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Natural sapphire or syntetic?
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|
41
|
1466
|
November 19, 2025
|
|
Emerald Colours
|
|
14
|
790
|
November 17, 2025
|
|
Of this was imperial jadeite what would the value of it be?
|
|
32
|
2367
|
November 14, 2025
|
|
Best Diamond Cutting Wheel for Germanium?
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|
1
|
77
|
November 13, 2025
|
|
Any Recommendations for Diamond Carving Points?
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|
0
|
43
|
November 6, 2025
|
|
Recommended Metallography Supplies for Better Sample Prep?
|
|
0
|
33
|
November 4, 2025
|
|
sapphire with inclusions of mic
|
|
81
|
1569
|
November 3, 2025
|
|
Moldavite…..excellent fake?
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|
4
|
171
|
November 2, 2025
|
|
Promoting Gemstones as a Global Safe Investment
|
|
21
|
531
|
November 2, 2025
|
|
Pegmatite sample
|
|
2
|
126
|
November 2, 2025
|
|
Color Changing Star Sapphire
|
|
5
|
219
|
November 1, 2025
|
|
White Phantom Amethyste under UV/ Reactive Powellite?
|
|
11
|
645
|
November 1, 2025
|
|
Which Precision Abrasives Work Best for Fine Finishing?
|
|
0
|
67
|
October 31, 2025
|
|
Mahenge spinel or malaia Mahenge garnet ? how to know?
|
|
2
|
185
|
October 28, 2025
|
|
Best Diamond Drills for Clean Gemstone Drilling
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|
0
|
63
|
October 27, 2025
|
|
Best Precision Saws for Cutting Composite Materials?
|
|
2
|
130
|
October 22, 2025
|
|
Photography of gemstones
|
|
53
|
4476
|
October 21, 2025
|
|
Identification old necklace
|
|
13
|
467
|
October 21, 2025
|
|
Removing scratches from a gemstone?
|
|
9
|
1998
|
October 21, 2025
|
|
Correct way to get Specific Gravity
|
|
8
|
905
|
October 21, 2025
|
|
Vessonite garnet
|
|
2
|
178
|
October 19, 2025
|
|
Tell me what u see?
|
|
8
|
419
|
October 19, 2025
|
|
Best Polishing Pads for Metallography - What’s Your Go-To?
|
|
1
|
84
|
October 17, 2025
|
|
Diamond Wheel or Boron Nitride (CBN) - Which Performs Better?
|
|
0
|
50
|
October 15, 2025
|
|
Safe place to get a rough gemstone tested
|
|
23
|
1072
|
October 14, 2025
|
|
What is this material?
|
|
10
|
694
|
October 10, 2025
|
|
I have this rough iolite
|
|
2
|
107
|
October 10, 2025
|
|
What’s the best diamond drill for gemstones?
|
|
9
|
311
|
October 10, 2025
|
|
Anyone using ultra-thin diamond blades for gem cutting?
|
|
4
|
205
|
October 10, 2025
|
|
Why would anyone spend all the time to facet such small gems?
|
|
1
|
193
|
October 4, 2025
|