86.75 CTS RARE CITRINE RECTANGULAR STRAND 1 725

NATURAL CITRINE GEMSTONE, HARD TO  FIND RECTANGULAR CUTS IN STRAND. 21 CM LENGTH 25 STONES

HAS HOLE DRILLED

CLARITY: , EYE CLEAN

CITRINE SIZE:  L 13 X 8 X 5   MM  S 8X7X3 MM

SHAPE:  FACETED

TREATMENT: HEAT TREATED

PIECES:  1 STRAND

CITRINE GEMOLOGY INFORMATION:

Citrine gemology
Species: Quartz
Color: Light to dark yellow, gold-brown
Chemical composition: SiO, silicon dioxide
Crystal system: Hexagonal (trigonal), hexagonal prisms with pyramids
Hardness: 7(Mohs scale)
Specific gravity: 2.65
Refractive index: 1.544 - 1.553
Birefringence: +0.009
Optical character:
Color of streak: White
Absorption spectrum: Not diagnostic
Fluorescence: None