The provided sources consist of: * Source [1]: Commercial marketing copy from a jewelry retailer (Blue Nile), focusing on the general appeal, gifting occasions, and design options for birthstone earrings. It contains broad statements about popularity and symbolism but lacks specific gemological data, historical origins, or detailed lore for any particular stone. * Source [2]: A fragment from an e-commerce page mentioning December's birthstones (turquoise, tanzanite, and zircon) in passing. * Source [3]: Website navigation and boilerplate text from Amazon, which provides no relevant information on gemstones.
The sources do not provide the necessary details on gemological properties (e.g., chemical composition, hardness, refractive index), specific historical origins, geological formation, or verifiable metaphysical beliefs for any single gemstone as required by the prompt. Writing a 2000-word expert article based on this material would necessitate fabricating information, which is explicitly forbidden.
Therefore, a comprehensive article cannot be generated. Below is a brief summary of the information that can be extracted from the provided sources.
Summary of Available Information
The provided sources focus on the commercial and gifting aspects of birthstone jewelry, particularly earrings.
General Appeal and Symbolism (Source [1]): * Birthstone earrings are presented as meaningful gifts for occasions such as birthdays, anniversaries, and for new parents. * There is a popular belief that wearing one's own birthstone can bring luck and protection. * Regardless of symbolic meaning, the earrings are also valued for their stylish designs.
Product Variety and Popularity (Source [1]): * Popular earring styles featuring birthstones include studs, hoops, drops, and dangles. * These earrings are available in various precious metals, including sterling silver, white gold, rose gold, and yellow gold. * Designs can range from simple to intricate.
Pricing (Source [1]): * The price of birthstone earrings is influenced by the rarity of the specific gemstone and the complexity of the earring's design. The sources note that some birthstones are priced lower than others.
December Birthstones (Source [2]): * The sources briefly mention that December has three birthstones: turquoise, tanzanite, and zircon. * These stones are described as "shine[ing] brightly with their vibrant colors."
No further specific details about any individual gemstone are present in the provided materials.