Facet Rough & Crystals – Page 4 – Gems Of Science

Welcome to GEMS OF SCIENCE™, a Turtle's Hoard of jewelry, facet rough, and gems made from exotic labmade crystals!

Pure Er:YAG Rough, Erbium Color-Change Garnet

Pure Er:YAG Rough, Erbium Color-Change Garnet

Regular price From $55.00 USD

Regular price Sale price From $55.00 USD
Soviet Amethyst Cut Gemstones

Soviet Amethyst Cut Gemstones

Regular price From $12.00 USD

Regular price Sale price From $12.00 USD
Weird Yb:YAG Garnet Facet Rough, Experiment Gone Wrong

Weird Yb:YAG Garnet Facet Rough, Experiment Gone Wrong

Regular price From $15.00 USD

Regular price Sale price From $15.00 USD
Silicon Specimen Pieces

Silicon Specimen Pieces

Regular price From $11.00 USD

Regular price Sale price From $11.00 USD
Ce/Nd YAG Cone Rough, Jumbo Gem Preforms

Ce/Nd YAG Cone Rough, Jumbo Gem Preforms

Regular price From $65.00 USD

Regular price Sale price From $65.00 USD
Individual Facet Rough Pieces for the USFG Single Stone Contest

Individual Facet Rough Pieces for the USFG Single Stone Contest

Regular price From $41.00 USD

Regular price Sale price From $41.00 USD
Strontium Titanate Rough (Fabulite)

Strontium Titanate Rough (Fabulite)

Regular price From $50.00 USD

Regular price Sale price From $50.00 USD
Green Spinel, Djeva Manganese Spinel with Green Fluorescence

Green Spinel, Djeva Manganese Spinel with Green Fluorescence

Regular price From $9.00 USD

Regular price Sale price From $9.00 USD
Yellow Spinel, Djeva Magnanese Spinel with Green Fluorescence

Yellow Spinel, Djeva Magnanese Spinel with Green Fluorescence

Regular price From $21.00 USD

Regular price Sale price From $21.00 USD
Honey Rutile Facet Rough

Honey Rutile Facet Rough

Regular price From $12.00 USD

Regular price Sale price From $12.00 USD