Minerals of the World
Showing 1–12 of 250 results
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Crystals, Minerals of the World
AEGIRINE CRYSTAL FELDSPAR
Aegirine Crystal Feldspar cluster. Lovely lustrous hard black crystals and contrasting white Albite combined in one specimen. An amazing crystal, that looks even better in person. The main crystal is quite wide and there are several distinct crystals also growing alongside. Interesting combination of two metal sodium silicates from nature. A great collector piece and an interesting and less common mineral.
Location:
Mount Malosa, Zomba Valley, Malawi.Dimensions:
10.6cm x 1cm x 1cm, 16g.Aegirine
Sodium Iron Silicate
NaFe3+Si2O6Albite
Sodium Aluminum Silicate
Na(AlSi3O8)SKU: G1413 -
Metal Specimens, Minerals of the World
PYRITE SUN MEDIUM
A stunning Pyrite Sun Medium. This is a natural formation of Pyrite and something quite different to the usual more cubic looking varieties. Striations radiate out from the centre. Our Suns are hand selected at the source for their excellent quality. We are well known for our metals range and have pyrite specimens showing cubic, orbicular and octahedral crystals, as well as these suns. Pyrite (“fools gold”) is popular with all age groups. A great piece for the collector of unusual pieces. This Pyrite Sun comes with a perspex stand for display and looks even better in person.
Dimensions:
7.8cm diameter, 98g.Location:
Sparta, Illinois, USA.Pyrite, Iron Sulfide FeS2.
SKU: L0303 -
Crystals, Fluorescent Specimens, Minerals of the World
MANGANO CALCITE CLUSTER
An oresome pastel pink Mangano Calcite Cluster. The crystals look like little triangles poking up and join together to make quite a solid specimen. Perfect little calcite crystals sit atop the base and the whole specimen is reasonably fluorescent in both long and short wave UV light. This is a really attractive specimen of this mineral from an excellent collection worthy location. Great for the mineral or crystal collector.
Location:
Krushev dol mine, Madan, Bulgaria.Dimensions:
7.1cm x 5cm x 2.2cm, 62g.Mangano Calcite
(Ca,Mn)CO3.SKU: H0206 -
Australian Minerals, Fluorescent Specimens, Minerals of the World
FLUORESCENT THUNDER EGG
A Fluorescent Thunder Egg for your Mineral Collection. From a classic Aussie location for Thunder Eggs Mount Hay. A collectable polished half Geode from old stock most importantly the fluorescence make it quite rare. Fluorescent under Short Wave UVC light. This specimen is Agate and it is possibly trace amounts of Uranium which makes a few of them fluorescent. This particular specimen is the best one we have sold showing great detail and fluorescence.
Location:
Mount Hay, Queensland, Australia.Dimensions:
6.3cm x 6.3cm x 2cm, 90g.Agate Silicified Center
SKU: n/a -
Australian Minerals, Minerals of the World
CHRYSOCOLLA SPECIMEN
Australian Chrysocolla Specimen with excellent vibrant colour and solid throughout rock. This beautiful 2tone piece could be used to create stunning jewellery or be appreciated just as it is. This is very good quality Australian material and is definitely suitable for lapidary, unlike pieces from other locations which can be crumbly. This won’t last long so get a wiggle on!
Location:
Mt Selwyn, QLD, Australia.Dimensions:
3.5cm x 2.5cm x 3cm, 45g.Chrysocolla
Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2OSKU: C0403 -
Minerals of the World
CHRYSOCOLLA ROCK SPECIMEN
Chrysocolla Rock Specimen with vibrant colour and coverage over the host rock. A deep blue green lustrous coating on bubbly or botryoidal forms.
Location:
Etoile Mine, Lubumbashi, Congo.Dimensions:
7.9cm x 5.6cm x 3.2cm, 78g.Chrysocolla.
Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O.
SKU: WEB0057 -
Jewellery, Minerals of the World, Rock 'n Slabs
FINEST TURQUOISE NUGGET
The Finest Turquoise Nugget available. You will not find any better than this untreated natural rough Turquoise. This quality is rare to find anywhere at any price. This Nugget is solid and pure in form. The colour is the most sought after shade, also the colour of a world renowned jeweller. An outstanding gemstone of the best Turquoise Nugget ready for collection or gemstone cutting.
