Question

in which industry opal metal is used​

Answer 1

Answer:

Opalescence is a form of adularescence. For gemstone use, most opal is cut and polished to form a cabochon. "Solid" opal refers to polished stones consisting wholly of precious opal. Opals too thin to produce a "solid" may be combined with other materials to form attractive gems.

Ultraviolet fluorescence: black or white body color: inert to white to moderate light bl...

Refractive index: 1.450+0.020; −0.080; Mexican opal may read as low as 1.37, but ty...

Diaphaneity: opaque, translucent, transparent

Color: Colorless, white, yellow, red, orange, green, brown, black, blue, pink

Answer 2

Answer:

Opalescence is a form of adularescence. For gemstone use, most opal is cut and polished to form a cabochon. "Solid" opal refers to polished stones consisting wholly of precious opal. Opals too thin to produce a "solid" may be combined with other materials to form attractive gems.

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