K Feldspar specimens
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K-Feldspar var. Adularia
Central St Gotthard Massif, Tessin, Switzerland
$53 *
60mm x 45mm x 50mm
From: Minservice.com
K-Feldspar (var: Adularia) (superb twin) with Chlorite
Agenetal (Aeginental), Ulrichen, Goms, Wallis (Valais), Switzerland
$1161
103mm x 57mm x 48mm
From: Mineral Classics
gem TITANITE twinned, K FELDSPAR var. ADULARIA
Felber valley, Zell am See District, Salzburg, Austria
$145
22mm x 15mm x 12mm
From: Quebul Fine Minerals
Mica var. Muscovite, K Feldspar
Linopolis, Divino das Laranjerais, Minas Gerais, Brazil
$66 *
75mm x 55mm x 80mm
From: Minservice.com