Noun:

ஒருவகை மாணிக்ககல்,

opals's Usage Examples:

This is an important aspect of opals that needs to be remembered.

Just about any kind of fake gem could be made, including fake opals.

A doublet opal is actually a combination of an opal glued to another opal or some other material; triplet opals include a base which is usually dark, a precious opal center and a clear covering.

In addition they offered newly available American gemstones such as Montana sapphires and Mexican fire opals.

The capital of the state is the historic city of Queretaro, and other important towns, with their populations in 1900, are: San Juan del Rio (8124), Landa (about 7000), Ahuacatlan (5929 in 1895), Jalpan (about 6000), and Toliman, celebrated for its opals.

When Bob described buying opals by the handful in Australia.

All opals have a significant amount of water content.

Synonyms:

opaque gem, fire opal, mineral, harlequin opal, girasol, black opal,

Antonyms:

organic,