|
Grandidiarite
|
|
4
|
101
|
November 19, 2025
|
|
Rough alexandrite?
|
|
21
|
745
|
November 19, 2025
|
|
Technical Insights on Diamond Separation Blades
|
|
0
|
45
|
November 19, 2025
|
|
Heavy Duty Diamond Drill Bits for Tough Stones
|
|
2
|
52
|
November 19, 2025
|
|
Natural sapphire or syntetic?
|
|
41
|
1201
|
November 19, 2025
|
|
Emerald Colours
|
|
14
|
746
|
November 17, 2025
|
|
Of this was imperial jadeite what would the value of it be?
|
|
32
|
2012
|
November 14, 2025
|
|
Best Diamond Cutting Wheel for Germanium?
|
|
1
|
71
|
November 13, 2025
|
|
Any Recommendations for Diamond Carving Points?
|
|
0
|
36
|
November 6, 2025
|
|
Recommended Metallography Supplies for Better Sample Prep?
|
|
0
|
32
|
November 4, 2025
|
|
sapphire with inclusions of mic
|
|
81
|
1424
|
November 3, 2025
|
|
Moldavite…..excellent fake?
|
|
4
|
106
|
November 2, 2025
|
|
Promoting Gemstones as a Global Safe Investment
|
|
21
|
454
|
November 2, 2025
|
|
Pegmatite sample
|
|
2
|
53
|
November 2, 2025
|
|
Color Changing Star Sapphire
|
|
5
|
172
|
November 1, 2025
|
|
White Phantom Amethyste under UV/ Reactive Powellite?
|
|
11
|
526
|
November 1, 2025
|
|
Which Precision Abrasives Work Best for Fine Finishing?
|
|
0
|
51
|
October 31, 2025
|
|
Mahenge spinel or malaia Mahenge garnet ? how to know?
|
|
2
|
145
|
October 28, 2025
|
|
Best Diamond Drills for Clean Gemstone Drilling
|
|
0
|
57
|
October 27, 2025
|
|
Best Precision Saws for Cutting Composite Materials?
|
|
2
|
103
|
October 22, 2025
|
|
Photography of gemstones
|
|
53
|
4179
|
October 21, 2025
|
|
Identification old necklace
|
|
13
|
413
|
October 21, 2025
|
|
Removing scratches from a gemstone?
|
|
9
|
1838
|
October 21, 2025
|
|
Correct way to get Specific Gravity
|
|
8
|
670
|
October 21, 2025
|
|
Vessonite garnet
|
|
2
|
162
|
October 19, 2025
|
|
Tell me what u see?
|
|
8
|
362
|
October 19, 2025
|
|
Best Polishing Pads for Metallography - What’s Your Go-To?
|
|
1
|
57
|
October 17, 2025
|
|
Diamond Wheel or Boron Nitride (CBN) - Which Performs Better?
|
|
0
|
29
|
October 15, 2025
|
|
Safe place to get a rough gemstone tested
|
|
23
|
980
|
October 14, 2025
|
|
What is this material?
|
|
10
|
650
|
October 10, 2025
|