Search: 23 results found for "chrysoprase"

Chrysoprase Freeform Slice 3.1cm

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CHF 12.00

Chrysoprase Tumblestones 2.5-3.5cm, Intuitively Chosen Tumblestones Tali & Loz Crystals

Chrysoprase Tumblestones 2.5-3.5cm, Australia

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CHF 8.00

Chrysoprase Tower 0.5KG

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CHF 62.00

Chrysoprase Tumblestones 20-30mm

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Self Love Crystal Gift Set

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Taurus Zodiac Crystal Set

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CHF 14.00

Chrysocolla Specimen 331gr, USA Specimen Tali & Loz Crystals

Chrysocolla Specimen | 331g | USA

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Chrysocolla Botryoidal Specimen 452gr, Zaire Specimen Tali & Loz Crystals

Chrysocolla Botryoidal Specimen | 452g | Zaire

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CHF 163.00

Chrysocolla Tumblestones | 28-36mm | Peru

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Chrysocolla on top of Malachite Specimen 1.1KG, Zaire Specimen Tali & Loz Crystals

Chrysocolla on Malachite Specimen | 1.1KG | Zaire

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Chrysocolla Specimen 55gr, USA Specimen Tali & Loz Crystals

Chrysocolla Specimen | 55g | USA

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Chrysocolla Specimen 44gr, USA Specimen Tali & Loz Crystals

Chrysocolla Specimen | 44g | USA

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Malacholla Slab 9cm

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CHF 84.00

Chrysoberyl with Quartz & Mica | 46.46g | Mozambique

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CHF 84.00

Chrysoberyl with Aquamarine & Quartz | 47.17g | Mozambique

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CHF 84.00

Chrysocolla Flame 7.2cm, Peru

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Chrysoprase Flame 445gr Flames Tali & Loz Crystals

Chrysoprase Flame 445gr, Madagascar

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Chrysocolla Pendant 6cm Set In 925 Silver With Chain Jewellery Tali & Loz Crystals

Chrysocolla Pendant | 6cm | 925 Silver With Chain

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Chrysoprase: The Nickel-Coloured Chalcedony That Has Decorated Palaces and Cathedrals for Three Thousand Years

