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Alexandrite

Tsarstone collectors guide

Strong Color Change Alexandrite Tril 1.95cts.

A well cut stone with a strong and attractive color change and a beautiful daylight color. Looks good under any kind of light.

Strong Color Change Alexandrite Tril 1.95cts.
Natural Alexandrite Trillion 1.95 cts Natural Alexandrite Trillion 1.95 cts

Grade Score 8 / 10

Color
Good (3/5)
Cut
Exceptional (5/5)
Carat
Large (4/5)
Clarity
Exceptional (5/5)
Rarity
Rare (4/5)

Price information

Availability information

Detail identification and grading report
Identification
Type: Natural
Species: Chrysoberyl
Variety: Alexandrite
Origin: Deobhog area, Raipur, Chhattisgarh, India
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: rP 5/3 (medium reddish purple)
Phenomena: Pleochroism Change of color (Alexandrite effect) Strong
Color phenomena: vstbG 6/4 (medium dark very strongly bluish green)
Clarity
Clarity type: Slightly included (Type I)
Transparency: Transparent
Cut
Shape: Trillion
Cut style: Portuguese
Symmetry: Exceptional
Brilliance: Exceptional
Polish: Exceptional
Size
Width: 7.40 mm
Length: 7.40 mm
Depth: 4.90 mm
Weight: 1.95 cts
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Bibliographic details
Page title Natural Alexandrite Trillion 1.95 cts
Author David Weinberg
Website title Alexandrite Tsarstone Collectors Guide
Date published 03 July 2010 06:07 UTC
Date accessed 02 September 2014 01:41 UTC
Permanent link http://www.alexandrite.net/viewpage.html?id=ALX-001-00078
AMA style
David Weinberg. "Natural Alexandrite Trillion 1.95 cts". In Alexandrite Tsarstone Collectors Guide. July 03, 2010, 06:07 UTC. Available at: http://www.alexandrite.net/viewpage.html?id=ALX-001-00078. Accessed September 02, 2014.
APA style
"Natural Alexandrite Trillion 1.95 cts". (2010, July 03). In Alexandrite Tsarstone Collectors Guide. Retrieved 01:41, September 02, 2014, from http://www.alexandrite.net/viewpage.html?id=ALX-001-00078.
Bluebook style
"Natural Alexandrite Trillion 1.95 cts", http://www.alexandrite.net/viewpage.html?id=ALX-001-00078 (last visited September 02, 2014).
Bluebook: Harvard JOLT style
See Alexandrite Tsarstone Collectors Guide, "Natural Alexandrite Trillion 1.95 cts", http://www.alexandrite.net/viewpage.html?id=ALX-001-00078 (Rare Alexandrite (Chrysoberyl) Trillion 1.95cts from India (Deobhog area)) (as of Sep. 02, 2014, 01:41 GMT).
CBE/CSE style
David Weinberg. "Natural Alexandrite Trillion 1.95 cts". In Alexandrite Tsarstone Collectors Guide. 2010 Jul 03, 06:07 UTC.[Internet], Alexandrite Tsarstone Collectors Guide; 2010 Jul 03, 06:07 UTC [cited 2014 Sep 02]. Available from: http://www.alexandrite.net/viewpage.html?id=ALX-001-00078.
Chicago style
David Weinberg, "Natural Alexandrite Trillion 1.95 cts", http://www.alexandrite.net/viewpage.html?id=ALX-001-00078, (accessed September 02, 2014).
MLA style
"Natural Alexandrite Trillion 1.95 cts". Alexandrite Tsarstone Collectors Guide. 03 Jul 2010, 06:07 UTC. 02 Sep 2014 http://www.alexandrite.net/viewpage.html?id=ALX-001-00078
MHRA style
David Weinberg, "Natural Alexandrite Trillion 1.95 cts", Alexandrite Tsarstone Collectors Guide, 03 July 2010, 06:07 UTC, http://www.alexandrite.net/viewpage.html?id=ALX-001-00078 [accessed 02 September 2014].
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