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Alexandrite

Tsarstone collectors guide

Nice Change Natural Alexandrite Oval 6.36cts.

A beautiful well cut stone with excellent clarity and a moderate to strong color change. The earthy colors are ideal for a gent's ring.

Nice Change Natural Alexandrite Oval 6.36cts.
Natural Alexandrite Oval 6.36 cts Natural Alexandrite Oval 6.36 cts

Grade Score 8 / 10

Color
Fair (2/5)
Cut
Good (3/5)
Carat
Very large (5/5)
Clarity
Exceptional (5/5)
Rarity
Extremely rare (5/5)

Price information

Availability information

Detail identification and grading report
Identification
Type: Natural
Species: Chrysoberyl
Variety: Alexandrite
Origin: Tunduru, Ruvuma, Ruvuma Region, Tanzania
Hardness: 8.5
Density: 3.75
RI-1: 1.741
RI-2: 1.76
Enhancements
Variety of work: Faceted
Designation: A (Not currently known to be enhanced)
Color
Color light source: Cool daylight
Color description: G*5/2 (medium green)
Phenomena: Change of color (Alexandrite effect) Pleochroism Strong
Color phenomena: oR 4/3 (medium light orangy red)
Clarity
Clarity type: Eye clean (Type I)
Transparency: Transparent
Cut
Shape: Oval
Cut style: Step
Symmetry: Good
Brilliance: Exceptional
Polish: Exceptional
Size
Width: 8.50 mm
Length: 13.20 mm
Depth: 6.50 mm
Weight: 6.36 cts
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Bibliographic details
Page title Natural Alexandrite Oval 6.36 cts
Author David Weinberg
Website title Alexandrite Tsarstone Collectors Guide
Date published 03 July 2010 05:06 UTC
Date accessed 20 December 2014 04:24 UTC
Permanent link http://www.alexandrite.net/viewpage.html?id=ALX-001-00013
AMA style
David Weinberg. "Natural Alexandrite Oval 6.36 cts". In Alexandrite Tsarstone Collectors Guide. July 03, 2010, 05:06 UTC. Available at: http://www.alexandrite.net/viewpage.html?id=ALX-001-00013. Accessed December 20, 2014.
APA style
"Natural Alexandrite Oval 6.36 cts". (2010, July 03). In Alexandrite Tsarstone Collectors Guide. Retrieved 04:24, December 20, 2014, from http://www.alexandrite.net/viewpage.html?id=ALX-001-00013.
Bluebook style
"Natural Alexandrite Oval 6.36 cts", http://www.alexandrite.net/viewpage.html?id=ALX-001-00013 (last visited December 20, 2014).
Bluebook: Harvard JOLT style
See Alexandrite Tsarstone Collectors Guide, "Natural Alexandrite Oval 6.36 cts", http://www.alexandrite.net/viewpage.html?id=ALX-001-00013 (Extremely rare Alexandrite (Chrysoberyl) Oval 6.36cts from Tanzania (Tunduru)) (as of Dec. 20, 2014, 04:24 GMT).
CBE/CSE style
David Weinberg. "Natural Alexandrite Oval 6.36 cts". In Alexandrite Tsarstone Collectors Guide. 2010 Jul 03, 05:06 UTC.[Internet], Alexandrite Tsarstone Collectors Guide; 2010 Jul 03, 05:06 UTC [cited 2014 Dec 20]. Available from: http://www.alexandrite.net/viewpage.html?id=ALX-001-00013.
Chicago style
David Weinberg, "Natural Alexandrite Oval 6.36 cts", http://www.alexandrite.net/viewpage.html?id=ALX-001-00013, (accessed December 20, 2014).
MLA style
"Natural Alexandrite Oval 6.36 cts". Alexandrite Tsarstone Collectors Guide. 03 Jul 2010, 05:06 UTC. 20 Dec 2014 http://www.alexandrite.net/viewpage.html?id=ALX-001-00013
MHRA style
David Weinberg, "Natural Alexandrite Oval 6.36 cts", Alexandrite Tsarstone Collectors Guide, 03 July 2010, 05:06 UTC, http://www.alexandrite.net/viewpage.html?id=ALX-001-00013 [accessed 20 December 2014].
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