Silicates

 

517 results

Epidote with Quartz
$3,200
 Green Monster Mountain, USA
It is apparent that Dr Josef Clemente had a great fondness for the magnificently crystallised Epidote from the
Epidote
$5,000
 Green Monster Mountain, USA
This exquisite miniature Epidote from Green Monster Mountain on Prince of Wales Island in Alaska, USA, is of
Epidote
$1,500
 Green Monster Mountain, USA
The Green Monster Mountain locality on Prince of Wales Island in Alaska, USA, has over twenty recorded mineral
Eulytine
$2,500
 Schneeberg, Saxony
The rare bismuth silicate Eulytine forms orange-brown, often sub-botryoidal crystals with a glossy resinous
Diopside
$1,250
 Slyudyanka (Sludyanka), Eastern-Siberian Region
The mineralisation at Slyudyanka, in the Lake Baikal Area of Eastern-Siberia, Russia, is quite remarkable in
Goethite on Quartz with Microcline
$300
 Lake George Area, USA
This is one of those one-off, unusual quirky specimens which makes you smile simply because it is that bit
Epidote with Quartz
$2,500
 Green Monster Mountain, USA
Think Green Monster Mountain, think Epidote!  This classic locality on Prince of Wales Island in Alaska,
Fluorapophyllite-(K)
$3,000
 St. Andreasberg, Germany
Well formed crystals of Fluorapophyllite were scarce even when mining was at its peak in the silver mining
Pyrosmalite-(Fe)
$500
 Haborshytte ore field, Sweden
Pyrosmalite-(Fe) is an extremely rare complex iron silicate which forms buff to golden-honey hexagonal
Microcline var. Hyalophane
$400
 Zagradski Potok Mine, Federation of Bosnia and Herzegovina
Hyalophane is the glassy transparent variety of Microcline Feldspar and this beautiful example is from the
Magnetite with Fluorapatite and Tremolite
$800
 Malmberget, Sweden
A delightful combination of well crystallised black lustrous Magnetite and buff to gooseberry-green
Arsenopyrite with Quartz, Siderite and Muscovite
$750
 Yaogangxian Mine, China
Wow!  This super-cute Arsenopyrite with Quartz certainly jumps out at me as a real eye-catcher, a
Cassiterite with Quartz and Zinnwaldite
$700
 Cínovec/Zinnwald, Saxony & Ústí Region (Bohemia)
For me, Cassiterite crystals always add a pang of excitement to a specimen, but perhaps I need to get out more
Cavansite
$100
 Wagholi Quarries, Maharashtra
A beautiful and cute rosette of the rare calcium-vanadium silicate Cavansite measuring 1.5 x 1.0 x 0.5 cm,
Apophyllite
$450
 Samson Mine, Germany
The Samson mine, 0.5 km north-west of St. Andreasberg, in Lower Saxony, Germany, was a famous silver mine
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$6,500
 Tenke-Fungurume area, DR Congo
Pseudomorphs of intense sky-blue Chrysocolla replacing Malachite after Azurite and coated in Quartz form an
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$5,000
 Tenke-Fungurume area, DR Congo
An arresting large miniature double pseudomorph of intense sky-blue Chrysocolla replacing Malachite after
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$1,000
 Tenke-Fungurume area, DR Congo
A spear-shaped double pseudomorph of intense sky-blue Chrysocolla replacing Malachite after Azurite and coated
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$1,750
 Tenke-Fungurume area, DR Congo
This fine sculptural pseudomorph of vivid sky-blue Chrysocolla replacing Malachite after Azurite and coated in
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$1,500
 Tenke-Fungurume area, DR Congo
A small cabinet specimen of vivid sky-blue Chrysocolla overlaying dark emerald-green Quartz-encrusted
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$1,300
 Tenke-Fungurume area, DR Congo
A fabulous pair of broad, V-shaped crystals composed from double pseudomorphs of intense sky-blue Chrysocolla
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$1,200
 Tenke-Fungurume area, DR Congo
Two prominent and one smaller crystal form an unusual double pseudomorph of intense sky-blue Chrysocolla
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$7,500
 Tenke-Fungurume area, DR Congo
This museum-grade double pseudomorph of vivid sky-blue Chrysocolla replacing Malachite after Azurite and
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$2,000
 Tenke-Fungurume area, DR Congo
A delicate open cluster of double pseudomorphs of creamy duck egg blue Chrysocolla replacing Malachite after
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$1,750
 Tenke-Fungurume area, DR Congo
This striking double pseudomorph of intense sky-blue Chrysocolla replacing Malachite after Azurite and coated
