Everything There Is to Know About Moonstone
Discover the complete world of moonstone—from adularescence and feldspar mineralogy to identification, varieties, value, collecting, jewelry, history, and care.
Everything There Is to Know About Moonstone by Hans J Steinberg is a comprehensive guide to one of the world's most recognizable phenomenal gemstones. Known for its mysterious floating glow, moonstone has fascinated collectors, jewelers, gemologists, historians, and gemstone enthusiasts for generations.
But what actually causes moonstone's famous adularescence? What is the difference between blue moonstone, white moonstone, peach moonstone, cat's-eye moonstone, star moonstone, and rainbow moonstone? Is rainbow moonstone really moonstone? How can you identify genuine moonstone, recognize imitations, and understand what makes one stone far more valuable than another?
This accessible reference explores moonstone from both a scientific and practical perspective, combining gemology, mineralogy, geology, history, gemstone identification, grading, collecting, lapidary work, jewelry, and buying advice in one complete guide.
Inside, you'll discover:
- What moonstone is and how it fits within the feldspar mineral group
- How orthoclase, albite, labradorite, and related feldspars differ
- How moonstone forms through crystallization, cooling, exsolution, pegmatitic processes, weathering, and secondary deposits
- The science behind adularescence, blue sheen, white sheen, cat's-eye effects, stars, and other optical phenomena
- The differences between colorless, blue, white, peach, orange, yellow, gray, brown, and rainbow moonstone
- Famous moonstone sources in Sri Lanka, India, Myanmar, Madagascar, Tanzania, Brazil, the United States, and beyond
- Moonstone's role in ancient traditions, South Asian culture, European jewelry, Art Nouveau, and modern gemstone design
- The truth behind moonstone folklore involving the moon, love, fertility, intuition, protection, travel, and spiritual symbolism
- How to distinguish natural moonstone, treated stones, synthetic substitutes, glass, opalite, quartz, chalcedony, and other imitations
- Why commercial rainbow moonstone is generally labradorite, not traditional orthoclase moonstone
- How gemologists test moonstone using refractive index, specific gravity, microscopy, polarization, spectroscopy, and other methods
- How to evaluate adularescence, transparency, body color, clarity, sheen position, cut, size, origin, and rarity
- Why fine transparent blue-sheen moonstone can command substantial premiums
- How moonstone is cut, oriented, polished, carved, faceted, and shaped into cabochons, beads, and jewelry
- What buyers and collectors should know about laboratory reports, provenance, locality claims, antique moonstone jewelry, auctions, scams, and investment risks
- How to properly clean, store, wear, repair, and preserve moonstone jewelry
Whether you're researching your first moonstone purchase, studying gemstone identification, building a mineral or jewelry collection, exploring rainbow moonstone, or simply fascinated by gemstones with unusual optical effects, Everything There Is to Know About Moonstone provides a practical foundation for understanding this remarkable gem.
Learn how to identify real moonstone, understand adularescence, compare moonstone varieties, recognize imitations, evaluate quality and value, and buy with greater confidence.
An essential reference for moonstone collectors, gemstone enthusiasts, jewelry buyers, gemology students, lapidaries, mineral collectors, antique jewelry lovers, and anyone interested in feldspar gemstones and phenomenal gems.
