Pay in 4 interest-free payments of $4.62 Learn more
Ships within 48 hours · Estimated delivery Oct 21 - Oct 26
These were printed over a period from 1907 to 1954
complete with charger
white gypsum sand from Lake Lucero
Click > here < for shipping rates
In the 1920s and 1930s sand was barged from Long Beach
smoky quartz crystal cluster - teaching specimen from Novo Horizonte, Bahia, Brazil These were printed over aTeaching smoky quartz cluster from Municpio Novo Horizonte, Bahia, Brazil. This area is famous for smoky quartz, often with rutile inclusions in the crystals. Smoky quartz forms from natural gamma radiation released by surrounding rocks. The radiation causes aluminum atoms, which replace silicon atoms in the crystal lattice, to transfer an electron to a neighboring positively charged ion, often Li+, forming an aluminum metal color center that darkens
US$ 55.00
US$ 450.00
US$ 3200.00
US$ 1920.00
US$ 4500.00
US$ 50.00
US$ 24.99
