carbonates

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marquetry in white nacre

mother-of-pearl

ck_admin March 24, 2021

Mother-of-pearl or Nacre is the substance that constitutes the inner part of the shell of certain mollusks, its name comes from the Latin “ nacrum “, which was used to describe white matter with iridescent reflections. It consists of a mineral part of calcium carbonate

witherite round cut

witherite

ck_admin March 24, 2021

Its name honors the British physician and mineralogist W. Withering (1741-1799). Witherite is toxic in powder.

strontianite emerald cut

strontianite

ck_admin March 24, 2021

it has been discovered in 1790 at Strontian, Scotia

stichtite cut in cabochon

stichtite

ck_admin March 24, 2021

It is named after Robert Stich, the mine owner, where she was discovered in 1910, in Tasmania, Australia.

smithsonite cut in cabochon

smithsonite

ck_admin March 24, 2021

Name honoring James Smithson (1765-1829), founder of the Smithsonian Institution in Washington (USA). It is also called bonamite.

siderite round cut

siderite

ck_admin March 24, 2021

Its name comes from the Greek “sideros” which means iron, it was called the iron spar. It was identified by von Haidinger in 1845.

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