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1 Carat Topaz Round (6×6 mm)

blue
actual size
1ct Topaz image - Round, Blue
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Ring:
Skin tone:
Ring width: 3.0 mm
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Finger image
Ring on finger
Blue 1ct Topaz on a ring
64 mm
Your settings
Ring
Gold
Skin tone
Light
Ring diameter
16.9 mm
Ring width
3.0 mm
Finger length
64 mm
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Ring diameter: 16.9 mm
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Additional Info

Topaz is a gemstone of many colors. It’s commonly found colorless (white) and then treated to achieve desired colors. Blue Topaz is the most common and popular color variety.

Where to buy?
For Topaz check what Amazon has to offer. You'll usually find quite a selection from many different vendors. Worth a check. For other high quality gemstones (Rubies, Saphhires, Emeralds) and especially Diamonds, I highly recommend JamesAllen.

Gem Details

Name:
Topaz
Mineral Class:
Topaz
Shape:
Round
Chemical Formula:
Al2SiO4(F,OH)2
Crystal Structure:
Orthorhombic
Hardness:
8
Specific Gravity
3.53
Carat weight:
1 ct
Gram weight:
0.2 g (0.0071 ounces)
Points:
100 pts
Length:
6 mm
Width:
6 mm
Average diameter:
6 mm
Est. face-up size:
28.27 mm²
Volume:
56.66 mm³
Length-to-width ratio:
1
Refractive Index:
1.610 - 1.638
Cleavage:
1,3 - basal
Luster:
Vitreous
Birefringence:
0.014
Wearability:
Very good
Care Instructions:
Avoid hard hits or drops
Color:
White Light Red Red Dark Red Orangey Red Light Orange Orange Light Brown Brown Dark Brown Light Yellow Yellow Light Yellowish Green Yellowish Green Dark Yellowish Green Light Green Green Dark Green Light Bluish Green Bluish Green Dark Bluish Green Light Blue Blue Dark Blue Light Violet Violet Dark Violet Light Purple Purple Dark Purple Light Gray Gray
Birthstone:
Topaz is a birthstone for the month of December

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