Quartz and Agate

495 results

Sphalerite on Chalcopyrite with Quartz
$180
 Banska Stiavnica Co, Slovakia
An interesting miniature of Sphalerite on Chalcopyrite with Quartz from the Banská Štiavnica polymetallic
Quartz var. Eisenkiesel on Fluorite
$5,000
 Wölsendorf Fluorite Mining District, Bavaria
A magnificent, large cabinet display specimen of the Eisenkiesel variety of Quartz, richly covering a bed of
Fluorapatite with Quartz, Siderite, Arsenopyrite and Marcasite
$250
 Panasqueira Mine, Portugal
Panasqueira specimens never fail to please and this charming miniature continues the tradition!  The two
Stibnite with Quartz
$950
 Herja Mine, Romania
Long acicular silver Stibnite crystals form an 8.5 cm divergent spray, speared mid-way by a terminated milky
Quartz with Chlorite inclusions
$300
 Mallnitz, Carinthia
A divergent array of Quartz crystals from Mallnitz in the Seebach Valley, Carinthia, Austria, with excellent
Baryte with Quartz
$1,500
 Jinkouhe, China
Whether you are a collector of Chinese minerals, Baryte or purely the aesthetic, this magnificent large
Quartz with Dolomite and Siderite
$550
 Trepca Complex, Kosovo
An excellent and striking cabinet specimen displaying a slightly fanned, radiating cluster of gemmy to
Siderite on Quartz
$400
 Tincroft Mine, UK
Yet another quite different and splendid example of Siderite with fine Quartz crystals from Tincroft mine in
Calcite on Dolomite with Quartz
$500
 Shangbao Mine, China
You may possibly have seen photographs of the entrance to Shangbao mine in Leiyang County, Hunan Province,
Scheelite on Quartz with Zinnwaldite
$600
 Cínovec / Zinnwald, Saxony & Ústí Region
A 9 x 5 mm group of tiny octahedral Scheelite crystals are attached to a prism face of a pair of black Morion
Fluorite with Sphalerite and Quartz
$350
 Freiberg, Germany
This great Fluorite miniature, from the historic medieval mining district around Freiberg in Saxony, Germany,
Fluorite on Quartz
$350
 Kara-Oba, Karagandy Province
A somewhat rugged looking combination of opaque, mottled purple octahedral Fluorite crystals perched on the
Calcite with Pyrite on Quartz
$750
  Pribram, Czech Republic
A beautiful and arresting small cabinet specimen of framboidal Pyrite richly coating stubby Quartz crystals,
Fluorite with Quartz
$900
 Erika Mine, Bavaria
Elongated cubic Fluorite crystals, all roughly aligned with one corner pointing vertically, form a gentle
Linarite on Quartz
$2,500
 Red Gill Mine, England
Red Gill mine is well known for its fascinating suite of minerals, but is most famous for its excellent
Arsenopyrite with Siderite and Quartz
$3,500
 Virtuous Lady Mine, England
Virtuous Lady mine, close to the picturesque Devon village of Buckland Monachorum, has produced some of
Scheelite on Quartz
$350
 Tenkergin Mine, Far-Eastern Region
A delightful and quite amazing large miniature featuring a truncated octagonal Scheelite crystal perched
Quartz with Arsenopyrite, Dolomite, Sphalerite and Pyrite
$250
 Yaogangxian Mine, China
A spectacular combination of minerals form this most pleasing cabinet specimen from Yaogangxian mine in
Baryte with Quartz
$750
 Brixlegg - Schwaz area, Tyrol
Opaque, snow-white curved blades of Baryte form an oblique spherical rosette measuring approximately 4.0 x 3.5
Rhodochrosite and Stilbite with Pyrite and Quartz
$4,000
 Madan Ore Field, Bulgaria
The Madan Ore Field in the Rhodope Mountains of Bulgaria is a prolific producer of amazing specimens, Galena
Fluorite with Quartz
$200
 Wolsendorf Fluorite Mining District, Germany
The upper halves of three octagonal Fluorite crystals sit on a thin plate of white Quartz, from the Wölsendorf
Calcite on Quartz
$300
 Geevor Mine, England
Mike Brooke’s Collection, which we purchased in mid-2022, contained many fine specimens of Calcite from Geevor
Quartz ps. after Calcite
$300
 Crinnis Mine, Cornwall
Crinnis mine is situated by the coast to the south east of St. Austell at Carlyon Bay, just east of
Cronstedtite with Cacoxenite on Quartz
$450
 Wheal Jane, England
This small thumbnail from Wheal Jane, close to Truro in Cornwall, comprises of a single greyish, terminated
