emerald

As a proper noun emerald

is a town in queensland, australia.

As an adjective undefined is

lacking a definition or value.

As a noun quartz

is (mineralogy) the most abundant mineral on the earth's surface, of chemical composition silicon dioxide, si]][[oxygen|o₂ it occurs in a variety of forms, both crystalline and amorphous found in every environment.

As a proper noun emerald is

a town in queensland, australia.

As a proper noun emerald

is a town in queensland, australia.

As a noun emeralds is

.

As a noun amethyst

is amethyst.

As a proper noun emerald is

a town in queensland, australia.

As nouns the difference between emerald and pearl

is that emerald is any of various green gemstones, especially a green transparent form of beryl, highly valued as a precious stone while pearl is a shelly concretion, usually rounded, and having a brilliant luster, with varying tints, found in the mantle, or between the mantle and shell, of certain bivalve mollusks, especially in the pearl oysters and river mussels, and sometimes in certain univalves. It is usually due to a secretion of shelly substance around some irritating foreign particle. Its substance is the same as nacre, or mother-of-pearl. Round lustrous pearls are used in jewellery.

As proper nouns the difference between emerald and pearl

is that emerald is a town in Queensland, Australia while Pearl is {{given name|female|from=English}} from the English noun pearl.

As an adjective emerald

is of a rich green colour.

As a verb pearl is

to set or adorn with pearls, or with mother-of-pearl. Used also figuratively.