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By Reviewed By Andreas Zabczyk

Cat's Eye Apatite Gemstone Information

Cat's Eye Apatite Gemstones - Large Image
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Cat's Eye Apatite - History and Introduction

Cat's eye apatite is a fascinating variety of apatite that shows off a rare optical effect called chatoyancy. You know, that cool shimmer that looks just like a cat's eye when light hits it right. This effect pops up in only a few gem types, like chrysoberyl, which is the classic cat's eye stone. It's caused by parallel fibers or needle-like inclusions inside the gem, creating that slit-eye reflection under direct light.

Apatite itself is pretty common as a mineral learn more about the apatite mineral group, but finding it in clear, gem-quality form? That's rare stuff, making it more of a collector's item than something you'd see everywhere. Technically, apatite is a group of phosphate minerals made up of calcium phosphate - the same material in our bones and teeth. It's a key source for phosphorus, which plays a big role in things like energy production in living cells and even everyday products like fertilizers, fireworks, and toothpaste.

cats eye apatite
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Identifying Cat's Eye Apatite

Apatite sets the standard for hardness at 5 on the Mohs scale, which helps pinpoint it among other gems. What really sets cat's eye apatite apart is its chatoyancy - as you turn the stone, that eye-like band glides across the surface, kind of like the star effect in sapphires or rubies. Usually, these stones are more translucent than fully transparent, and you can often spot those needle inclusions right on the top. Plus, under UV light, apatite might fluoresce, which is another handy ID trick.

Cat's Eye Apatite Origin and Gemstone Sources

Finding cat's eye apatite is no easy feat - it's super rare - but deposits have turned up in places like Algeria, Austria, Burma (now Myanmar), Brazil, Canada, Egypt, Germany, India, Israel, Kenya, Madagascar, Mexico, Morocco, Norway, Portugal, Russia, Spain, Sweden, Sri Lanka, South Africa, Tunisia, and the USA. Talk about a global gem!

Buying Cat's Eye Apatite and Determining Cat's Eye Apatite Gemstone Value

Cat's Eye Apatite Color

This gem comes in shades like pink, yellow, green, blue, and violet. For cat's eye versions, though, the real star is the sharpness of that eye effect, with color intensity coming in a close second. A vivid hue paired with a strong chatoyancy? That's what collectors chase.

Cat's Eye Apatite Clarity and Luster

Expect a glassy, vitreous shine here. Clarity ranges from translucent to transparent, but inclusions are the norm - truly flawless pieces are unicorns in the gem world.

Cat's Eye Apatite Cut and Shape

To highlight the cat's eye, these are always cabochon-cut, often in ovals to save weight. Rounds or pears show up occasionally, but they're not as common.

Cat's Eye Apatite Treatment

Most cat's eye apatite is natural and untreated. That said, some blues or greens might get a heat boost for color, or irradiation to amp up the eye. Reputable sellers will always spill the beans on any enhancements.

Cat's Eye Apatite Gemological Properties

Chemical Formula: Ca5(PO4)3(F,OH,CI) - Basic fluoro- and chloro-calcium
Crystal Structure: Hexagonal, columnar, thick tabular
Color: Pink, yellow, green, blue and violet
Hardness: 5 on the Mohs scale - (defining mineral)
Refractive Index: 1.628 to 1.649
Density: 3.16 to 3.23
Cleavage: Indiscernible, conchoidal fracture
Transparency: Transparent to translucent
Double Refraction or Birefringence: -0.002 to -0.006
Luster: Vitreous
Fluorescence: Yellow apatite: Purple to pink

Please refer to our Gemstone Glossary for details of gemology-related terms.

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Cat's Eye Apatite: Varieties or Similar Gemstones

Cat's eye apatite stands out as a chatoyant twist on regular apatite detailed guide to apatite gemstone properties, which isn't super famous to begin with. It can get mixed up with gems like beryl, tourmaline, sphene, or topaz because of similar colors. Apatite varieties often get nicknames based on hue or where they're from, mostly among insiders.

Other cat's eye gems include chrysoberyl, quartz, tourmaline, sillimanite, and aquamarine. With apatite's color range, it's easy to confuse it with those.

Most Popular Similar Gemstones and Minerals:

Light-green 'asparagus stone' apatite, neon-blue apatite, neon blue-green apatite, violet-purple apatite, and green apatite are the go-tos for similar stones.

Lesser-Known Similar Gemstones and Minerals:

Carbonate apatite (carbonate-rich), collophane apatite, mangan-apatite, sammite-apatite, staffelite-apatite, and moroxite apatite are the more obscure ones.

Cat's Eye Apatite Gemstone Mythology, Metaphysical and Healing Powers

As one of the under-the-radar gems, cat's eye apatite doesn't have a ton of ancient myths or stories attached. It's not a traditional birthstone, but in astrology, it vibes with Gemini. Since apatite is basically what our bones and teeth are made of, folks believe it can support physical healing in those areas - like strengthening teeth, bones, and cartilage, or even helping with calcium uptake. Some say it eases joint issues like arthritis or gout, and it might curb those hunger cravings too.

On the spiritual side, this stone is all about learning and inspiration. It's tied to fire energy and great for busting through fears. Ever feel stuck turning ideas into reality? Cat's eye apatite is thought to help with that. It links to the solar plexus chakra but can balance others depending on its color. It encourages outgoing vibes, clears negativity, and sparks creativity. For crystal enthusiasts, it's a powerhouse explore apatite meanings, powers and uses.

Disclaimer: These claims about healing or spiritual properties are based on traditional lore and should not replace professional medical advice. Always consult a doctor for health concerns. Metaphysical benefits are not scientifically proven and vary by individual belief.

Cat's Eye Apatite Gemstone and Jewelry Design Ideas

With its softness and brittleness, apatite isn't ideal for everyday wear, but it shines in low-contact pieces like earrings, pendants, or brooches. Cat's eye cabochons make killer matching earrings. If you're set on a ring, go for protective settings like bezels and save it for special occasions. Faceted apatite is more for show, but those neon colors are boosting its jewelry appeal lately. You probably won't spot it in mainstream stores - online gem dealers are your best bet.

Note: Buy colored gemstones by size and not by carat weight. Colored stones vary in size-to-weight ratio. Some stones are larger and others are smaller than diamond by weight in comparison.

How to clean your gemstones
How to clean your gemstones

Cat's Eye Apatite Gemstone and Jewelry Care and Cleaning

At just 5 on the Mohs scale, apatite scratches easily and doesn't love heat, chemicals, or rough handling. Skip ultrasonic or steam cleaners - instead, gently wipe with a soft cloth and mild soapy water, then rinse thoroughly.

Take off jewelry before chores, workouts, or sports. Store pieces separately in soft cloth wraps inside a lined box to avoid dings from harder gems.

Frequently Asked Questions

What causes the cat's eye effect in apatite?

It's due to parallel needle-like inclusions that reflect light in a band, mimicking a cat's slit eye under direct illumination.

Is cat's eye apatite durable enough for daily wear?

No, its softness makes it better for occasional use in protected settings like pendants or earrings.

Where can I buy genuine cat's eye apatite?

Look to reputable online gem dealers, as it's rare and not commonly found in local jewelry stores.

Does cat's eye apatite come in different colors?

Yes, it can appear in pink, yellow, green, blue, and violet, with the eye effect enhancing its appeal.

How do I identify real cat's eye apatite?

Check for chatoyancy, hardness around 5 on Mohs, and possible fluorescence under UV light; inclusions are often visible.

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