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Vendor:UnderGround Treasures
Quartz, beta paramorph
This is a very fascinating crystal form of Quartz. It is often referred to as “beta Quartz” having been formed at higher temperatures, creating a perfectly symmetrical bipyramidal hexagon. However, when beta Quartz cools down, it may or may not decrease its symmetry, but...- $325.00
- $325.00
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Vendor:UnderGround Treasures
Quartz with Hematite inclusions
The Quartz crystals are clear to milky white, highly translucent and with a luster so vitreous they appear wet. Along the crystal edges and at the very tip of the terminations there are light inclusions of red Hematite - a nice, subtle contrast. A very...- $180.00
- $180.00
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Vendor:UnderGround Treasures
Fluorite, Yellow Hemisphere on Quartz
This is a superb piece featuring a perfect hemisphere of highly translucent yellow Fluorite in a Quartz lined vug. Even the vug itself is translucent. Amazing contrast, luster and symmetry. There are not many specimens like this around that are this clean and damage...- $350.00
- $350.00
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Vendor:UnderGround Treasures
Quartz var. Herkimer Diamond
Here is a matrix with a centered cavity filled with a colorless, transparent, gemmy and doubly terminated Herkimer diamond. But what makes this a particularly impressive and rare Herkimer is that it is twinned! Great contrast and striking piece - literally a diamond in...- $210.00
- $210.00
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Vendor:UnderGround Treasures
Quartz on Sphalerite
An aesthetic piece of lustrous, transparent, colorless needle Quartz crystal clusters on contrasting black Sphalerite. Also referred to as “porcupine Quartz”, the crystals are elongated and nicely terminated. A beautiful piece in excellent condition. Location: Huaron Mining District, Huayllay District, Pasco Province, Pasco Department, Peru...- $120.00
- $120.00
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Vendor:UnderGround Treasures
Hematite included Quartz with Chalcopyrite, Dolomite
A very large plate of lustrous, Hematite included milky-white Quartz crystals (causing the red tinting near the tips). There is a light “dusting” of pearly Dolomite (creating a “snow” effect) and Chalcopyrite crystals scattered throughout the piece. Extremely aesthetic and in excellent condition. Location: Jiangxi...- $450.00
- $450.00
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Vendor:UnderGround Treasures
Fluorite, Purple with Quartz
A superb, very large specimen hosting numerous stepped cubo-octahedral Fluorite crystals. The Fluorite crystals are a unique blue-purple color, incredibly lustrous and transparent, and perfectly spaced throughout the piece. Then there is a subsequent overgrowth of miniature white-to-colorless Quartz crystals covering the entire matrix...- $900.00
- $900.00
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Vendor:UnderGround Treasures
Chalcedony Needle Stalactites
A fascinating new find out of Nashik, India: A plate of needle-like stalactites of Chalcedony creating a breathtaking visual - it’s surreal, like some kind of miniature set piece with miniature arches (see the pics). This is another one of those “that can’t be...- $600.00
- $600.00
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Vendor:UnderGround Treasures
Quartz
I know, you see Quartz and think to yourself, “big deal.” Well first of all, this is big, like huge. But what really impressed me was the perfection of all five crystal terminations, particularly the main, forward crystal. And all natural, no polishing. Transparent,...- $1,200.00
- $1,200.00
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Vendor:UnderGround Treasures
Yellow Quartz
An impressive, light yellow Quartz cluster from Madagascar. There are over half a dozen crystal terminations, and numerous more smaller terminations near the bottom of the specimen. The front of the piece is dusted with a druze of microcrystalline Quartz, creating a beautiful sparkly...- $145.00
- $145.00
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Vendor:UnderGround Treasures
Calcite on Amethyst Quartz
Really interesting piece: Several small Calcite crystals dusted with microcrystalline Quartz deposited on a plate of Amethyst Quartz crystals, also dusted with microcrystalline Quartz. This makes for incredible luster, great contrast and an unusual yet intriguing, eye-catching piece - I have yet to see...- $295.00
- $295.00
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Vendor:UnderGround Treasures
Quartz, Citrine Crystal
I’m aware that almost all Citrine Quartz is heat treated. And so is this piece. Similar to irradiated “Smoky Quartz,” I make Citrine available if the crystal formation is sharp and cleanly terminated simply because there are those who love the color and desire...- $145.00
- $145.00
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Vendor:UnderGround Treasures
Smoky Quartz, Elestial Cluster
This is an excellent specimen of Elestial Smoky Quartz. The Quartz is a light brown transitioning to darker brown near the terminations with great luster, and it is gemmy and transparent at the terminations. This piece will catch your eye! In excellent condition. Location: Minas...- $260.00
- $260.00
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Vendor:UnderGround Treasures
Smoky Quartz with Muscovite on Feldspar
Several Smoky Quartz crystals with Muscovite Mica on Feldspar. The Smoky crystals are lustrous, highly translucent to transparent at the tips and overall in great condition. Nice contrast and an attractive piece. Location: Galileia, Minas Gerais, Brazil Size: 11 x 8.5 x 4.5 cm- $120.00
- $120.00
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Vendor:UnderGround Treasures
Fluorite, Green on Quartz
A really nice display piece featuring two translucent (see backlit pic), mint-green octahedral Fluorite crystals set on a matrix of white microcrystalline quartz. The fluorite crystals have a textured surface due to microscopic stepped crystal growth. Great piece in excellent condition. Location: Hunan Province, China Size: 11.5 x...- $290.00
