Red Beryl (Bixbite)

Big Photo

Utah, USA
2.74 carats
© Palagems

Red beryl - bixbite (also known as "red emerald", "scarlet emerald") is a red variety of Beryl. It was named after the mineralogist Maynard Bixby.

The colour is predominantly red of various tints: strawberry, bright ruby, cherry, and sometimes orange. The colour is stable up to 1000°C.

The crystals are often small, average weight of cut material is 0.1 to 0.4 carats, but may reach several carats.

Red Beryl Gemstones by Colour

This table shows the variety of hues this gemstone can be found in. Click on a photo for more information.
 

Red Beryl Gemstones by Size

This table shows distribution of Red Beryl gemstone sizes that are listed on this site. This can give a good indication as to the general availability of this gemstone in different sizes.
Contributed photos
Lightest:0.60 cts
Heaviest:2.74 cts
Average:1.34 cts
Total photos:6
Do you have a larger Red Beryl? Why not upload a photo?
0.60ct to 0.81ct0.81ct to 1.03ct1.03ct to 1.24ct1.24ct to 1.46ct1.46ct to 1.67ct1.67ct to 1.88ct1.88ct to 2.10ct2.10ct to 2.31ct2.31ct to 2.53ct2.53ct to 2.74ct
General Information
A variety or type of:Beryl
Other Names/Trade Names:
Photos of natural/un-cut material from mindat.org
Physical Properties of Red Beryl
Mohs Hardness7.5 to 8
Herve Nicolas Lazzarelli, Blue Chart Gem Identification (2010)
Specific Gravity2.63 to 2.72
Herve Nicolas Lazzarelli, Blue Chart Gem Identification (2010)
Optical Properties of Red Beryl
Refractive Index1.560 to 1.576
Herve Nicolas Lazzarelli, Blue Chart Gem Identification (2010)
More from other references
Optical CharacterUniaxial/-
Herve Nicolas Lazzarelli, Blue Chart Gem Identification (2010)
Birefringence0.005 to 0.009
Herve Nicolas Lazzarelli, Blue Chart Gem Identification (2010)
More from other references
Colour
Colour (General)Red, violet-red
Ulrich Henn and Claudio C. Milisenda, Gemmological Tables (2004)
More from other references
Causes of ColourRed, Mn3+ in octahedral coordination.
W. William Hanneman, Pragmatic Spectroscopy For Gemologists (2011)
Fluorescence & other light emissions
Fluorescence (General)Inert
Herve Nicolas Lazzarelli, Blue Chart Gem Identification (2010)
Crystallography of Red Beryl
Crystal SystemHexagonal
Herve Nicolas Lazzarelli, Blue Chart Gem Identification (2010)
HabitPrismatic to thick-tabular crystals, less than 1 cm and rarely 2 cm or more in length.
E.Ya. Kievlenko, Geology of gems (2003)
Inclusions in Red Beryl
Solid inclusions are quartz, potash feldspar (adularia), bixbyite and hematite. - Aurisicchio, 1990.
"Fingerprints" made by numerous fluid inclusions - Blue Chart Gem Identification, Herve Nicolas Lazzarelli, 2010, p 6
Further Information
Mineral information:Red Beryl information at mindat.org
Significant Gem Localities
USA
 
  • New Mexico
    • Sierra Co.
      • Paramount Canyon
http://www.agmc.info/nm_mineral_locations.htm#Paramount%20Canyon,%20Sierra%20Co.,%20New%20Mexico
      • Taylor Creek Tin District (Black Range Tin District)
Northrup, Minerals of New Mexico, 3rd Rev. Ed., 1996
  • Utah
    • Beaver Co.
      • Wah Wah Mts
L. Ream (1979) Famous Mineral Localities: The Thomas Range, Wah Wah Mountains, and Vicinity, Western Utah. Mineralogical Record 10:261-278; Van King
    • Juab Co.
      • Thomas Range
Am Min 19:82-88; Bowling, R. (2011) Topaz from Utsh's Maynard Mine Extra Lapis English 14:22-25
Van King
Christian Bracke Collection
        • Topaz Mountain
J. Holfert, W. Mroch, J. Fuller (1996) A Field Guide to Topaz and Associated Minerals of the Thomas Range, Utah (Topaz Mountain) Vol I HM Publishing 103pp
A Field Guide to Topaz and Associated Minerals of the Thomas Range, Utah- John Holfert et al, 1996
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