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Conflict Free Stones
Back
Conflict Free Stones
GEM
HARDNESS
ABSOLUTE HARDNESS
Diamond
10
1600
LustouR
9.5
800
Moissanite
9
400
Ruby
9
400
Sapphire
9
400
Cubic Zirconia
8.5
300
Alexandrite
8.5
300
Topaz
8
200
Spinel
8
200
Emerald
8
200
Aquamarine
8
200
Morganite
7.5
150
Tourmaline
7.0 - 7.5
100 - 150
Iolite
7.0 - 7.5
100 - 150
Amethyst
7
100
Smoky Quartz
7
100
Quartz
7
100
Ametrine
7
100
Kunzite
7
100
Citrine
7
100
Aventurine
7
100
Zircon
6.5 - 7.5
86 - 150
Garnet
6.5 - 7.5
86 - 150
Tanzanite
6.5 - 7.0
86 - 100
Peridot
6.5 - 7.0
86 - 100
Agate
6.5 - 7.0
86 - 100
Onyx
6.5 - 7.0
86 - 100
Chalcedony
6.5 - 7.0
86 - 100
Moonstone
6.0 - 6.5
72 - 86
Fire Opal
5.5 - 6.5
60 - 86
Opal
5.5 - 6.5
60 - 86
Pocket Knife
5.5
60
Turquoise
5.0 - 6.0
48 - 72
Tooth
5
48
Glass
4
21
Malachite
3.5 - 4.0
15 - 21
Coral
3.0 - 4.0
9 - 21
Penny
3.5
15
Pearl
2.5 - 4.0
6 - 21
Fingernail
2.2 - 2.5
4 - 6
Amber
2.0 - 2.5
3 - 6
Pencil Lead
1
1
METAL
HARDNESS
ABSOLUTE HARDNESS
Tungsten Carbide
9
400
Vitalium
9
400
Ceramic
9
400
Stainless Steel
7.0 - 8.0
100 - 200
Rhodium
6
72
Titanium
6
72
Paladium
5
48
Zirconium
5
48
Cobalt
5
48
Serinium
5
48
Steel
4.0 - 4.5
21 - 34.5
Platinum
4.0 - 4.5
21 - 34.5
Iron
4
21
10K Gold
4
21
14K Gold
3.0-4.0
9 - 21
Brass
3
9
18K Gold
2.75
7.5
Silver
2.5 - 3.0
6 - 9
24K Gold
2.5
6
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Contact Us
6100 O Street, Suite 274,
Lincoln, NE-68505
(402) 937-7295
office@lovettejewelers.com
Store Hours:
Mon - Sat : 11:00 am - 8:00 pm
Sun : 12:00 pm - 6:00 pm