- $290.00
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Vendor:UnderGround Treasures
Rhodochrosite with Sphalerite, Quartz
This is a fascinating piece - it features swirls of Rhodochrosite seemingly wrapped around miniature globular aggregates of sphalerite, all on a matrix of quartz. Many of the Rhodo crystal aggregates have an almost rosette-like formation. I had a little trouble capturing the pink...- $210.00
- $210.00
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Vendor:UnderGround Treasures
Sphalerite on Quartz with Calcite
A showy cluster of Sphalerite crystals on quartz, with red microcrystalline quartz crystals intermingled with, and in some instances, coating several of the Sphalerite crystals, along with numerous Calcite crystals populating the piece, especially the back. The Sphalerite crystals are a deep reddish-brown (see...- $690.00
- $690.00
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Vendor:UnderGround Treasures
Quartz var. Rose
One of my favorite pieces ever! A cluster of Rose Quartz crystals wrapped around Milky Quartz. The Rose Quartz crystals are flawless and transparent, the color is a rich rose color, the luster is glassy and gemmy, and the contrast is unbeatable. One of...- $3,200.00
- $3,200.00
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Vendor:UnderGround Treasures
Quartz, Red
There’s been a lot of Red Quartz coming out of Morocco lately, but most pieces have minor (or major) dings and such, so I was able to, after much perusing, find a few pieces that were quite stunning, balanced and undamaged. This is one...- $475.00
- $475.00
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Vendor:UnderGround Treasures
Amethyst Quartz
This is a beautiful plate of Amethyst from the active Purple Hope Claim in King County, WA. I especially like the light lavender, transparent crystals caped with a darker purple termination. Makes for an atypical plate of Amethyst and really catches the eye. Great...- $250.00
- $250.00
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Vendor:UnderGround Treasures
Quartz var. Himalayan
An amazing piece with quartz crystals everywhere of all sizes. What makes this huge piece particularly interesting is the large cavity on the right side filled with crystals throughout. From Manikaran, Kullu Valley, India - in the Himalayas - thus often referred to as...- $625.00
- $625.00
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Vendor:UnderGround Treasures
Quartz var. Herkimer Diamond
Here is a matrix with a couple of cavities filled with colorless, transparent, gemmy and doubly terminated Herkimer diamonds. The Herkimer in the center cavity is particularly impressive. Great contrast and striking piece - literally a diamond in the rough! (A Herkimer Diamond is...- $165.00
- $165.00
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Vendor:UnderGround Treasures
Fluorite on Quartz
A beautiful bi-color Fluorite cluster on drusy quartz. The crystals are translucent (see the backlit pic) with a soft satiny luster, and a centerpiece of drusy Quartz perfectly positioned. Either side makes for a great display! In excellent condition. Location: Jiangxi, China Size: 15 x 12...- $415.00
- $415.00
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Vendor:UnderGround Treasures
Fluorite, Purple on Quartz
This is a stunning piece featuring an intense deep purple stepped Fluorite crystal perfectly set on a matrix of microcrystalline Quartz from the famous Zogno mine (known locally as Camissinone mine), Bergamo, Italy. Upon closer inspection you’ll see multiple miniature Fluorite crystals scattered throughout...- $825.00
- $825.00
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Vendor:UnderGround Treasures
Fluorite, Green on Quartz
This a a really nice contrasting piece with a pair of intergrown light green Fluorite crystals perched on the white Quartz. The Fluorite crystals shows a classic stepped growth and is highly translucent with a glassy luster. A really nice aesthetic piece with no...- $240.00
- $240.00
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Vendor:UnderGround Treasures
Amethyst
This is a wonderful piece that boasts two Amethyst Scepters intergrown at their base set against a backdrop of numerous intergrown clear Quartz crystals. The darker lavender tips characterize the Amethyst found at the Purple Hope Claim in Washington. No damage. Location: Purple Hope Claims...- $270.00
- $270.00
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Vendor:UnderGround Treasures
Amethyst on Rhyolite
One of my favorite pieces - two groupings of amethyst crystal clusters - the one on top is transparent, gemmy with beautiful luster while the lower cluster is just a little less transparent with some lateral striations. All on a perfectly contrasting Rhyolite matrix....- $675.00
- $675.00
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Vendor:UnderGround Treasures
Amethyst
A very unique presentation of classic Veracruz Amethyst crystals. There are crystals all over this piece, but the “front line” is just spectacular - unusually sharp, transparent and gemmy, beautiful light purple color and perfect terminations. A great show piece and no damage. Location: Las...- $625.00
- $625.00
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Vendor:UnderGround Treasures
Amethyst
A large plate of classic Veracruz Amethyst crystals. All of the crystals are a lustrous light purple with deeper purple terminations, and transparent. There are even a few crystals on the back (per pic). A great show piece and no damage. Location: Cerro Ce La...- $450.00
- $450.00
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Vendor:UnderGround Treasures
Amethyst
A very fine specimen hosting a grouping of light purple Amethyst crystals lightly dusted with fine crystalline quartz. Nice contrast, and no damage. Location: Daye Mine, Hubei Province, China Size: 10.5 x 6 x 10 cm- $265.00
- $265.00
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