Silicates

 

620 results

Beryl var. Heliodor
$4,000
 Volodarsk-Volynskii Pegmatite District, Ukraine
A fine gemmy and delicately tinted lime to apple green crystal of Heliodor, a gem variety of Beryl, from the
Helvine
$750
 St. Richard Mine (Friedefürst Mine), Saxony
Helvine, a rare beryllium manganese silicate, forms sharp buttery lemon yellow tetrahedral crystals richly
Eulytine
$400
 Schneeberg District, Germany
Sparkling micro-crystals of the bismuth silicate Eulytine form a pervasive druse along with scattered single
Prehnite
$600
 Rauschermühle Quarry, Rhineland-Palatinate
An excellent specimen of smoky olive to creamy apple green Prehnite with rhombohedral white to pale apricot
Titanite
$700
 Untersulzbach Valley, Austria
A terrific cabinet specimen composed of lustrous glassy lime-green Titanite crystals scattered over a strongly
Potassium Feldspar var. Adularia with Chlorite
$350
 Felber valley, Salzburg
A quite delightful, perfect Adularia crystal with smaller attached crystals to its sides and completely
Axinite with Quartz and Epidote
$4,000
 Bourg d'Oisans, France
A stunning Alpine-type specimen of deep clove-brown Axinite crystals, intermingled and overlaying glassy
Epidote
$3,500
 Bourg d'Oisans, France
A fine, rich and lustrous large cabinet specimen of prismatic Epidote crystals varying from pistachio to dark
Garnet (Andradite / Grossular)
$450
 Shap Blue Quarry, Cumbria
Specimens of Garnet from the Shap Blue quarry at Shap in Cumbria are a sought after addition to any collection
Andradite with Calcite
$950
 Ocna De Fier, Romania
An excellent miniature of well-formed Andradite Garnet crystals measuring to 1.2 cm, displaying the
Epidote
$700
 Kimmeria, East Macedonia and Thrace
An elegant cluster of well developed, deep leaf-green Epidote crystals from the molybdenite skarn deposit at
Diopside and Magnetite and Clinochlore
$300
 Nordmark Odal Field (Nordmarksberg), Sweden
A saddle-shaped, V-section, greenish metamorphic matrix, similar to a tight recumbent fold, is encrusted on
Topaz
$1,000
 Schneckenstein Cliff, Germany
A charming miniature of a delicate lemon yellow Topaz crystal from the classic German locality of
Hemimorphite on Baryte
$125
 50 fm Flats, England
Golconda mine, west of Wirksworth in Derbyshire, produced both lead and barium in its heyday.  Local
Agrellite
$150
 Kipawa alkaline complex, Canada
This cleaved long block of the rare silicate Agrellite is from its type locality in the Kipawa alkaline
Titanite
$450
 Tujetsch, Switzerland
This impressive small cabinet specimen is richly adorned by many golden yellow Titanite crystals from the
Microcline var. Hyalophane
$3,500
 Busovača, Central Bosnia Canton
Hyalophane is a clear and colourless variety of Microcline Feldspar, deriving its name from the Greek meaning
Tausonite with Lamprophyllite and Aegirine
$200
 Murunskii Massif, Russia
I have to be honest and say, if this specimen were entering a Beauty and the Beast contest, it would sit more
Diopside
$750
 Fargon Meeru, Badakhshan
The dense white marble at Fargon Meeru in the Koksha Valley of Afghanistan is host to excellent Diopside,
Wiluite
$1,000
 Vilyui River Basin, Russia
A superb and seldom encountered specimen of the complex silicate Wiluite from one of its two co-type
Topaz on Orthoclase Feldspar
$8,500
 Murzinka Mine, Urals Region
A rare and stunning specimen of pale blue Topaz crystals on a terminated Orthoclase crystal from the Murzinka
Titanite with Rutile, Actinolite and K Feldspar var. Adularia
$4,500
 Teufelsmühle, Salzburg
The mindat page shows an excellent photo by Günter Grundmann of the Teufelsmühle and to put it mildly, it
Ilvaite
$2,500
 Rio Marina, Italy
Ilvaite is a calcium-iron silicate and this superb crystal is from its type locality at Rio Marina on the Isle
Arfvedsonite
$800
  Arfvedsonite
Very lustrous, jet-black striated crystals of Arfvedsonite measuring to 3.5 cm sit between contrasting
Danburite
$1,500