What is Chrysoprase? Mineral Group: Silicate | Category: Chalcedony | Formula: SiO₂ with nickel impurities | Hardness: 6.5 – 7 (Mohs) Chrysoprase is a nickel-bearing variety of Chalcedony, itself a cryptocrystalline form of Quartz, distinguished by a bright apple-green to deep emerald coloration that is unique among green gemstones in being caused by nickel rather than the iron, chromium, or vanadium responsible for green in most other mineral species. It is the most valued variety of Chalcedony in the gem trade, prized for the saturation and consistency of its colour, and it has been used as a gemstone and decorative material by human cultures from antiquity to the present. The name derives from the Greek words chrysos, meaning gold, and prásinos, meaning green, a combination that reflects the warm, slightly golden quality of the finest apple-green material rather than a literal description of colour. The mineral was known and valued in ancient Greece, Rome, and Egypt, and its use continued through the medieval period into the Renaissance. Alexander the Great is said to have worn a Chrysoprase stone in his girdle during his military campaigns, and the medieval Holy Roman Emperor Charles IV incorporated Chrysoprase extensively into the decoration of Saint Vitus Cathedral in Prague, where panels of the stone remain visible today. Formation and Geological Context Chrysoprase forms through the weathering and lateritisation of nickel-rich ultramafic rocks, principally serpentinites and peridotites, which are silica-poor, magnesium and iron-rich igneous rocks derived from the Earth’s mantle. When these rocks are exposed to tropical or subtropical weathering over extended geological periods, the process of laterite formation concentrates nickel and other elements in the weathering profile through the dissolution and redistribution of primary minerals. Silica-rich groundwater percolating through this weathering zone dissolves and transports silica in solution. As this silica-saturated water moves through fractures, veins, and cavities in the nickel-rich host rock, it picks up dissolved nickel compounds. When conditions favour precipitation, the silica deposits as cryptocrystalline Chalcedony, and the nickel is incorporated into the structure simultaneously, producing the characteristic green coloration. The formation of high-quality Chrysoprase requires a sustained supply of both silica and nickel in solution, relatively stable depositional conditions to allow even nickel distribution through the precipitating silica, and sufficient geological time for the weathering profile to develop. These conditions are most reliably met in tropical laterite environments where deep chemical weathering of ultramafic rocks has proceeded over millions of years. The most significant source of gem-quality Chrysoprase in the modern market is Marlborough Creek in Queensland, Australia, which has produced the finest material known and dominates global supply. Other important sources include Poland, where Chrysoprase has been mined since at least the fourteenth century in Silesia, as well as Tanzania, Brazil, Russia, and the United States. The Polish material, historically known as Silesian Chrysoprase, was the primary source available to European craftsmen through the medieval and Renaissance periods and is the material used in the Prague Cathedral decoration. Key Physical Properties Property Detail Mineral Group Silicate Category Chalcedony Crystal System Trigonal (cryptocrystalline) Hardness 6.5 – 7 Mohs Specific Gravity 2.65 – 2.90 Refractive Index 1.530 – 1.543 Birefringence 0.004 – 0.013 Pleochroism None Lustre Waxy to vitreous Fracture Conchoidal Cleavage None Tenacity Brittle Colour Bright apple-green to deep emerald green Streak White Formula SiO₂ with nickel impurities Safe to Cleanse in Water Yes The absence of cleavage is a significant practical advantage for a gemstone material, meaning Chrysoprase will not split along planes of weakness under impact and is more resistant to damage than cleavage-bearing stones of similar hardness. The specific gravity range of 2.65 to 2.90 is slightly variable because Chalcedony is a microcrystalline aggregate rather than a single crystal, and porosity and the presence of inclusions affect the overall density of individual specimens. The Nickel Colour Mechanism The green of Chrysoprase is produced by nickel in the Ni²⁺ oxidation state incorporated within the silica matrix during formation. This is the distinguishing chemical characteristic of Chrysoprase within the Chalcedony family and is what separates it from all other green Chalcedony varieties. Nickel in the Ni²⁺ state absorbs strongly in the red and blue parts of the visible spectrum, leaving green wavelengths to dominate. The precise shade of green, from pale mint through bright apple-green to deeper emerald tones, depends on the concentration and distribution of nickel within the cryptocrystalline silica matrix. Higher and more evenly distributed nickel concentration produces deeper, more saturated colour. Lower or patchily distributed nickel produces paler, more variable material. The nickel in Chrysoprase occurs partly as substitutional impurities within the silica structure and partly as extremely fine-grained nickel silicate mineral particles, primarily willemseite and pimelite, distributed through the Chalcedony matrix. This fine-grained dispersion is what allows the colour to appear even and consistent rather than mottled, and is responsible for the smooth, waxy appearance of high quality material. Understanding the nickel origin of the colour has one important practical implication: Chrysoprase can fade if exposed to prolonged direct sunlight or sustained heat. The nickel-bearing compounds responsible for the colour are sensitive to dehydration and UV exposure, and specimens or gemstones left in strong sunlight for extended periods may gradually lose colour saturation. This fading is often reversible if the specimen is returned to cool, moist conditions, but repeated cycles of