Detailed sheet

bixbyite

Discovered in 1897 in Thomas Range in Utah, United States, its name honors the prospector and mineralogist Maynard Bixby (1853-1935) who was a minerals specialist from Utah.



CHEMICAL CHARACTERISTICS

(Mn,Fe)2O3

manganese iron oxide mineral



PHYSICAL CHARACTERISTICS

Main color

black

Color of streak

black

Luster

metallic

Hardness

6.0 to 6.5

Density

4.95 to 5.00

Cleavage

none

Fracture

uneven



OPTICAL PROPERTIES

Transparency

opaque

Refractive index

0.000 - 0.000

Double refraction

0.000

refractive index illegible, zero birefringence, isotropic

visible double refraction

No

Dispersion

-

Pleochroism

absent

Number of colors

1

Fluorescence

none



CRYSTALS PROPERTIES

cubic with truncations

crystals system

cubic



OTHER INFORMATIONS

Exploited
sites

It is also found in the mine Chocaya in Bolivia, in the Kalahari in South Africa, China (Jiangxi, Manchuria), Germany, Sweden, Wales, and on the east coast of the United States.

use in jewelry

it is cut in facets or cabochon

Historical
healing properties

Close to the magnetite and enstatite, it would have a beneficial action on the digestive system.

Other
Gems

Venez visitez

notre site web

voillot-joaillier.fr

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