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^ Florida's state gem, moonstone, was adopted to highlight Florida's role in the United States' Lunar program, which landed the first astronauts on the Moon. [81] ^ Since 1983, Massachusetts has had 3 other official state rocks: State Historical Rock (Plymouth Rock), State Explorer Rock (Dighton Rock), and State Building and Monument Stone . In ...
Bahia Emerald [2]; Carolina Emperor, [3] [4] 310 carats uncut, 64.8 carats cut; discovered in the United States in 2009, resides in the North Carolina Museum of Natural Sciences, Raleigh, NC, US
Amethyst crystals – a purple quartz Apophyllite crystals sitting right beside a cluster of peachy bowtie stilbite Aquamarine variety of beryl with tourmaline on orthoclase Arsenopyrite from Hidalgo del Parral, Chihuahua, Mexico Aurichalcite needles spraying out within a protected pocket lined by bladed calcite crystals Austinite from the Ojuela Mine, Mapimí, Durango, Mexico Ametrine ...
Gemstones of the World revised 5th edition, 2013 by Walter Schumann ISBN 978-1454909538 Smithsonian Handbook: Gemstones by Cally Hall, 2nd ed. 2002 ISBN 978-0789489852 hide
See also External links A Abelsonite: C 31 H 32 N 4 Ni – American physicist Philip Hauge Abelson (1913–2004) Abswurmbachite: Cu 2+ Mn 3+ 6 O 8 SiO 4 – German mineralogist Irmgard Abs-Wurmbach (1938–2020) Adamite: Zn 2 AsO 4 OH – French mineralogist Gilbert Joseph Adam (1795–1881) Agrellite: NaCa 2 Si 4 O 10 F – English optical mineralogist Stuart Olof Agrell (1913–1996 ...
Washington state is a hotbed for minerals, gemstones, crystals and fossils, making the Evergreen state a popular site for rockhounding. Whether in an official group or going solo, rockhounding is ...
This list includes those recognised minerals beginning with the letter J.The International Mineralogical Association is the international group that recognises new minerals and new mineral names; however, minerals discovered before 1959 did not go through the official naming procedure, although some minerals published previously have been either confirmed or discredited since that date.
8. Grandidierite. Cost: $100,000 per gram or more Grandidierite is a gemstone that is a close cousin to serendibite, and both are extremely valuable. Grandidierite is named after its discoverer ...