dehydration and rehydration can affect the material permanently over time. Chrysoprase Within the Chalcedony Family Chalcedony is a family of cryptocrystalline silica minerals in which the individual quartz crystals are too small to be seen with the naked eye, forming instead a dense, fine-grained aggregate with a waxy to vitreous lustre and a characteristic conchoidal fracture. The Chalcedony family is one of the most varied in gemology, encompassing a wide range of colours and patterns produced by different trace elements and inclusion types. Chrysoprase is the green, nickel-coloured end of this family and is the most commercially valuable variety. Carnelian is the orange to red iron-oxide-coloured variety. Bloodstone, also known as Heliotrope, is dark green Chalcedony with red iron oxide spots. Blue Chalcedony derives its pale blue-grey colour from light scattering by fine microstructure rather than from any specific trace element. Agate is banded Chalcedony with alternating colour layers recording successive deposition episodes. Jasper is an opaque, fine-grained variety coloured by iron oxides and other inclusions. All of these varieties share the same fundamental SiO₂ composition and cryptocrystalline structure. What distinguishes them is the trace element chemistry, inclusion content, and banding patterns produced by the specific geological environments in which each formed. Prase is a separate variety sometimes confused with Chrysoprase but distinct from it: Prase is a leek-green Chalcedony coloured by chlorite inclusions rather than nickel, and it is darker, less translucent, and less valued than Chrysoprase. The two can be distinguished by their lustre, translucency, and, definitively, by chemical analysis. Chrysoprase in History and Decorative Arts Chrysoprase has one of the most continuous documented histories of any gemstone material, valued across cultures and periods for a span of more than three thousand years. In ancient Greece and Rome, Chrysoprase was among the more highly regarded green gemstones, used in intaglios, cameos, and jewellery. The Roman writer Pliny the Elder mentions it in his Natural History. In the medieval Islamic world it was used in decorative arts and architectural ornamentation. In medieval and Renaissance Europe, Chrysoprase from the Silesian deposits of Poland was a standard material for carved objects, architectural panels, and jewellery, and the decoration of Wenceslas Chapel in Saint Vitus Cathedral in Prague, commissioned by Charles IV in the fourteenth century, remains one of the most extensive and best-preserved examples of Chrysoprase in architectural use. Frederick the Great of Prussia was a noted admirer of Chrysoprase and used it extensively in the decoration of Sanssouci Palace in Potsdam, where Chrysoprase panels and objects remain visible today. The discovery of the Australian deposits in the nineteenth century dramatically increased global supply and democratised access to the material, making high-quality Chrysoprase more widely available than at any previous point in history. Care and Handling Chrysoprase is one of the more robust minerals regularly encountered in collections and jewellery, with a hardness of 6.5 to 7 providing good resistance to everyday scratching and an absence of cleavage meaning it does not split preferentially under impact. It is safe to cleanse in water and is stable under normal handling conditions. The primary care consideration specific to Chrysoprase is light and heat sensitivity. Prolonged exposure to direct sunlight or sustained heat can cause gradual fading of the nickel-driven colour, as the nickel-bearing compounds within the matrix dehydrate and their optical properties change. Store away from sustained direct light and avoid leaving specimens or set stones in hot environments such as windowsills in direct sun or car interiors in summer. Colour fading from dehydration is sometimes reversible but should be avoided as a matter of good practice. Clean with water and a soft cloth. Avoid harsh chemical cleaners and ultrasonic equipment, which can affect the microcrystalline structure of Chalcedony varieties. Dry thoroughly after any water contact. Traditional Associations While this guide focuses on the science of Chrysoprase, it carries a rich and well-documented tradition of use in spiritual and mindful practice reaching back to antiquity. It is associated with positivity, self-love, joy, and forgiveness, and in chakra work is connected to the Heart and Solar Plexus Chakras. These associations are rooted in cultural and traditional use rather than scientific properties. For a full exploration of how to work with Chrysoprase spiritually, see our dedicated spiritual guide. Summary Chrysoprase is a nickel-bearing Chalcedony whose bright apple-green colour, produced by one of the rarer colour mechanisms in the silicate mineral family, has made it the most valued variety of Chalcedony in the gem trade for over three thousand years. From ancient Greek intaglios to the walls of a fourteenth century Prague cathedral to the finest Australian gem material available today, it has maintained a continuous presence in human decorative culture that few minerals can match. Durable, water-safe, and visually distinctive, it is an excellent collector and gemstone mineral whose geological story, colour chemistry, and human history all reward closer attention. Browse our full Chrysoprase collection to find raw specimens, tumbled stones, towers, flames, and slices. As always, our inbox and DMs are open if you would like guidance or simply wish to explore further. Contact us Love, Laura Further Reading Agate: Mineral Profile, Formation, and Banding Explained Chalcedony Family Mineral Guides Chrysocolla: Express Your Truth with Serenity Green Fuchsite: Nurturing The Heart, Embracing Balance Malachite: From Ancient Egyptian Cosmetics to the Winter Palace Amazonite: The Feldspar That Was Never From the Amazon Pleochroism in Gemstones Best Crystals for Self-Love: The Only List You’ll Need Heart Chakra Guide

