Ammonite fossils among other creatures in a slab, 18 inches by 16 inches and a stump of petrified wood
Orthoclase with Muscovite -
(Potassium Mica), H2KAl3(SiO4)3
Origin: Brazil
Orthoclase with Aegirite - (NaFe3(Si2O6))
Origin: Malawi, Africa
ORTHOCLASE (or' - tho - klace)
A transparent to translucent, colorless, gray, light blue, bluish-gray, orange, brown, yellow or green species of the FELDSPAR group,
the principal variety of which is ADULARIA (precious moonstone). potassium-aluminum silicate (KAlSi3O8)
crystal system: monoclinic
Origin Swiss Alps
Smoky Quartz Crystal Point, 13 inches in diameter (large)
Colored areas are clay inclusions
Tourmaline penetrating a twinned Smoky Quarts crystal on Topaz, Tourmaline and Albite feldspar matrix,
13 inches tall.
Aquamarine Crystals
on a base of Muscovite Mica.
Specimen 9 inches in length
mineral: Beryl
Origin: Pakistan
ORTHOCLASE with ALBITE (NaAlSi3O8), QUARTZ (SiO2), BROOKITE (TIO2)
Origin: Organ Mountain
New Mexico
Polished slabs of Petrified Wood, 18 inches in diameter, comes with steel mounting brackets for wall mounting. $400 to $500.
colors: light brown, dark brown & black.