)
![80.7 CTS 'CATS EYE ' ROUGH OPALITE-IRRESDANT [F6019]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/515000-519999/516771/55b5ad0ada69e_260x208.JPG)
![132.5 CTS 'CATS EYE ' ROUGH OPALITE-IRRESDANT [F6022]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/515000-519999/516781/55b5adb6e5cc9_260x208.JPG)
![82.1 CTS 'CATS EYE ' ROUGH OPALITE-IRRESDANT [F6024]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/515000-519999/516791/55b5b28be624e_260x208.JPG)
![50.8 CTS 'CATS EYE ' ROUGH OPALITE-IRRESDANT [F6026]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/515000-519999/516817/55b5bd78d9692_260x208.JPG)
![86.95 CTS 'CATS EYE ' ROUGH OPALITE-IRRESDANT [F6027]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/515000-519999/516819/55b5bdd4b1d24_260x208.JPG)
![72.8 CTS 'CATS EYE ' ROUGH OPALITE-IRRESDANT [F6028]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/515000-519999/516821/55b5bde99d050_260x208.JPG)
![62.0 CTS 'CATS EYE ' ROUGH OPALITE-IRRESDANT [F6031]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/515000-519999/516827/55b5beb857669_260x208.JPG)
![34.95 CTS 'CATS EYE ' ROUGH OPALITE-IRRESDANT [F6032]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/515000-519999/516829/55b5befd93c73_260x208.JPG)
![71.35 CTS 'CATS EYE ' ROUGH OPALITE-IRRESDANT [F6035]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/515000-519999/516837/55b5c04bd2be1_260x208.JPG)
![49.85 CTS 'CATS EYE ' ROUGH OPALITE-IRRESDANT [F6038]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/515000-519999/516843/55b5c0f336e64_260x208.JPG)
![47.7 CTS 'CATS EYE ' ROUGH OPALITE-IRRESDANT [F6039]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/515000-519999/516845/55b5c143f0efb_260x208.JPG)
![88.1 CTS OPALITE ROUGH BRAZIL [VS6418 ]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/425000-429999/428362/53a3c8394bbba_260x208.JPG)
![104.9 CTS OPALITE ROUGH BRAZIL [VS6420 ]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/425000-429999/428366/53a3c8a15542c_260x208.JPG)
![16.95 CTS 'CATS EYE ' ROUGH OPALITE-IRRESDANT [F6042]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/515000-519999/516851/55b5c456c7646_260x208.JPG)
![163.5 CTS OPALITE ROUGH BRAZIL [VS6423 ]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/425000-429999/428370/53a3c992ca8c0_260x208.JPG)
![87.9 CTS OPALITE ROUGH BRAZIL [VS6424 ]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/425000-429999/428372/53a3c9d987407_260x208.JPG)
![101.5 CTS 'CATS EYE ' ROUGH OPALITE-IRRESDANT [F6048]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/515000-519999/516867/55b5cc31c2c33_260x208.JPG)
![156.25 CTS 'CATS EYE ' ROUGH OPALITE-IRRESDANT [F6049]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/515000-519999/516869/55b5cc4ec1a86_260x208.JPG)
![159.3 CTS 'CATS EYE ' ROUGH OPALITE-IRRESDANT [F6052]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/515000-519999/516875/55b5ce7e5fd69_260x208.JPG)
![20.18 CTS DENDRITIC OPAL -ROUGH- UNIQUE [AMB2]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/375000-379999/376607/376607_1375788527_260x208.jpg)
!['CATS EYE ' ROUGH OPALITE-IRRESDANT 110.10 CTS [F 2079 ]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/185000-189999/187118/187118_1276303404_260x208.jpg)
!['CATS EYE ' ROUGH OPALITE-IRRESDANT 62.10 CTS [F 2090]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/185000-189999/187131/187131_1276304272_260x208.jpg)
![79.7 CTS OPALITE ROUGH BRAZIL [VS6428 ]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/425000-429999/428788/53a773ff6e4d3_260x208.JPG)
![54.2 CTS OPALITE ROUGH BRAZIL [VS6433 ]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/425000-429999/428798/53a775deb0204_260x208.JPG)
![163.5 CTS OPALITE ROUGH BRAZIL [VS6434 ]](https://df2sm3urulav.cloudfront.net/tenants/gr/cache/uploads/images/425000-429999/428800/53a776698333f_260x208.JPG)