- amethysts, aquamarines, rubies. The
Walters Art Museum. "Moss Agate".
gemdat.org.
Retrieved June 10, 2014. "What Is Moss Agate?".
Retrieved 2020-10-22...
- data on
Webmineral Archived 1
October 2007 at the
Wayback Machine Ruby on
Gemdat.org
Archived 3
September 2021 at the
Wayback Machine Precious Stones Archived...
-
Unakite Thirteen Hotel Wikimedia Commons has
media related to Unakite. R. V.
Dietrich Gemrocks:
Unakite Unakite on Geology.com
Unakite on
Gemdat.org v t e...
-
Green Gem Chrysoprase. But You Will". The New York Times. Gemsociety.org
Gemdat.org
Wikimedia Commons has
media related to Chrysoprase.
Wikisource has the...
- Mohs scale. Due to its rarity, the
mineral can sell for
roughly USD$35,000 per carat. List of
minerals Gemdat Magnesiotaaffeite-6N’3S on
Mindat v t e...
-
artificial treatment. List of
minerals "P****lite
gemstone information". www.
gemdat.org.
Retrieved 19
April 2018. Lazarelli. Blue
Chart Gem Identification....
-
Society (IGS).
Retrieved 20
April 2021. "P****lite
gemstone information".
gemdat.org.
Retrieved 19
April 2018. Lowell, J.; Koivula, J.I. (2004). "Amethyst...
- Duda and
Lubos Rejl:
Minerals of the
World (Arch Css, 1990)
Carnelian on
Gemdat.org Agnes, Michael, ed. (2001). Webster's New
World College Dictionary (4th ed...
-
Republic Moldavite cut and set as
pendant and
showing inclusions "Moldavite".
Gemdat.org.
Retrieved 6
February 2016. O'Keefe A., John. "Tektites and
their Origin"...
- person's
birth month "Onyx". Mindat.org.
Retrieved 2025-02-14. "Onyx".
gemdat.org.
Retrieved 2015-08-22. Manutchehr-Danai,
Mohsen (2013).
Dictionary of...
