October Birthstone - The Definitive Guide (2023)

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by Suzanne Sachs 5 min read



Two captivating gemstones, opal and tourmaline, hold the title of birthstones for October, symbolizing unique meanings and significance for individuals born in this month, as well as for commemorating anniversaries and special milestones. However, the enchantment of opal and tourmaline extends far beyond their traditional association with October. By delving into the fascinating characteristics and properties of these exquisite gemstones, you'll discover their timeless beauty and be inspired to wear them throughout the year, regardless of the occasion.


In this guide, we will explain the following:

  • What is the October birthstone?
  • First Birthstone: Opal
  • Opal Color Variations
  • Opal Formation
  • Opal Zodiac Sign
  • Zodiac Signs by the month: Libra, Scorpio & Pisces
  • Opal Meaning & Symbolism
  • Creativity & Inspiration
  • Opal Anniversary
  • Transformation & Renewal Symbolism
  • Opal Chakra
  • Opal Healing Properties
  • Opal Care tips
  • Opal Birthstone jewelry
  • Second Birthstone: Tourmaline
  • Tourmaline Color Variations
  • Tourmaline Formation
  • Tourmaline Zodiac Sign
  • Zodiac Signs by the month: Libra, Scorpio, Sagittarius & Capricorn
  • Tourmaline Meaning & Symbolism
  • Protection
  • Tourmaline Anniversary
  • Spiritual Connection Symbolism
  • Tourmaline Crystal Uses
  • Tourmaline Healing Uses
  • Tourmaline Care Tips
  • Tourmaline Birthstone Jewelry
  • Choosing the October Birthstone

    What is the October Birthstone?

    First Birthstone: Opal

    The birthstone for October is the opal. Opals are known for their captivating play of colors, which can include a dazzling array of hues such as blues, greens, pinks, and yellows. Opals are prized for their unique and iridescent appearance, which makes them a highly sought-after gemstone. Opal is a mineral-like substance that lacks a crystal structure. It is composed of hydrated silica and is classified as a non-crystalline or amorphous gemstone.

    Excellent quality opal is frequently found in Australia, particularly in regions such as Lightning Ridge, Coober Pedy, and Andamooka. These locations are known for producing some of the finest opals in the world. Lightning Ridge, in particular, is renowned for its black opals, which are highly valued for their dark body color and vibrant play-of-color. Coober Pedy is famous for its white opals, while Andamooka is known for its crystal opals. Other countries such as Mexico, Ethiopia, Brazil, and the United States also produce opals of various qualities. However, Australian opals are generally considered to be among the most sought-after and prized.


    Opal Color Variations

    Opals are known for their unique play-of-color, which is the dazzling display of iridescent colors that can change depending on the angle of observation. The play-of-color in opals can include shades of blues, greens, pinks, yellows, and oranges.


    Opal Formation

    Opals are formed through a unique geological process that involves the interaction of water and silica-rich solutions in the earth's crust. Opals are created when water containing dissolved silica infiltrates cracks and voids in rock formations. Over time, as the water evaporates or drains away, it leaves behind deposits of silica. These silica deposits solidify and form a gel-like substance. As the water continues to evaporate, the silica gel undergoes a process called "gel stabilization," where it transforms into a solid form and develops its characteristic structure.


    Opal Zodiac Sign

    As the October birthstone, opal mesmerizes with its play of colors, fusing a harmonious balance that symbolizes creativity and inspiration.

    • Zodiac Sign By The Month: Libra, Scorpio & Pisces

    Opals are associated with three Zodiac birth signs Libra (September 23 to October 22), Scorpio (October 23 to November 23) and Pisces (February 19 to March 20).


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    Opal Meaning & Symbolism

    • Creativity & Inspiration

    Opals are believed to inspire creativity and spark the imagination. They are associated with artistic expression, making them a perfect stone for individuals who seek inspiration in their creative endeavors.


