Minerals of the World
Showing 16–30 of 826 results
- Crystals, Minerals of the World, Top Shelf
TABULAR CALCITE
A striking specimen of Tabular Calcite Crystals. This is a fine cluster showing one of the less usual formations that calcite appears in. A large 6.2cm Tabular Calcite Crystal dominates the center of this hand sized specimen. The main crystal is surrounded by more than a dozen smaller crystals on a matrix of Galena and some associated sparkling minerals. Aesthetic, collectable and hard to find in nice clean clusters like this. Calcite comes in an incredible range of crystal formations and colours. This specimen will be a great addition to any mineral or crystal collection. Particularly for the collector interested in crystal form and minerals with many variations. This specimen is from very old stock and the best of a bunch.
Location:
Mine No. 884 Mine, Chenzhou, Hunan, China.Dimensions:
13.2cm x 11.2cm x 7cm, 590g.
Main crystal, 6.2cm.Calcium Carbonate
CaCO3
SKU: MW23TC01 - Australian Minerals, Fluorescent Specimens, Minerals of the World, Opals
FLUORESCENT HYALITE OPAL 34
A Fluorescent Hyalite Opal. This is a superb Aussie specimen to grace your collection. Rare to come by at this quality. Fluorescent Green under UVC light.
Location:
Squaretop Mountain, Queensland, Australia.Dimensions:
3.5cm x 2.6cm x 1.6cm, 9g.Hyalite
SiO2 · nH2O.A colourless variety of Opal. Hyalite is opal, an amorphous silica glass containing about 3-8% water. Hyalite occurs as globular and botryoidal masses and irregular crusts. Found in volcanic and pegmatite environments where the silica deposits from the gas phase. It often shows a strong green fluorescence in UV light.
Check out more Fluorescent Specimens here.
SKU: B2734 - Crystals, Gem Crystals, Minerals of the World, Top Shelf
CRYSTAL CLEAR AQUAMARINE SPECIMEN
A beautiful, natural Crystal Clear Aquamarine Specimen. This is a specimen with gemmy, well formed and very clear Aquamarine. The Crystal is aesthetic and beautiful a little cloudy at the bottom and striation at the top with a clear mid section. These are hard to come by and a piece like this would grace any mineral or gem collection.
Location:
Paprok, Afghanistan.Dimensions:
4.2cm x 0.7cm x 0.5cm, 3g.Beryl:
Be3Al2(Si6O18)
Beryllium Aluminum Silicate.SKU: MW76321 - Crystals, Minerals of the World
AQUAMARINE CLUSTER
A beautiful natural Aquamarine Cluster Crystal Specimen. What could be better than a gemstone in its natural crystal form. Well formed and terminated crystal specimen. Colourless with slight blue hue and some cloudy areas with natural termination. A member of the esteemed Beryl family of Minerals:
Be3Al2Si6O18Location:
Gilgit, Pakistan.Dimensions:
3.6cm x 3.6cm x 2.8cm, 37g.SKU: MW0128