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Color Changing Star Sapphire
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5
|
156
|
November 1, 2025
|
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White Phantom Amethyste under UV/ Reactive Powellite?
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11
|
471
|
November 1, 2025
|
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Which Precision Abrasives Work Best for Fine Finishing?
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0
|
46
|
October 31, 2025
|
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Mahenge spinel or malaia Mahenge garnet ? how to know?
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2
|
121
|
October 28, 2025
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Best Diamond Drills for Clean Gemstone Drilling
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0
|
52
|
October 27, 2025
|
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Best Precision Saws for Cutting Composite Materials?
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2
|
95
|
October 22, 2025
|
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Photography of gemstones
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53
|
4051
|
October 21, 2025
|
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Identification old necklace
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13
|
385
|
October 21, 2025
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Removing scratches from a gemstone?
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9
|
1783
|
October 21, 2025
|
|
Correct way to get Specific Gravity
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8
|
604
|
October 21, 2025
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Vessonite garnet
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|
2
|
156
|
October 19, 2025
|
|
Tell me what u see?
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|
8
|
321
|
October 19, 2025
|
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Best Polishing Pads for Metallography - What’s Your Go-To?
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1
|
48
|
October 17, 2025
|
|
Diamond Wheel or Boron Nitride (CBN) - Which Performs Better?
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|
0
|
26
|
October 15, 2025
|
|
Safe place to get a rough gemstone tested
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|
23
|
941
|
October 14, 2025
|
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What is this material?
|
|
10
|
633
|
October 10, 2025
|
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I have this rough iolite
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2
|
61
|
October 10, 2025
|
|
What’s the best diamond drill for gemstones?
|
|
9
|
119
|
October 10, 2025
|
|
Anyone using ultra-thin diamond blades for gem cutting?
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4
|
125
|
October 10, 2025
|
|
Why would anyone spend all the time to facet such small gems?
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|
1
|
138
|
October 4, 2025
|
|
Crabtree Emeralds
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|
7
|
1131
|
October 3, 2025
|
|
Montana Sapphires
|
|
4
|
648
|
October 3, 2025
|
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Recutting Diamonds and colored stones
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|
3
|
165
|
October 3, 2025
|
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The most beautiful specimens
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|
20
|
913
|
September 27, 2025
|
|
Looking for a cutter to recut gemstones in the US
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|
6
|
173
|
September 18, 2025
|
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Which diamond blade gives the smoothest cut on gemstones?
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|
0
|
66
|
September 16, 2025
|
|
What went wrong in polishing?
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|
2
|
229
|
September 15, 2025
|
|
I can't believe what the IGS did
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|
23
|
1383
|
September 14, 2025
|
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Identifying help needed please (Gem Family)
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|
6
|
174
|
September 13, 2025
|
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Help to Identify Pendant Stone
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|
1
|
48
|
September 10, 2025
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