Hemimorphite
Official mineral name for a hydrated zinc silicate with the chemical formula Zn4Si2O7(OH)2 -H2O formed mainly in the oxidation zones of zinc-bearing ore deposits. Hemimorphite…
Tag: smithsonite
Green ‘smithsonite’ from Indonesia appears to be garnierite (falcondoite) in quartz
In 2023, ‘new’ material appeared on the market from Indonesia: green crustal deposits and crystals in fissures in yellow-brown rock. Commonly sold under the name…
