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21
Gold
Thin Sections
Rocks
Biotite Gneiss – Scotland
Biotite Gneiss – Scotland
$15.18
$24.9
Specimens of Biotite Gneiss, collected from Blairgowrie, Perthshire in Scotland. This gneiss exhibits a black and white banded appearance. Specimens are available in multiple sizes and comes in a white card tray with an information label.
Rocks
Rocks
Conglomerate (Fossiliferous) – Faringdon
$26.88
$36.02
Coral Limestone – Anglesey
$32.73
$58.59
Bunter Sandstone (Sherwood Sandstone)
$18.5
$31.27
Chlorite Schist – Scotland
$27.24
$41.68
Chert – Foss Mine
$16.04
$19.57
Brockram Breccia – Cumbria
$34.58
$51.87
Crinoidal Limestone – Derbyshire
$24.59
$45.25
Ashford Black Marble – Derbyshire
$12.59
$20.27
Conglomerate – Faringdon
$33.15
$48.07
Biotite Granite (polished)
$13.98
$22.93
Biotite Gneiss – Scotland
$15.18
$24.9
Biotite Gneiss – Norway
$29.37
$57.86
Biotite Muscovite Granite
$26.35
$37.94
Coal – Anthracite
$23.86
$35.79