    Opal Anniversary

    Opal is not commonly associated with a specific anniversary year like some other gemstones. However, opal can be a meaningful and beautiful choice to celebrate any anniversary. The iridescent play-of-color exhibited by opals symbolizes the vibrant and ever-changing nature of a lasting relationship.


    • Transformation and Renewal Symbolism

    Opal is often associated with transformation and renewal. Its play-of-color represents the ever-changing nature of life, reminding us of the constant flow of experiences and emotions. It symbolizes growth, adaptability, and the ability to embrace change.





    Opal Chakra

    Opals are thought to balance and align the chakras, which are energy centers in the body. Opal is commonly associated with the Heart Chakra, which is located at the center of the chest. This chakra governs love, compassion, and emotional healing. Opal is believed to open and activate the Heart Chakra, promoting feelings of love, self-acceptance, and empathy. Opal is connected to the Crown Chakra, located at the top of the head. The Crown Chakra is associated with spiritual awareness, higher consciousness, and a connection to the divine. Opal is thought to enhance spiritual experiences and intuition, helping to expand one's spiritual awareness. Opal is sometimes used in aura cleansing and energy work. It is believed to purify and cleanse the aura, removing negative energies and promoting a sense of renewal and revitalization.


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    Opal Healing Properties

    Opal is a unique and versatile gemstone with a wide range of healing properties. Opal is known for its soothing and calming energies, making it an excellent stone for emotional healing. It is believed to alleviate stress, anxiety, and emotional turmoil, promoting a sense of inner peace and tranquility. Opal is thought to enhance spiritual awareness and intuition. It is believed to open the mind to higher consciousness, providing insights and guidance on one's spiritual journey.


    Opal Care Tips

    Before you try any special care, cleaning or adjustments for an opal ring, a thorough, professional inspection is essential. A jeweler experienced with amethyst rings can spot any potential weaknesses or excessive wear in the setting that could lead to stone loss or misalignment.


    October Birthstone Jewelry

    With so many uses for this widespread and easily available gem, it is no surprise that amethyst has been a popular choice for many vintage rings and other jewelry pieces. Setting amethyst in silver or white gold helps showcase its pure color, while yellow or rose gold settings will enhance any red tones in the gem’s crystal structure. Many amethysts are set with diamond accents for additional sparkle, and these stones are especially popular in Art Deco rings not only for their bold color, but also because the larger gems can be easily cut to show off the iconic geometry of the era. Look for vintage amethyst jewelry in cocktail rings, pendants, earrings, brooches, and other outstanding pieces to add this beautiful gem to all your jewelry fashion.


    Second Birthstone: Tourmaline

    Tourmaline is a gemstone that comes in a variety of colors and is highly valued for its vibrant hues and unique properties. Tourmaline can be found in various colors, including pink, green, blue, yellow, red, and even black. It is a crystalline mineral that belongs to a complex group of boron silicate minerals.

    Excellent quality tourmaline is frequently found in various locations around the world. Some notable sources of high-quality tourmaline including Brazil, Madagascar, Nigeria, Mozambique and the USA. Brazil is known for producing a wide range of tourmaline colors, including vibrant green (verdelite), pink (rubellite), and watermelon tourmaline. The state of Minas Gerais in Brazil is particularly renowned for its tourmaline deposits. Madagascar is a significant source of tourmaline, known for its beautiful colors and exceptional clarity. The country produces tourmalines in shades of green, pink, blue, and more. Several states in the USA, such as California, Maine, and Connecticut, have tourmaline deposits. California, in particular, is famous for producing pink and green tourmalines.


    Tourmaline Color Variations

    Tourmaline is known for its wide range of color variations, making it a highly sought-after and versatile gemstone. The colors include pink, purple, green, blue, and watermelon.


    Tourmaline Formation

    Tourmaline gemstone, is formed through complex geological processes involving the interaction of various elements and conditions within the Earth's crust. The formation of tourmaline is influenced by a combination of factors such as heat, pressure, chemical composition, and geological environments. The formation of tourmaline begins with the presence of certain geological environments that provide the necessary conditions for its growth. These environments can include pegmatite veins, hydrothermal veins, and metamorphic rocks.