Quartz var. Eisenkiesel on Hematite
$400
 Margaret Mine, Cumbria
A most attractive small cabinet specimen of lustrous, smoky orange Eisenkiesel crystals scattered over an
Ludlamite on Quartz
$450
 Wheal Jane, England
The iron-manganese-magnesium phosphate Ludlamite was first discovered in Wheal Jane at Baldhu, close to the
Siderite with Quartz
$300
Certainly, a small miniature, but too big for a large thumbnail (I think!), this tight cluster of opaque,
Quartz var. Capped Quartz
$950
 Cross Fell, Cumbria
I am in a quandary regarding this specimen. It is labelled “Cross Fell, Cumbria, England”, yet believe it to
Quartz with Hematite and Calcite
$450
 Cleator Moor Iron Mine, Cumbria
A busy cabinet specimen of Hematite in both its kidney and specularite habits; light grey and smoky-black
Galena with Sphalerite, Chalcopyrite, Quartz and Siderite
$400
 Dalnegorsk, Far-Eastern Region
For just $400 this complex cabinet specimen of Galena with Sphalerite, Chalcopyrite, Quartz and Siderite will
Quartz var. Amethyst
$700
 Horní Slavkov (Schlaggenwald), Bohemia
This small cabinet specimen of stubby Quartz Amethyst crystals, many with a preferential coating of earthy,
Cassiterite and Fluorite on Quartz
$350
 Krupka (Graupen), Bohemia
Wow! A delightful and quite different combination of lustrous black Cassiterite crystals alongside tiny,
Quartz var. Window Quartz
$950
 Troistorrents, Wallis (Valais)
A superb specimen of Window Quartz, a variety of Quartz displaying excellent ‘windows’ typically forming steep
Tourmaline with Albite var. Cleavelandite and Quartz
$450
 Golconda Pegmatite, Brazil
With a super-affordable price tag of $450 this lovely green and black Tourmaline is a steal. It’s a super
Scheelite on Quartz
$1,500
 Cínovec/Zinnwald, Saxony & Ústí Region (Bohemia)
Although this crystal of Quartz richly encrusted with tiny Scheelite crystals is within the miniature size
Quartz var. Smoky Quartz on Amethyst
$600
 Mooralla, Victoria
I don’t ever recall us having one of these highly prized groups of Quartz crystals from Mooralla ever before,
Fluorite with Fluorapatite, Chalcopyrite and Quartz
$1,200
 Horní Slavkov (Schlaggenwald), Bohemia
This mouth-wateringly delicious small miniature features two prominent cubic crystals of mottled, translucent
Siderite with Chalcopyrite on Quartz
$450
 South Crofty Mine, England
The mines in the Illogan district, an area between Camborne and Redruth in Cornwall, often produced very fine
Bournonite with Quartz
$2,500
 Herodsfoot Mine, England
Quartz; Bournonite forming thick cogwheel blades; Herodsfoot mine; need more be said?  One of the true
Tetrahedrite and Chalcopyrite on Quartz ps. after Baryte
$1,600
 Herodsfoot Mine, England
A spectacular cabinet specimen displaying to perfection a true classic combination of minerals form Herodsfoot
Calcite with Quartz
$450
 Coronation Lode, Cornwall
A rather gorgeous small cabinet specimen of perfectly developed rose-like clusters of pseudohexagonal,
Calcite with Pyrite on Quartz
$750
 Coronation Lode, Cornwall
Without a photo or description, one Geevor ‘Calcite with Quartz’ sounds very much like another but read on!
Calcite with Quartz
$1,500
 Coronation Lode, Cornwall
A delightful cabinet specimen of rose-like clusters of paper-thin, translucent buttermilk white tabular
Calcite on Quartz
$450
 Coronation Lode, Cornwall
A splendid small cabinet specimen of Calcite crystals preferentially coating an underlying matrix of
Quartz var. Eisenkiesel on Hematite
$400
 Florence Mine, England
A small cabinet specimen of Quartz and Specular Hematite on Hematite from the wonderful Florence mine at
Fluorite with Quartz
$650
 Providence Lode, Cornwall
Fluorite is by no means a common mineral throughout Cornwall, an indication that the Cornubian Batholith was
Quartz
$350
 400 ft Level, Cornwall
A fine, double terminated Quartz crystal which exhibits several interesting features, from the 400 ft Level in
Quartz var. Smoky Quartz
$650
 Horni Slavkov (Schlaggenwald), Czech Republic
An impressive, 9.6 cm long, off-matrix Smoky quartz crystal from Horní Slavkov in the Karlovy Vary Region of