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Ships within 48 hours · Estimated delivery Aug 23 - Aug 28
Size: 83 x 61 x 25 mm
This wire may darken over time
It is formed when silica-rich water fills cavities in rocks and deposits layers of chalcedony
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Cassiterite Crystals on Cleavelandite Matrix Blue stones Size: 83 x 61 xBeautiful cassiterite crystals on a matrix of cleavelandite albite. Cassiterite is a tin oxide mineral that is often found in association with cleavelandite, a platy variety of albite. Cleavelandite is a common constituent of pegmatites, where it forms warped masses of mineral with lamellae parallel to (010) and may be twinned on the albite law. Cassiterite crystals on cleavelandite are rare and highly sought after by mineral collectors. They exhibit
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