In situ LA-ICPMS U–Pb dating of cassiterite without a known-age .Cassiterite (SnO2), a main ore mineral in tin deposits, is suitable for U–Pb isotopic dating because of its relatively high U/Pb ratios and typically low common Pb.sumida plastic cassiterite crusher,Cassiterite - WikipediaCassiterite is a tin oxide mineral, SnO2. It is generally opaque, but it is translucent in thin crystals. Its luster and multiple crystal faces produce a desirable gem.Cassiterite SnO2 - Handbook of MineralogyCassiterite. SnO2 c 2001-2005 Mineral Data Publishing, version 1. Crystal Data: Tetragonal. Point Group: 4/m 2/m 2/m. Crystals short to long prismatic. .
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