veronika barnasova

veronika barnasova

veronika barnasova
Viac nápadov od veronika
"Stripe Red" by cori-black ❤ liked on Polyvore

"Stripe Red" by cori-black ❤ liked on Polyvore

Beautiful ammonite

Beautiful ammonite

Ancient amber with a baby snake

Ancient amber with a baby snake

Pearls are the most valuable of all organic gemstones, and have been prized for 6000 years. Pearls chemical makeup varies by region and environmental factors, but the basic formula is CaCO3. Pearls form through irritants entering specific species of mollusks (oysters, clams, muscles, etc), while the irritant can be a grain of sand or a parasite, the process is the same for pearls. The irritant is coated in CaCO3(mother of pearl) to make it less irritating to the mollusk. (...)

Pearls are the most valuable of all organic gemstones, and have been prized for 6000 years. Pearls chemical makeup varies by region and environmental factors, but the basic formula is CaCO3. Pearls form through irritants entering specific species of mollusks (oysters, clams, muscles, etc), while the irritant can be a grain of sand or a parasite, the process is the same for pearls. The irritant is coated in CaCO3(mother of pearl) to make it less irritating to the mollusk. (...)

Tremendous specimen of Rhodochrosite atop a large Pyrite with Tetrahedrite and Quartz!  From Collector's Pocket, 2nd Crosscut, Sweet Home Mine, Alma, Colorado.  Measures 5.6 cm by 4 cm by 3.4 cm in total size.  Ex. Bryan Lees Personal Collection  Price $25,000

Tremendous specimen of Rhodochrosite atop a large Pyrite with Tetrahedrite and Quartz! From Collector's Pocket, 2nd Crosscut, Sweet Home Mine, Alma, Colorado. Measures 5.6 cm by 4 cm by 3.4 cm in total size. Ex. Bryan Lees Personal Collection Price $25,000

Tourmaline  "Bi-color Star' from the Bi-Color Steel Pocket,  Pederneira Mine, Sao Jose da Safira, Minas Gerais, Brazil    ; Malte Sickinger photo.

Tourmaline "Bi-color Star' from the Bi-Color Steel Pocket, Pederneira Mine, Sao Jose da Safira, Minas Gerais, Brazil ; Malte Sickinger photo.

ggeology:  Quartz with Pyrite Inclusions

ggeology: Quartz with Pyrite Inclusions

Tsavorite | Buy #gemstones online at mystichue.com

Tsavorite | Buy #gemstones online at mystichue.com

dumortierite in quartz  www.facebook.com/pages/Crystal-Sun-Academy/155697791109192?fref=ts

dumortierite in quartz www.facebook.com/pages/Crystal-Sun-Academy/155697791109192?fref=ts