Brand
mineral classics
Ship from USA · 710 items
Showing 301–320 of 710 items
Brian Kosnar Mineral Classics
boracite
paravauxite with sigloite
stibnite
brookite on quartz
brookite with quartz (doubly terminated)
brookite with quartz
tourmaline
galena
pyrite
baryte
quartz “cast” after calcite
calcite
quartz with several associated minerals
goethite
copper pseudomorph after azurite ("copper rose") with malachite
copper (large "spinel"-twin)
copper ("spinel"-twins and crystals)
spinel (ruby spinel) (gem “floater”!)
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