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gypsum crystals from Spain

gypsum

ck_admin March 24, 2021

The exact origin of his name still appears uncertain. The Greek word “gypsos”, meaning “plaster”, and would decompose into “ge” for “ stone “, and “Ipson” for “burn”. The origin of the word would rather be Semitic. In Latin, gypsum, in old French was called

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gilaite in quartz cushion cut

gilalite

ck_admin March 24, 2021

Discovered in 1980 at Christmas Mine in Arizona United States, it is best known as blue-green inclusion in Brazilian quartz.

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gaylussite crystals from Ambola lake in kenya

gaylussite

ck_admin March 24, 2021

Identified in 1826 in Venezuela, its name honors the French chemist Gay-Lussac (1778-1850).

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gadolinite emerald cut

gadolinite

ck_admin March 24, 2021

Appointed in 1800 in honor of the Finnish mineralogist Johan Gadolin (1760-1852) who isolated the Yttrium element in 1797. This rare earth is used to imitate the diamond, synthetic zirconia oxide, to stabilize it in a cubic form at atmosphere temperature. Gadolinium is one of

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cut friedelite from South Africa - kalahari manganese field of Kuruman

friedelite

ck_admin March 24, 2021

Its name honors the French chemist and mineralogist Charles Friedel (1832-1899).

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exceptional blue cut euclase from Colombia

euclase

ck_admin March 24, 2021

Because of its perfect cleavage it is so named from the Greek “eu” for easy and “klasis” for breaking. It breaks into strips very easily. Colorless in general, it is in its blue variety that is mostly sought.

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