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Mineral Specimens with Quartz
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4.3 x 4.0 x 3.0 cm. Two sprays of lustrous, greenish-yellow millerite needles to 1.4 cm are aesthetically set in a vug lined with yellow siderite discs and quartz in this showy piece from a classic Welsh locality - the Coed-Ely Coal Mine. Excellent and showy material from the George Elling Collection.
11.5 x 6.5 x 4.8 cm. Paraiba tourmaline is the RAREST and MOST DESIRABLE tourmaline varietal in the world. The UNIQUE blue color in this elbaite is caused by copper and comes only from the Batalha Mine in Paraiba. This colorful CABINET specimen features a HUGE, 5.5 cm, lustrous, peacock-blue tourmaline crystal aesthetically attached to the side of a milky quartz cleavage. The termination is contacted, not damaged, per se. It is opaque and rough, but still, is what it is.
10.8 x 1.5 x 6.0 cm. A very showy cluster of lustrous, striated schorl crystals aesthetically attached to the side of this SIGNIFICANT CABINET combination specimen from an UNCOMMON San Diego County pegmatite - Naylor Rock near Pala. A large, lustrous and terminated smoky quartz crystal is set in bladed cleavelandite along with a large, partial microcline crystal. The smoky and microcline are contacted, but this remains a highly representative combo piece from a famous mine. Naylor Rock is any OLD term (used by Kunz in 1905!) and is actually part of the Vanderberg dike workings. Ex. Chuck Houser Collection.
7.0 x 6.0 x 4.2 cm. A rich and showy gold ore specimen from Ouray, Colorado. Bright, microcrystalline gold is set on gray and milky quartz. The gold and quartz are sandwiched between two veins of splendent galena, making an excellent piece. Ex. George Elling Collection.
8.6 x 6.4 x 2.9 cm. A CLASSIC, OLD-TIME and very showy plate of lustrous, red crocoite blades richly dispersed on quartz-covered matrix from the Type Locality - Berezovsk, Urals, Russia. This is SUPERB, old material, with the scattered bit of bruising certainly not a detraction. VERY SELDOM available in this quality. Ex. George Elling Collection.
4.3 x 3.7 x 3.4 cm. A really cute and showy two-sided specimen of highly lustrous sprays of olive-green epidote with water-clear quartz needles projecting out of the bottom of the epidote. This fine piece is essentially a floater and the one broken epidote spray is barely noticeable and is certainly not a detraction. From a recent small find in Baluchistan, Pakistan.
8.4 x 7.3 x 5.0 cm. A KILLER, OLD-TIME specimen from the famous Reynolds Mine of Massachusetts. Two, large, waxy aquamarine crystals to 7.3 cm are nicely set akimbo in a glassy, smoky quartz cleavage. This is a SIGNIFICANT Massachusetts aqua specimen, which is not diminished by the fact, that the terminations are broken. Obviously from an OLD collection. Ex. George Elling Collection.
3.8 x 2.3 x 1.3 cm. A thumber that amply demonstrates why these New York quartzes are called "Herkimer Diamonds". They are just so stunningly limpid and fine, like quartz from very few other localities in the world. One of the crystals in this cluster in particular is truly like a perfect jewel. Most of these are repaired, and this may well be, though it is considered acceptable in the case.
12.7 x 3.6 x 3.4 cm. This is a large, complete, naturally-etched crystal of ametrine from Bolivia. These crystals take on this weird form from etching by corrosive solutions in the pockets. This one has only hints of the yellowish citrine shade of quartz. The exterior is silky, and you can see through small "windows" how the interior is clear as glass.
5.4 x 2.6 x 2.2 cm. The quartzes from Brandberg are justly famous for the glassy luster, super clarity and beautiful blushes of internal color. This one has a subtle, chevron-shaped purple phantom inside, with surrounding smoky hints.
11.9 x 8.8 x 5.4 cm. A large, beautiful specimen of Thunder Bay amethyst, which is so distinctive that you know what it is a mile away - due to the rich inclusions of rusty-red hematite that gives it this wonderful color. You can see the very dark purple of the amethyst around the bottom of the crystals. These are BIG crystals, with the typical glassy luster.
Sharp,lustrous, isolated schorl crystals of this rare habit,perched starkly on crysatllized quartz matrix! 8.0 x 7.0 x 6.8 cm
A stunning, 3-dimensional, ball of beautiful and lustrous schorl crystals perched like an imporbable stack of cards upon a small pedestal of crystallized smoky quartz! VERY unusual for the quality and aesthetics! This is one of my favorites of the many schorls here. 11.2 x 9.6 x 8.6 cm
Brilliantly spessartine-orange garnets from the famous early 1980s find at Marienfluss! Almost all were found loose and although this isn't the gemmiest of them, its on matrix...something almost unhear dof for the find! This locality is long sinc edefunct. 3.8 x 3.0 x 2.1 cm
23.7 x 19.1 x 8.4 cm. This big, dazzling specimen is a concave cast of quartz that was on some sort of underlying matrix, which crystallized all over its surface in these bursts and blooms of purple-tipped crystals in parallel growth. The entire surface of this very large specimen is covered with crystals!
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Rob Lavinsky, rob@irocks.com
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