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$1,750
 Tenke-Fungurume area, DR Congo
A double pseudomorph of intense sky-blue Chrysocolla replacing Malachite after Azurite and coated in
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$1,100
 Tenke-Fungurume area, DR Congo
Two former tabular Azurite crystals, now pseudomorphed to Chrysocolla via an intermediate stage of Malachite,
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$1,800
 Tenke-Fungurume area, DR Congo
A double pseudomorph of intense sky-blue Chrysocolla replacing Malachite after Azurite and coated in Quartz
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$1,800
 Tenke-Fungurume area, DR Congo
This extraordinary column-like miniature is an unusual double pseudomorph of intense sky-blue Chrysocolla
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$1,750
 Tenke-Fungurume area, DR Congo
An unusual double pseudomorph of intense sky-blue Chrysocolla replacing Malachite after Azurite and coated in
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$1,200
 Tenke-Fungurume area, DR Congo
This impressive miniature of towering Tolkienesque mountains is composed from unusual double pseudomorphs of
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$1,500
 Tenke-Fungurume area, DR Congo
This spear-shaped small miniature features an unusual double pseudomorph of intense sky-blue Chrysocolla
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$2,700
 Tenke-Fungurume area, DR Congo
This jagged architectural miniature features an unusual double pseudomorph of intense sky-blue Chrysocolla
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$3,000
 Tenke-Fungurume area, DR Congo
This excellent miniature features an unusual double pseudomorph of intense sky-blue Chrysocolla replacing
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$1,100
 Tenke-Fungurume area, DR Congo
A beautiful small miniature featuring an unusual double pseudomorph of intense sky-blue Chrysocolla replacing
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$700
 Tenke-Fungurume area, DR Congo
Several tabular former Azurite crystals form a splayed cluster, which have subsequently pseudomorphed to
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$300
 Tenke-Fungurume area, DR Congo
An unusually structured small miniature of Chrysocolla replacing Malachite pseudomorphed after Azurite and
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$1,100
 Tenke-Fungurume area, DR Congo
What appears to be three parallel vertical former Azurite crystals, are vertically aligned and sandwiched
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$1,100
 Tenke-Fungurume area, DR Congo
Two parallel vertical former Azurite crystals, approximately 4 and 3.5 cm tall, have undergone two phases of
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$900
 Tenke-Fungurume area, DR Congo
From a recent find in the Democratic Republic of the Congo (DRC), an interesting double pseudomorph of
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$600
 Tenke-Fungurume area, DR Congo
This double pseudomorph of Chrysocolla replacing Malachite after Azurite is a particularly good example in
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$600
 Tenke-Fungurume area, DR Congo
Seven tabular former Azurite crystals form a sub-vertical cluster which have subsequently pseudomorphed to
Chrysocolla ps. after Malachite ps. after Azurite with Quartz
$800
 Tenke-Fungurume area, DR Congo
From a recent find in the Democratic Republic of the Congo (DRC), a fascinating double pseudomorph of
Andradite var. Demantoid
$4,500
 Antetezambato Demantoid - Topazolite Mine, Anstriranana
A gorgeously formed lustrous ribbon of intergrown gemmy-translucent green Demantoid crystals measuring overall
Titanite on Adularia with Chlorite
$350
 Medel Gorge, Grischun
This fabulous combination of Titanite on Adularia coated with Chlorite is such a characteristic Alpine
Cadmium-rich Willemite
$500
 Tsumeb Mine, Namibia
Although Willemite is common throughout the mine at Tsumeb in Namibia, it usually occurs as blue and
Beryl variety Emerald with Calcite
$3,500
 Mun. de Muzo, Boyacá Department
An excellent and well-formed single hexagonal prismatic Emerald crystal measuring 1.5 cm by 3 mm diameter, set
Microcline variety Amazonite with Quartz and Albite
$1,500
 Two Point claim, Colorado
Amazonite is the blueish-turquoise-green variety of Microcline Feldspar and its association with smoky Quartz