18 Bull Plain
Hertford
SG14 1DT
01992 582686
Open Tue-Sat 10-5
Gemstones, Minerals and Fossils
Categories > Gemstones, Minerals and Fossils
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Gemstones, Minerals and Fossils

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Agate
Agate (AG-it) is a type of quartz with hidden or microscopic crystals.
Agate slices are the best way to show the natural striping of this remarkable stone.

From Brazil
Amazonite
Amazonite (AM-a-za-nite) is a greenish to blue-green mineral. It has a smooth, glassy luster and is often cut into beads and polished for jewellery.

From Russia
Amethyst Group
Quartz crystal with pale lavender to deep purple colours is called Amethyst
(Am-a-thist)

From Brazil
Apophyllite
Apophyllite, whose name roughly means 'to leaf apart'in Greek, is a mineral classic given its name because crystals tend to peel or flake apart.
These crystals are believed to replace negative energy with pure tranquillity.
Aragonite
Aragonite (a-RAG-a-nite)appears in many different forms.
Aragonite is often located in cavities of younger volcanic rock or as depsits in hot springs.

This type is found in Morocco
Azurite
From Arizona USA
Calcite
Calcite (KAL-site) is a sedimentary mineral and the main element of lime-stone. It is found in a variety of colours.

From Mexico
Celestite
Celestite (also called Celestine)
Blue coloured brittle clusters of crystals form this mineral.
Celestite helps to enhance peacefulness and can calm the mind.

From Madagascar
Chalcopyrite
Chalcopyrite (KAL-kah-PIE-rite) commonly called peacock pyrite because of its shiny iridescent qualities is a metallic mineral.

From Mexico
Citrine
Citrine (SI-treen) is a brownish-yellow quartz.
Sometimes referred to as a false topaz.
Colours in quartz are usually caused by some sort of impurity.

From Brazil


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 Hertford Museum    18 Bull Plain    Hertford    SG14 1DT    01992 582686    Open Tue-Sat 10-5