Gem Silica

The rarest and most expensive variety in the quartz family is a type of chalecedony known in the trade as gem silica. Colored a vivid greenish-blue by copper, this material is found in the USA, Taiwan and Peru.

How much is gem silica worth? The value of natural gem silica can vary greatly depending on the size and quality of the gemstone. Buying direct from AJS Gems you'll get the best value in the market.

 

Gem Silica - 10.97 carats
# GSC7770NT
16.20 x 17.13 x 6.15 mm
Untreated, Translucent
US $795.00
Sunstone and Gem Silica Set - 10.21 carats
# GMS1601NV
Mixed size, Set
US $698.00
# GSC7942RU
10.60 x 10.60 x 6.95 mm.
Untreated, Translucent
US $698.00
Gem Silica - 10.46 carats
# GSC5247NT
19.45 x 13.90 x 6.40 mm
Untreated, Translucent
US $685.00
Gem Silica - 7.50 carats
# GSC8749NT
Set
Untreated, Translucent
US $675.00
Gem Silica - 6.65 carats
# GSC7917NT
Set
Untreated, Translucent
US $650.00
Gem Silica - 18.97 carats
# GSC7771NV
21.22 x 13.91 x 6.43 mm
Untreated, Translucent
US $540.00
# GSC9668SS
Mixed, Set
Untreated, Translucent
US $485.00
Gem Silica - 2.62 carats
# GSC8727SP
12.93 x 10.49 x 2.87 mm
Untreated, Translucent
US $472.00
# GSC6661JS
13.41 x 13.18 x 6.92 mm
Untreated, Translucent
US $448.00
Gem Silica - 6.72 carats
# GSC3539NT
15.03 x 12.79 x 5.48 mm
Untreated, Translucent
US $439.00
Gem Silica - 13.63 carats
# GSC4605SR
21.30 x 14.02 x 7.44 mm
Untreated, Translucent
US $425.00
# GSC6156SS
Mixed, Lot
Untreated, Translucent
US $385.00
Gem Silica - 11.83 carats
# GSC8549RK
19.15 x 14.33 x 7.23 mm
Untreated, Translucent
US $352.00
Gem Silica - 5.05 carats
# GSC6134RU
15.63 x 10.05 x 5.70 mm
Untreated, Semi Translucent
US $299.00
# GSC5824JS
Mixed, Lot
US $299.00
Gem Silica - 7.45 carats
# GSC6865NT
13.70 x 9.45 x 7.51 mm
Untreated, Translucent
US $298.00
# GSC8813BL
19.40 x 7.64 x 3.81 mm
Untreated, Translucent
US $298.00
Gem Silica - 13.21 carats
# GSC3545OR
17.33 x 17.33 x 7.37 mm
Untreated, Translucent
US $295.00
# GSC8709SS
12.46 x 8.99 x 4.71 mm
Untreated, Translucent
US $295.00
Gem Silica - 7.72 carats
# GSC0326RK
16.99 x 10.98 x 6.06 mm
Untreated, Translucent
US $292.00

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