Finished Oregon Sunstone
by Bruce Maher at Contraluzopal.com

Oregon Sunstone is a feldspar crystal found in basalt formations. Few places in the world have sunstone that contain copper. This copper causes the many colors that Oregon Sunstone is noted for. Rarely Oregon Sunstone is found to be color change and dichroic or trichroic.
Hardness 6.5 to 7.0 Crystal Structure Triclinic
Refractive Index 1.55 to 1.57 Critical Angle 42°
Specific Gravity 2.70 Best if cut at 43° or higher on pavilion

su-0001t.jpg sunstone SU-00018.15 ct12mm x 23mm$730.00
carved tablet kite. trichroic watermelon yellow, green, red heart - complete. Dust Devil Mine 2002 sunstone




su-0003t.jpg sunstone SU-000316.11 ct
$1,610.00
large prismatic carving in red/green with schiller
su-0004t.jpg sunstone SU-00049.26 ct13mm x 18.8mm$370.00
freeform - modified kite cut in a yellow base suffused with peach schiller. some windowing at center
su-0005t.jpg sunstone SU-00051.37 ct8.3mm x 6.3mm$100.00
a shallow barion emerald cut in pink/green moderate color shift slight color change Trinity/Spectrum Mine, Plush, OR sunstone
su-0006t.jpg sunstone gem SU-00067.75 ct9mm x 15.5mm$425.00
a cornered step cut in pink/peach base with diagonal "feather" of schiller parallel with table high clarity with slight color shift to green

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Copyright © 2006 Contraluzopal.com Bruce StJohn Maher,  g.c.f.r.
Bruce StJohn Maher, Oregon sunstone cutter and glass bead artist. Cutting, lapidary work, faceting, of sunstone.
finished, color change, gemstone, Dust Devil Mines, faceted sun stone, gem, contra luz opal, shiller, cabochon, color, flash