nimav posts

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17-November-2022 Thursday
Polychrome in tourmaline

11-November-2022 Friday
Compare Warm to Soft (Synthetic Sapphire Vs Cubic Zirconia)

21-October-2022 Friday
Secrets of fixing diamonds

20-October-2022 Thursday
Some good emeralds

13-October-2022 Thursday
The most expensive legacy that was brought to our laboratory

07-October-2022 Friday
Charoite - amazing, beautiful and... radioactive?

07-October-2022 Friday
Diamonds "bunny gave"

15-September-2022 Thursday
Synthetic corundum with color change effect

07-September-2022 Wednesday
Antique brooch with demantoids

16-August-2022 Tuesday
Moonstone - the effect of iridescence (gasoline film)

04-August-2022 Thursday
Star sapphire - asterism effect

29-July-2022 Friday
Watermelon tourmaline - a taboo for women of the Middle Ages

20-July-2022 Wednesday
Tsavorite - comes across 400 times less often than emerald

13-July-2022 Wednesday
Tourmaline Paraiba is one of the most expensive minerals.

07-July-2022 Thursday
Opals in nature and in jewelry

05-July-2022 Tuesday
History of the gemological laboratory

16-June-2022 Thursday
Examination of precious stones - an invitation to cooperation

15-June-2022 Wednesday
Alexandrite effect - color change under different lighting conditions

08-June-2022 Wednesday
Sorting small diamonds "melee"

19-May-2022 Thursday
Are diamonds visible in water?

12-August-2017 Saturday
At first I thought - Cool chewing gum ...

28-January-2016 Thursday
If you are very attentive to nicknames

05-October-2015 Monday
Mainly sheep and goats

18-September-2015 Friday
When I discovered my cat's admirer

10-August-2015 Monday
he exists...

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