 Charcas, San Luis Potosí
Danburite, a calcium boron silicate, forms crystals of world-class quality at Charcas in the Mexican state of
Fluoro-richterite
$900
 Gibson Road East occurrence, Canada
Fluoro-richterite is a rare sodium-calcium amphibole containing magnesium and fluorine and this magnificent
Sabinaite with Siderite, Analcime and Aegirine
$450
 Mont Saint-Hilaire, Québec
A small and fine cabinet specimen of Sabinaite with Siderite, Analcime and Aegirine on a matrix of snow-white
Amphibole var. Uralite (Actinolite ps. after Diopside)
$200
 Calumet Mine, Colorado
Uralite, named for the Urals Region of Russia, is the name given to pseudomorphs of the Amphibole Group and
Microcline on Fluoro-richterite
$2,000
 Gibson Road East occurrence, Canada
Fluoro-richterite is a rare sodium-calcium amphibole containing magnesium and fluorine and is found at what is
Lemoynite
$450
 Mont Saint-Hilaire, Québec
This well crystallised large miniature Lemoynite is from one of the world’s most iconic mineral localities,
Beryl var. Emerald
$2,500
 Habach Valley, Austria
The beautiful and spectacular Habach Valley in the Salzburg State of Austria is highly mineralised along its
Zircon
$450
 Storjordtind, Norway
Seiland Island is almost at the very northern extremity of Norway and is host to over twenty mineral
Phenakite
$1,750
 Tangen Feldspar Mine, Norway
The Tangen Feldspar mine is situated on the southern Norwegian coast at Kragerø in Vestfold og Telemark. 
Hedenbergite
$1,500
 Nordmark Odal Field (Nordmarksberg), Sweden
The Nordmark Odal Field in Filipstad, Värmland, Sweden, is one of those remarkable, relatively small
Andradite Garnet
$150
 Findel glacier area, Switzerland
If you like members of the Garnet Group you will love this adorably cute cluster of acidic yellow Andradite
Arsenopyrite with Muscovite, Siderite and Ferberite
$150
 Panasqueira Mine, Portugal
This terrific cabinet Arsenopyrite with Muscovite, Siderite and Ferberite is a delightful and well-priced
Talc var. Steatite
$130
 Cook's Kitchen Mine, Cornwall
This small miniature of Steatite, a massive variety of Talc, is from Cook's Kitchen mine, at Pool, west of
Albite
$300
 Lanterdan Quarry, England
What appears to be a floater, creamy white Albite Feldspar crystals entirely cover a chloritised slaty matrix
Elbaite Tourmaline with Albite
$400
 Coronel Murta, Minas Gerais
A different looking Elbaite Tourmaline from a new gem pocket in the Coronel Murta district of Minas Gerais,
Inesite
$750
 N'Chwaning II Mine, South Africa
A small miniature group of burnt rusty-orange Inesite crystals from the N'Chwaning II mine, at Kuruman in the
Wulfenite with Dioptase
$300
 Mammoth-St. Anthony Mine, USA
A terrific small cabinet specimen of Wulfenite and Dioptase from Mammoth-Saint Anthony mine at Tiger in Pinal
Rhodonite with Franklinite in Calcite
$3,500
 Franklin, USA
Three intergrown crystals of Rhodonite dominate this cabinet specimen from the Franklin Mining District in New
Astrophyllite
$750
 Khibiny Massif, Northern Region
Astrophyllite is a rare hydrous potassium iron titanium silicate which in this small cabinet specimen forms
Andradite Garnet with Hedenbergite
$500
 Serifos Island, Aegean Islands
The Greek island of Serifos sits in the South Aegean and is famous for its skarn mineralisation and excellent
Quartz with Calcite and Albite
$300
 Schmirn, Austria
Two thick-set tabular crystals of transparent to colourless Albite Feldspar perch between colourless Quartz
Chalcedony on Quartz
$800
 Wheal Drea, England
Wheal Drea, part of the Wheal Owls group, lies close to the high cliff tops of the Atlantic coast in south
Cronstedtite
$1,000
 Wheal Jane, England
Cronstedtite, a complex iron silicate, is one of the classic minerals associated with Wheal Jane at Baldhu,
Dioptase on Calcite
$2,750
 Tsumeb Mine, Namibia
A most unusual small cabinet specimen of well-formed colourless Calcite crystals dusted with a preferential