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Recommended Metallography Supplies for Better Sample Prep?
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0
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31
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November 4, 2025
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sapphire with inclusions of mic
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81
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1376
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November 3, 2025
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Moldavite…..excellent fake?
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4
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87
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November 2, 2025
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Promoting Gemstones as a Global Safe Investment
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21
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415
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November 2, 2025
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Pegmatite sample
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2
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51
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November 2, 2025
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Color Changing Star Sapphire
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5
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163
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November 1, 2025
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White Phantom Amethyste under UV/ Reactive Powellite?
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11
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496
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November 1, 2025
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Which Precision Abrasives Work Best for Fine Finishing?
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0
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47
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October 31, 2025
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Mahenge spinel or malaia Mahenge garnet ? how to know?
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2
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129
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October 28, 2025
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Best Diamond Drills for Clean Gemstone Drilling
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0
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53
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October 27, 2025
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Best Precision Saws for Cutting Composite Materials?
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2
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98
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October 22, 2025
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Photography of gemstones
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53
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4099
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October 21, 2025
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Identification old necklace
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13
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399
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October 21, 2025
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Removing scratches from a gemstone?
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9
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1807
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October 21, 2025
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Correct way to get Specific Gravity
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8
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624
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October 21, 2025
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Vessonite garnet
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2
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158
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October 19, 2025
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Tell me what u see?
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8
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330
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October 19, 2025
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Best Polishing Pads for Metallography - What’s Your Go-To?
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1
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53
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October 17, 2025
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Diamond Wheel or Boron Nitride (CBN) - Which Performs Better?
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0
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27
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October 15, 2025
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Safe place to get a rough gemstone tested
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23
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949
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October 14, 2025
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What is this material?
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10
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640
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October 10, 2025
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I have this rough iolite
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2
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67
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October 10, 2025
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What’s the best diamond drill for gemstones?
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9
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133
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October 10, 2025
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Anyone using ultra-thin diamond blades for gem cutting?
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4
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135
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October 10, 2025
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Why would anyone spend all the time to facet such small gems?
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1
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145
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October 4, 2025
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Crabtree Emeralds
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7
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1135
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October 3, 2025
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Montana Sapphires
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4
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652
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October 3, 2025
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Recutting Diamonds and colored stones
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3
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173
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October 3, 2025
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The most beautiful specimens
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20
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926
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September 27, 2025
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Looking for a cutter to recut gemstones in the US
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6
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175
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September 18, 2025
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