Location:
The Best Location.Dimensions:
3.6cm x 2.7cm x 1.9cm, 21.74g or 108cts.Turquoise
Cu(Al,Fe3+)6(PO4)4(OH)8·4H2O.SKU: n/a -
Minerals of the World
SHATTUCKITE SPECIMEN
A brightly coloured Shattuckite Specimen, the beautiful blue mineral. Some Plancheite in this rock too. Often Shattuckite has several colours through the stone. The fact that this one is mainly blue shows a high concentration of the Shattuckite itself in this stone. Good colour and size for holding in the hand. A great specimen for your mineral collection.
Location:
Bisbee, Arizona, USA.Dimensions:
5.2cm x 3.7cm x 3.1cm, 59g.Shattuckite:
Cu5(Sio3)4(OH)2.SKU: n/a -
Crystals, Fluorescent Specimens, Minerals of the World
RUBY SPECIMEN
This crystal is a beautiful natural Ruby Specimen in white matrix. Great deep colour and an excellent specimen with natural crystal formation from this location. Under magnification with a 10x there are many interesting inclusions on the matrix including metals like Pyrite, Gold or Chalcopyrite?,a dark metal and Mica. One of the pics taken under long wave UVA light showing extreme fluorescence. Just one of the interesting features of this mineral.
Location:
Lok Yen, Yen bai, Vietnam.Dimensions:
5.3cm x 4.3cm x 4.5cm, 114g.
Main Crystal: 15mm long.Ruby Corundum
Al2O3.SKU: B26011 -
Fluorescent Specimens, Metal Specimens, Minerals of the World, Top Shelf
WILLEMITE FLUORESCENT FRANKLIN
Fluorescent Specimens, Metal Specimens, Minerals of the World, Top ShelfWILLEMITE FLUORESCENT FRANKLIN
WILLEMITE FLUORESCENT FRANKLIN
A stunning specimen of Willemite Fluorescent Franklin showing off the brightest fluorescence of all natural minerals Willemite. This rare special specimen is short and long wave fluorescent. The dark grey metal shown in the natural light photos is Zinc ore Franklinite. The white mineral is Mangano Calcite. Pics taken with shortwave, longwave, and sunlight. Very cool stuff and this is one of my very favorite rocks. To view this spectacular specimen you will need a UVC Shortwave Lamp and UVA Longwave Lamp. Make sure you wear safety glasses. Willemite Franklinite Calcite is also known as the Christmas Tree Rock for the colours Green and Red. This is a quality collectable specimen with wow factor.
Location:
Sterling Hill Mine, Franklin, New Jersey, USA.Dimensions:
6.5cm x 6.7cm x 5cm, 328g.Willemite, Zinc Silicate.
Zn2Sio4.Franklinite, Zinc Iron Manganese Oxide
Zn2+Fe23+O4.Calcite, Calcium Carbonate
CaCO3.SKU: n/a -
Galena, Metal Specimens, Minerals of the World
SPHALERITE MINERAL SPECIMEN
A very nice Sphalerite Mineral Specimen, featuring gemmy orange crystals and a black rock matrix. Crystals appear on all sides and the piece stands well for display. Sphalerite is an interesting mineral that comes in many variations making it popular with collectors.
Location:
Hunan. China.Dimensions:
6.5cm x 3cm x 4.7cm, 73g.Sphalerite: ZnS.
SKU: K0409-1-1 -
Crystals, Metal Specimens, Minerals of the World, Quartz, Top Shelf
TOP SPHALERITE GALENA SPECIMEN
A Top Sphalerite Galena Specimen to add to your outstanding collection. This is a great small specimen of metal crystals. An outstanding specimen with lustrous, well formed crystals of Sphalerite and Galena. This specimen is from the premier location for this mineral. A super piece, my photos don’t do it justice. The cubic Galena crystals show great reflection with a stunning triangular Sphalerite crystal in the center. Very high gloss is indicative of a high Silver content.
Location:
Borieva Mine, Madan, Bulgaria.Dimensions:
5.8cm x 4cm x 3cm, 92gSphalerite: ZnS
Quartz: SiO2
Galena: PbS or (Pb,Ag,As,Sb,Cu)S
SKU: n/a
