Noun:

কালো উপল,

black opal's Usage Examples:

linking Sydney and Cairns, and provides all-weather access to rugged black opal country of Lightning Ridge.

The Halley's Comet Opal is the largest uncut black opal in the world, according to the Guinness Book of World Records.

bird watching, photography, off road vehicle use, fishing, recreational black opal mining, rockhounding, hunting, visiting the hot springs, and camping on.

and the outback country north-west of the Barwon River, including the black opal mining and fossicking town of Lightning Ridge.

Glorious Jubilee is the world's largest black opal from Lightning Ridge of Australia; the opal weights 775 carats with Gray base multi colors.

At 35 feet (11 m), Bradley’s pick found a large, black opal nodule.

iridescent feldspar that may also be of Canadian origin; and broad-flash black opal.

Synonyms:

jet; pitchy; achromatic; sooty; jet-black; neutral;

Antonyms:

chromatic; nonadhesive; colorful; clean; subjective;