Pyroxmangite Value, Price, and Jewelry Information
Pyroxmangite grains are rare, seldom clean enough to facet, and difficult to cut. However, when cut, they are extremely beautiful and rich in color.…
Phosphophyllite Value, Price, and Jewelry Information
Renowned for its delicate blue-green shades, phosphophyllite’s beauty is enhanced by expert cutting. Unfortunately, this gem is quite fragile…
Thaumasite Value, Price, and Jewelry Information
For a long time, rare thaumasite crystals — pale, fragile, and with little to no fire — were interesting primarily as mineral specimens. With…
Augelite Value, Price, and Jewelry Information
Soft and brittle, rare augelites are difficult to cut and unsuitable for wear. Faceted transparent pieces are only found in very complete gem and…
Cassiterite Value, Price, and Jewelry Information
Cassiterite is a durable gemstone with tremendous dispersive fire, especially visible in properly cut pale-colored stones. As the principal…
Ceruleite Value, Price, and Jewelry Information
A little-known gem material of truly exquisite color, sky-blue ceruleite takes a very high polish easily and quickly. However, fine, solid, cuttable…
Sarcolite Value, Price, and Jewelry Information
Sarcolite is an extremely rare mineral. Tiny, colorless to “fleshy pink” gems have been cut only from material from one locality: Mount Vesuvius.…
Sulfur Value, Price, and Jewelry Information
Although sulfur is very abundant, facetable material is not. Sulfur is also enormously difficult to cut and almost impossible to wear, so faceted…
Linda Quinn Jewelry Designs
Award winning jewelry designer working in 14 & 18 karat gold with pearls and gemstones. Designs are bold and classic. Samples can be found on…
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