    Tourmaline Zodiac Sign

    • Zodiac Sign By The Month: Libra, Scorpio, Sagittarius & Capricorn

    Tourmalines are associated with four Zodiac birth signs Libra (September 23 to October 22), Scorpio (October 23 to November 21), Sagittarius (November 22 to December 21) and to Capricorn (December 22 through January 19).

    Tourmaline Meaning & Symbolism

    • Protection

    Tourmaline is often regarded as a stone of protection, shielding the wearer from negative energies, psychic attacks, and negative thoughts. It is believed to create a protective aura around the wearer, promoting a sense of safety and security.


    Tourmaline Anniversary

    Tourmaline is not traditionally associated with a specific anniversary year like some other gemstones. However, it can still make a meaningful and unique gift to celebrate anniversaries. The vibrant colors and metaphysical properties of tourmaline can represent the journey and growth of a relationship.

    • Spiritual Connection Symbolism

    Tourmaline is associated with enhancing spiritual awareness and connection. It is believed to open up channels for receiving divine guidance, enhancing intuition, and deepening one's spiritual journey.


    Tourmaline Crystal Uses

    Tourmaline is a multifaceted and potent crystal, boasting an extensive array of uses and metaphysical properties. Tourmaline is known as a protective stone, creating a shield of energy around the wearer or the environment. It is believed to absorb and repel negative energies, making it a popular choice for protection against negativity, psychic attacks, and electromagnetic radiation from electronic devices.


    Tourmaline Healing Properties

    Tourmaline is a versatile and powerful crystal with a wide range of healing properties. Each variety of tourmaline, such as purple tourmaline, green tourmaline, pink tourmaline, and others, has its unique set of healing attributes. Tourmaline is considered a grounding stone, helping to anchor and stabilize the wearer's energy. It can assist in feeling more centered, balanced, and connected to the Earth. Tourmaline is often used for stress relief and relaxation. Its calming energies are believed to help reduce anxiety, tension, and feelings of restlessness.


    Tourmaline Care Tips

    Before you try any special care, cleaning or adjustments for a tourmaline ring, a thorough, professional inspection is essential. A jeweler experienced with amethyst rings can spot any potential weaknesses or excessive wear in the setting that could lead to stone loss or misalignment.


    Tourmaline Birthstone Jewelry

    Given the versatility and abundance of this gemstone, it comes as no surprise that tourmaline has garnered immense popularity in vintage rings and other jewelry pieces. Tourmalines are often complemented with diamond accents, adding an extra touch of brilliance to their already captivating appearance. Victorian and Art Deco rings, in particular, embrace tourmalines not only for their vibrant hues but also for their larger size, which allows for intricate and iconic geometric cuts reminiscent of the era's distinct style.


    Choosing The October Birthstone

    Discover the beauty in the October birthstone and you'll soon agree that every opal and tourmaline ring has precious qualities that make it charming and unique.


    Vintage Engagement Rings For Everyone:

    No matter which era is your favorite, these time-honored rings have a rich history and individualized character and will continue to have a timeless beauty and elegant appeal that is part of a legacy to pass on to future generations.

    Find The Perfect Engagement Ring:

    Vintage rings are prized not only for their beauty but also for their exquisite attention to detailing and faceting. If you’re looking for a ring with a sense of glamour, sophistication and vintage charm, explore our collection of October birthstone rings today!


    Suzanne Sachs

    Suzanne has always believed vintage rings can change lives. She's been in the jewelry industry for over 35 years, working with vintage jewelers, diamond dealers, diamond cutters, and gemologists. Suzanne started Artdecodiamonds in 2000 and understood the demand for vintage rings throughout the world. She ultimately started VintageDiamondRing.com in 2014, and understands each vintage ring is a reflection of you – your history, your relationships, your style, your elegance and is honored to have the opportunity to help you showcase your flair in a unique and exquisite way.


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