Colorado Gem & Mineral Co. - Rocks for the Rest of Us

Four Peaks Mine, Maricopa Cnty, Arizona USA

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Amethyst
L: 30.00mm
W: 17.00mm
H: 0.00mm
Weight: 34.22ct
Bright cushion with excellent step cut top and bottom. Medium color, flawless except for a few sl..
$410.00
Amethyst
L: 0.00mm
W: 0.00mm
H: 0.00mm
Weight: 0.00ct
Octagon with crystal clear deep  purple with reddish flashes, clean to the eye, some color g..
$281.00
Amethyst
L: 12.50mm
W: 7.50mm
H: 0.00mm
Weight: 4.43ct
Four Peaks Mine, Maricopa County, Arizona USA, Best color, eye clean octagon, zoning along length..
$110.00
Amethyst
L: 17.00mm
W: 13.00mm
H: 0.00mm
Weight: 11.87ct
Step cut octagon with medium color, bright stone, clean to the eye, a great Four Peaks Amethyst.&..
$356.00
Amethyst
L: 11.80mm
W: 0.00mm
H: 0.00mm
Weight: 5.68ct
Flawless trillion, excellent color.  Cut from our huge stock of Four Peaks rough mined in th..
$255.00
Amethyst
L: 17.00mm
W: 11.00mm
H: 0.00mm
Weight: 12.66ct
Four Peaks Mine, Maricopa Cnty., Arizona, USA, Best red violet color step cut octagon, one two ph..
$380.00
Amethyst
L: 24.00mm
W: 14.00mm
H: 0.00mm
Weight: 0.00ct
Step cut baguette with reddish violet color, some zoning but this is like a little neon sign.&nbs..
$287.00
Amethyst
L: 17.00mm
W: 10.50mm
H: 0.00mm
Weight: 10.45ct
Bright elongated step cut octagon with great reddish purple color, clean to the eye,  a few ..
$418.00
Amethyst
L: 20.00mm
W: 14.00mm
H: 0.00mm
Weight: 14.38ct
Bright triangle cushion, excellent cut. Clean to the eye, small faint veils, otherwise flawless. ..
$285.00
Amethyst
L: 13.00mm
W: 13.00mm
H: 0.00mm
Weight: 8.57ct
Bright trillion, well cut, almost strawberry color, lots of microscopic two phase inclusions (bub..
$170.40
Amethyst
L: 19.00mm
W: 18.00mm
H: 0.00mm
Weight: 17.70ct
Well cut heart, bright and clean to the eye, minor veils under 10x, 17.70 carats $15/ct ..
$265.00
Amethyst
L: 24.00mm
W: 18.00mm
H: 0.00mm
Weight: 37.18ct
Perfectly cut cushion, 37.18 carats, excellent color, with very faint veil. $25/ct Very rare size..
$930.00
Amethyst
L: 17.00mm
W: 8.00mm
H: 0.00mm
Weight: 4.76ct
Siberian color elongated emerald cut, with darker zone in center.  Bright stone. 4.76 carats..
$119.00
Amethyst
L: 15.00mm
W: 9.00mm
H: 7.20mm
Weight: 7.09ct
Flawless deep reddish purple octagon, excellent step cut.  A premium Four Peaks gem with Sib..
$319.00
Amethyst
L: 23.00mm
W: 18.00mm
H: 0.00mm
Weight: 25.17ct
Bright drop shape Four Peaks Amethyst, clean to the eye, one very faint veil. Some zoning but sto..
$375.00
Amethyst
L: 17.50mm
W: 12.50mm
H: 0.00mm
Weight: 15.13ct
Siberian color triangle cushion, brilliant cut, very slight veils when backlit, but clean to the ..
$529.00
Amethyst
L: 13.00mm
W: 11.00mm
H: 0.00mm
Weight: 5.96ct
Siberian color octagon from Four Peaks, Arizona.  eye clean except for very slight veil, 5.9..
$238.00
Amethyst
L: 15.00mm
W: 13.00mm
H: 0.00mm
Weight: 8.66ct
Step cut octagon (emerald cut) clean to the eye, microscopic two phase inclusions( liquid). ..
$390.00
Amethyst
L: 15.00mm
W: 11.00mm
H: 0.00mm
Weight: 10.24ct
Finest color Four Peaks Amethyst.  Siberian color.  Eye clean, two phase inclusions und..
$460.00
Amethyst
L: 11.00mm
W: 0.00mm
H: 0.00mm
Weight: 5.47ct
Medium light cushion, clean to the eye, microscoic liquid inclusions (prove natural origin) brigh..
$98.00
Amethyst
L: 18.00mm
W: 14.00mm
H: 0.00mm
Weight: 14.51ct
Bright cushion, eye clean 14.51ct, $20/ct  Four Peaks, Arizona Amethyst is extremely difficu..
$290.00
Amethyst
L: 3.00in
W: 2.50in
H: 2.00in
Weight: 0.00
Very fine specimen of 2 gemmy amethyst in altered quartzite matrix. Crystal has rare c-face and even..
$275.00
Amethyst
L: 10.00mm
W: 0.00mm
H: 0.00mm
Weight: 3.73ct
Siberian color Asscher cut Four Peaks, clean to the eye, microscopic 2-phase inclusions (faint ve..
$168.00
Amethyst
L: 20.00mm
W: 16.00mm
H: 0.00mm
Weight: 19.30ct
Four Peaks, Maricopa County, Arizona, Very fine cushion, 19.30 carats, slight veils but very live..
$482.00
Amethyst
L: 11.00mm
W: 9.00mm
H: 0.00mm
Weight: 3.75ct
Four Peaks Mine, Maricopa County, Arizona USA 3.75ct Four Peaks Amethyst with deep Siberian col..
$265.00
Amethyst
L: 12.00mm
W: 0.00mm
H: 0.00mm
Weight: 7.86ct
Bright medium puirple Asscher cut Four Peaks Amethyst, faint veil, excellent cut 7.86 ct $20/ct&n..
$157.00
Amethyst
L: 13.50mm
W: 11.50mm
H: 0.00mm
Weight: 7.00ct
Siberian color triangle cushion, tiny veil on bottom, not visible to the eye, 7.00 carats 40/ct. ..
$280.00
Amethyst
L: 13.00mm
W: 10.00mm
H: 0.00mm
Weight: 6.35ct
Siberian color octagon set in 14Kt gold, clean to the eye (tiny inclusions under 10x), finest col..
$525.00
Amethyst
L: 10.00mm
W: 0.00mm
H: 0.00mm
Weight: 4.09ct
Beveled triangle, very well cut, medium color, excellent Four Peaks gem. flawless. 4.09 ct $40/ct..
$163.00
Amethyst in 14kt Gold
L: 10.00mm
W: 0.00mm
H: 0.00mm
Weight: 3.03ct
Very fine 10mm round cut to perfection in a Stuller solid 14kt gold cage pendant. Stone weighs 3...
$275.00
Amethyst with Quartz overgrowths
L: 4.00in
W: 2.00in
H: 1.75in
Weight: 0.00
Unusual elongated compound crystal with dramatic inclusions. Mined over 40 years ago. Doubly termin..
$45.00
Hooded" Quartz/Amethyst"
L: 2.00in
W: 5.00in
H: 1.00in
Weight: 0.00
Doubly terminated amethyst remnant with clear quartz overgrowth. Has some minor spalls...
$30.00
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