Opal Restaurant Bar – Santa Barbara, CA A local’s favorite, opal restaurant and bar infuses an Eclectic California Cuisine with creative influences from around the World Our chefs use the freshest of ingredients to create dishes inspired by the colorful multi-cultural heritage of America, often with an Asian flair
Opal - Wikipedia For use in jewellery, most opal is cut and polished to form a cabochon, a convex shape that maximises the viewing angles through which an opal's play of colour can be observed "Natural" opal refers to polished stones consisting wholly of precious opal
Pictures of Opal - Black, Fire, Boulder, Blue and Pink Photos of opal from around the world Guidance for people who want to buy opal, see different types of opal, understand their names, learn about synthetics and imitations
Opal Gemstone | Opal Stone – GIA Opal is the product of seasonal rains that drenched dry ground in regions such as Australia’s semi-desert “Outback ” It is known for its unique display of flashing rainbow colors
Opal | Properties, Types Uses | Britannica Opal, silica mineral extensively used as a gemstone, a submicrocrystalline variety of cristobalite In ancient times opal was included among the noble gems and was ranked second only to emerald by the Romans
Opal Description - GIA Opal is the product of seasonal rains that drenched dry ground in regions such as Australia’s semi-desert “outback ” The showers soaked deep into ancient underground rock, carrying dissolved silica (a compound of silicon and oxygen) downward
Opal - Gemological Institute of America An opal might show a single color, two or three colors, or all the colors of the rainbow! The best play-of-color is the brightest; if it also has all the rainbow colors, then it is very rare and valuable