on Feb 26 2025

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Best Healing Crystals for Taurus - Crystals for Each Zodiac Sign

Taurus season starts on April 20th and concludes on May 20th. It is characterized by a slow and languid pace that suits the nature of Taurus. With the entrance of Venus (Taurus is ruled by the planet of love), the focus is usually on reinvigorating our senses and indulging in the finer things in life. Taurus is a zodiac sign that loves to work hard and play hard. While they are not likely to ask for help, they can prioritize self-care when needed with a nice dinner or a luxurious bath. When looking for healing crystals for Taurus some options are better than others to support and stabilize their energy. The following are some of the best crystals for Taurus that can allow them to relax fully and let go of toxic or limiting beliefs. Characteristics of Taurus - Strengths and Weaknesses Dates: April 20 to May 20 Symbol: Bull Element: Earth Modality: Fixed Planetary Ruler: Venus As a fixed zodiac sign, the Bull can seem stubborn and fixated on trivial or random things. At the same time, this perseverance can have positive effects on their work ethic and determination to see things through till the end. This is also evident in their romantic lives, as one of the most fervently loyal signs that expect complete devotion and are drawn by romance like a moth to a flame. As the ruler of Taurus, Venus has a profound effect on their appreciation of the material world, which is why Taurus is often thought of as a luxury lover. The good news is that their practical side doesn’t let them get carried away with impulse purchases so they are unlikely to be big spenders and prefer playing it safe with their money and investments. Top Picks for Taurus rystals Rhodonite Rose Quartz Pyrite What is the Taurus Birthstone? Lapis Lazuli Lapis Lazuli is the birthstone of Taurus. With its intense deep blue colour and warm energy it is a perfect companion for your zodiac sign that opens up the Third Eye and Throat Chakras and aids in communication and deep understanding. Once considered the stone of royalty, Lapis Lazuli will allow you to explore undiscovered realms of your imagination, and access your inner truth. Best Healing Crystals for Taurus Jade (green) Green Jade is an excellent crystal for Taurus that can balance and heal their earth element and calm one’s thoughts. It is considered the stone of purity and harmony and is a master cleanser, drawing away bad energy and protecting your body and space from negativity. It can be found in many colours, with green being one of the most popular options. Zebra Agate Zebra Agate is another wonderful stone for Taurus that is not mentioned often enough. It speaks directly to the Taurus' need to be self-sufficient and independent. But whereas their proud and often possessive nature can create a barrier of miscommunication with people around them, Zebra Agate promotes understanding and compassion so you can be emotionally balanced. This is a great stone to use during meditation work that will keep you grounded to the earth. Carnelian One of the best crystals for Taurus and fellow earth sign Virgo, Carnelian is linked to the fire element and brings with it confidence, passion and raw enthusiasm. This vibrant stone provides the energy and motivation to forge new paths, explore new interests and believe in yourself. This is also a great stone for Taurus when their overly critical and possessive side takes over and creates distance in friendship groups and relationships. Great to use for jewelry or keep near your lower chakras. Chrysoprase Chrysoprase is considered an alternative birthstone for Taurus. It gets its name from the Greek word for ‘green’ and ‘gold’ and has a joyful energy that brings light and enthusiasm. Chrysoprase is a great stone for Taurus and is mostly associated with power and can allow you to discover your personal worth and value. The desire of Taurus to feel connected to earth and operate from a safe space, is matched by Chrysoprase that promotes emotional security and is great at protecting your aura. Pyrite Looks like gold but feels a hundred times better. Pyrite is one of those crystals that is slowly gaining in popularity and is perfectly matched to Taurus energy. Considered a ‘stone of luck’ Pyrite can help with public speaking, expressing your thoughts and emotions clearly or feeling more confident in conversations in general. Pyrite is a great stone to use during Taurus season, when the effect of Venus may cause Taurus to become even more stubborn than usual which can cloud your perception of what is truly happening. Tree Agate Tree Agate is an earth element stone, so it is no surprise it is a great match for Taurus and Virgo. The peculiar patterns that form on the surface of the stone are caused by the presence of manganese and iron oxides and resemble tiny little trees. This gentle stone reminds the restless Taurus that patience has its rewards and true connection takes time to build and grow. Tree Agate is also great for Tauruses that love gardening as it can benefit plants when placed next to their soil. Preseli Bluestone As already mentioned the modality of Taurus is fixed, meaning they are solid, unwavering and steady when working towards their goals. But the downside to this is a difficulty with changing or shifting to a new direction when required. Preseli Bluestone is an excellent stone for that transitional period that can aid Taurus when their fixed mindset becomes too much. Keep in mind this is a magical stone with incredibly strong vibrations. Preseli Bluestone is best used during meditation and only by those more experienced with crystal work; it can lead to personal growth and heightened awareness. Mookaite An all-rounder crystal that is used by all zodiac signs, Mookaite is only found in Western Australia and specifically Mooka Creek, hence the name. The earthy energy of Mookaite allows Tauruses to connect to their body and senses and will make them feel secure with its strong grounding properties. This is a great stone to use when travelling as it can anchor your energy and make you feel protected during times of stress. Autumn Jasper While not traditionally associated with the sign of Taurus, Autumn Jasper is a great addition when it comes to the Taurus survival mindset. As a fixed sign, Taurus has an innate strength and immovable will that, even though it can make them stubborn, also serves them well in emergency situations when they need to persevere through challenges. Autumn Jasper offers grounding so you can feel secure and supported through difficult times. Want a Taurus crystal set? Looking for the perfect gift for a Taurus in your life? This expertly handpicked Taurus Crystal Set features 7 carefully selected healing crystals that boost and complement the energy of the Bull. Enjoy the combined benefits of Autumn Jasper, Carnelian, Chrysoprase, Pyrite, Tree Agate, Lapis Lazuli and Mookaite. Do you have any questions? Feel free to contact us for free crystal advice! Love & Light, Laura Related Blog Posts Want to learn more about how crystals can help you heal emotional or physical imbalances? Check out our other Guides: Best Crystals for Virgo Best Crystals for Gemini Best Crystals for Leo Best Crystals for Aquarius Best Crystals for Capricorn Best Crystals for Scorpio Best Crystals for Sagittarius Best Crystals for Libra Best Crystals for Cancer Zodiac Best Crystals per Zodiac sign 101 Crystal Healing Guide 101

on Oct 31 2021

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