Ruby Corundum. Brazil

Ruby corundum is a crystalline material based on aluminum oxide, its hardness is 9 on the Mohs scale, so only diamond is superior to it.
Its relative density varies from 3.9 to 4.1.
Its physical appearance can be: transparent, translucent or opaque.
Corundum is called ruby ​​when it has a red or pink color.
Its formation occurs in environments with a high degree of metamorphism and chromium.
And the corundum called sapphire when it presents other colors, such as: blue, yellow, green, purple and others, whose formation in soils containing titanium or iron.

Ruby is common in crystalline limestone, mica schist and gneiss environments. Some igneous rocks have corundum as one of their primary minerals, it is found in rock formations and in river alluvium.
In Brazil, it is found in rock formations and in the alluvium of rivers in the States of Rio Grande do Norte, up to Santa Catarina, that is, the largest fraction of the coastal part that corresponds to the States of Brazil.
While at the world level, the ruby ​​deposits are running out, in Brazil new deposits are being discovered, mainly in the state of Bahia, where the ruby ​​has been presenting itself with an excellent gemological quality.
If you are interested in purchasing natural rubies of reliable origin, just contact me by WhatsApp: 5527995039945 or if you prefer, you can also contact me by E-mail: idocellulares@hotmail.com
We have rubies in the rough or cut according to the customer's need. Do not miss this opportunity!
The video is ending here, you who are not yet subscribed to my channel subscribe and also activate the bell to receive notifications of new videos. Thank you so much!

Видео Ruby Corundum. Brazil канала Idolindo