An exquisite 10.5 carat natural Watermelon Tourmaline showcasing a vivid green upper body fading into a delicate champagne pink base. The striated prism structure and gemmy clarity make it a standout addition to any high-grade mineral collection. A rare, naturally terminated beauty from Nigeria.
Watermelon Tourmaline Specimen | 10.5 CT Bicolor Crystal
SPECIMEN
Tourmaline
LUMINESCENCE
N/A
COLOR
Moss Green, Green, Slight Pink WEIGHT
10.5 CT
ORIGIN
Nigeria
Hardness
7.2
GRADE
Slight Inclusions
CHEMICAL FORMULA
Na(Li,Al)₃Al₆(BO₃)₃Si₆O₁₈(OH)₄
LUSTER
Vitreous
DIAPHANEITY
Transparent to Translucent
REFRACTIVE INDEX
1.66
TREATMENT
Natural Untreated