The information contained in this report reflects the result obtained at the time of issue. To the best of our knowledge and ability of the specimen submitted for examination is identified as -
"Natural Tanzanite"
The results obtained are as follows :
Trade Name	Black Star
Weight	4.11ct
Shape and Cut	Oval Cabochon Cut
Dimensions	10.30x8.25x5.15mm
Color	Black
Species	Natural Diopside
Variety
Micro Observation	Metallic Inclusion
Description	Loose Stone