Lawsonite Value, Price, and Jewelry Information
Lawsonite is extremely rare as a faceted stone, seldom reported and generally unavailable.0
Lawsonite is extremely rare as a faceted stone, seldom reported and generally unavailable.
Optics: a = 1.665; β= 1.674-1.675; γ= 1.684-1.686.
Biaxial (+), 2V= 84°.
Occurrence: Low-temperature metamorphic rocks; metamorphic schists; glaucophane schists. Santa Clara, Cuba; Italy; Japan: New Caledonia: France; Italy; other locations.
Tiburon Peninsula, California: original material.
Covelo, Mendocino County, California: 2-inch crystals.
Comments: Lawsonite is extremely rare as a faceted stone, seldom reported and generally unavailable.
Name: After Professor A. C. Lawson of the University of California.
Joel E. Arem, Ph.D., FGA
Dr. Joel E. Arem has more than 60 years of experience in the world of gems and minerals. After obtaining his Ph.D. in Mineralogy from Harvard University, he has published numerous books that are still among the most widely used references and guidebooks on crystals, gems and minerals in the world.
Co-founder and President of numerous organizations, Dr. Arem has enjoyed a lifelong career in mineralogy and gemology. He has been a Smithsonian scientist and Curator, a consultant to many well-known companies and institutions, and a prolific author and speaker. Although his main activities have been as a gem cutter and dealer, his focus has always been education. joelarem.com
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