Metamorphic (Modified)

Jade

There are two distinct minerals commonly known as Jade: Nephrite (a calcium magnesium silicate - Ca2(Mg,Fe)5Si8O22(OH)2) and Jadeite (a sodium aluminum silicate - NaAlSi2O6). Based on the image showing a typically softer, more fibrous appearance, it is likely Nephrite.

Epidote

Epidote (Ca2(Al2,Fe3+)AlSi3O12(OH))

Mica (Biotite or Phlogopite variety)

Phyllosilicate (complex mineral formula involving K, Mg, Fe, Al, Si, and O)

Granite-like granitic rock

Crystalline plutonic rock, primarily quartz, feldspar, and mica/amphibole

Greenschist

Greenschist (Chlorite-actinolite schist)

Quartz Vein in Host Rock

Silicon Dioxide (SiO2)

Serpentinite

Serpentinite (Mg, Fe, Ni, Al, Zn, Mn)2-3(Si, Al, Fe)2O5(OH)4

Feldspar in Matrix

Feldspar group minerals in metamorphic or igneous matrix

Garnet (Almandine-Pyrope)

Almandine-Pyrope Mg3Al2(SiO4)3 to Fe3Al2(SiO4)3

Garnet in Matrix

Almandine or Spessartine Garnet in Quartz/Schist Matrix (X3Al2(SiO4)3)

Jadeite Jade

Jadeite (NaAlSi2O6)

Fuchsite

Chromian Muscovite (K(Al,Cr)2(AlSi3O10)(OH)2)

Epidote Water-Worn Pebble

Epidote {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)

Gneiss

Feldspathic biotite gneiss; a high-grade metamorphic rock composed mainly of quartz, feldspar, and mica

Quartzite

Metamorphic Quartzite (SiO2)

Epidote with quartz/feldspar

Epidote, Ca2(Al,Fe)3(SiO4)3(OH)

Garnet in Schist

Almandine Garnet in Mica-Schist (Fe3Al2(SiO4)3)

Mica Schist

Mica Schist (Quartz-Mica Schist)

Gneiss

Gneiss (Foliated Metamorphic Rock)

Slate

Foliated low-grade metamorphic rock

Red gemstone ring, likely garnet or synthetic ruby

Possibly almandine garnet (Fe₃Al₂(SiO₄)₃) or corundum/ruby (Al₂O₃); image alone cannot distinguish

Rhodonite

Rhodonite (Manganese Iron Magnesium Calcium Silicate) - (Mn,Fe,Mg,Ca)SiO3

Blue Apatite

Ca5(PO4)3(F,Cl,OH)

Blue Apatite

Fluorapatite (Ca5(PO4)3(F,Cl,OH))

Yellow Apatite

Fluorapatite (Ca5(PO4)3(F,Cl,OH))

Aquamarine (Beryl)

Beryllium Aluminum Silicate - Be3Al2Si6O18

Sapphire

Corundum (Al2O3)

Sphalerite

Zinc Sulfide (ZnS)

Clear Quartz (Faceted) or Cubic Zirconia / Glass imitation

SiO2 (if Quartz), ZrO2 (if Cubic Zirconia)

Basalt Pebble

Extrusive Igneous Rock

Serpentinite (likely serpentinized ultramafic rock)

Serpentine-group minerals, chiefly antigorite/lizardite; commonly derived from peridotite

Quartzite Pebble

Metamorphic Quartzite (SiO2)

Quartzite

Metamorphic Quartzite (SiO2)

Quartzite

Metamorphic Quartzite (SiO2)

Schist

Metamorphic rock (Schist)

Quartzite

Metamorphic Quartzite (SiO2)

Quartzite

Metamorphic Quartzite (SiO2)

Quartzite

Metamorphic Quartzite (SiO2)

Quartzite

Metamorphic Quartzite (SiO2)

Quartzite

Metamorphic Quartzite (SiO2)

Quartzite

Metamorphic Quartz Rock

Slate

Metamorphic Pelitic Rock