118 crystals

Red & Orange Crystals

What Makes Minerals Red & Orange?

Red in minerals typically comes from iron (Fe³⁺) or chromium. Hematite's red streak, jasper's red, and carnelian's orange-red all derive from iron oxide. Chromium produces the finest reds - ruby gets its pigeon-blood red from just 1-2% chromium in corundum. The rare red of crocoite and vanadinite comes from lead combined with chromium or vanadium. Orange results from intermediate iron oxidation states or from manganese.

Agate

Agate

The Stabilizer

Hardness 7·Quartz Family (Chalcedony)
Alexandrite

Alexandrite

The Chameleon Gem

Hardness 8.5·Chrysoberyl Family
Almandine Garnet

Almandine Garnet

The Warrior's Stone

Hardness 7.25·Garnet Group
Amber

Amber

The Window to Prehistoric Life

Hardness 2.5·Organic Gem (Fossilized Resin)
Ammolite

Ammolite

The Seven Color Gem

Hardness 4·Organic Gemstone (Fossilized Aragonite)
Andalusite

Andalusite

The Poor Man's Alexandrite

Hardness 7·Aluminum Silicate
Andamooka Opal

Andamooka Opal

South Australia's Matrix Jewel

Hardness 6·Opal Variety
Aragonite

Aragonite

The Earth Healer

Hardness 3.5·Carbonate Group
Astrophyllite

Astrophyllite

The Star Leaf

Hardness 3·Silicate Mineral (Phyllosilicate)
Auralite 23

Auralite 23

The Billion-Year Crystal

Hardness 7·Quartz Family (Multi-Mineral Inclusion)
Aventurine

Aventurine

The Stone of Opportunity

Hardness 7·Quartz Family
Bloodstone

Bloodstone

The Martyr's Stone

Hardness 7·Quartz Family (Chalcedony)
Blue Amber

Blue Amber

Dominican fossilized resin that fluoresces brilliant blue under sunlight and UV

Hardness 2.5·Fossilized Tree Resin (Succinite)
Botswana Agate

Botswana Agate

The Sunset Stone

Hardness 7·Quartz Family (Chalcedony/Agate)
Bumble Bee Jasper

Bumble Bee Jasper

The Radiant Stone

Hardness 5·Volcanic Rock (not true jasper)
Calcite

Calcite

The Shapeshifter

Hardness 3·Carbonate Group
Carnelian

Carnelian

The Singer's Stone

Hardness 7·Quartz Family (Chalcedony)
Cassiterite

Cassiterite

The Tin Stone

Hardness 6.5·Oxide Group
Cinnabar

Cinnabar

The Dragon's Blood Mercury

Hardness 2.5·Sulfide Group
Citrine

Citrine

The Merchant's Stone

Hardness 7·Quartz Family
Clinohumite

Clinohumite

The Rare Orange Fire of the Pamir Mountains

Hardness 6·Humite Group Silicate
Contra-luz Opal

Contra-luz Opal

Opal That Lives in Transmitted Light

Hardness 6·Opal Variety
Coral

Coral

The Garden of the Sea

Hardness 3.5·Organic Gem (Calcium Carbonate)
Crazy Lace Agate

Crazy Lace Agate

The Laughter Stone

Hardness 7·Quartz Family (Chalcedony/Agate)
Creedite

Creedite

The Porcupine Crystal

Hardness 3.5·Sulfate Mineral
Crocoite

Crocoite

The Saffron Crystal

Hardness 2.5·Chromate Group
Cuprite

Cuprite

The Ruby Copper

Hardness 3.5·Oxide Group
Desert Rose

Desert Rose

The Sand Flower

Hardness 2·Sulfate Group (Selenite/Baryte variety)
Diaspore

Diaspore

The Color-Change Gem

Hardness 7·Oxide/Hydroxide Mineral
Dragon Blood Jasper

Dragon Blood Jasper

The Stone of Courage

Hardness 7·Epidote-Piemontite Rock
Dravite

Dravite

The Earthen Tourmaline

Hardness 7.25·Tourmaline Group
Dumortierite

Dumortierite

The Patience Stone

Hardness 7·Nesosilicate Group
Erythrite

Erythrite

The Cobalt Bloom

Hardness 2·Arsenate Mineral
Eudialyte

Eudialyte

The Dragon's Blood Stone

Hardness 5.5·Silicate Mineral (Cyclosilicate)
Fire Agate

Fire Agate

The Flame Within

Hardness 7·Quartz Family (Chalcedony)
Fire Opal

Fire Opal

The Aztec Sun Stone

Hardness 6·Opal (Mineraloid)
Fire Quartz

Fire Quartz

Quartz Captured in Iron Flame

Hardness 7·Quartz Variety
Garnet

Garnet

The Warrior's Stone

Hardness 7·Garnet Group
Gold

Gold

The Eternal Metal

Hardness 2.5·Native Element
Grossular Garnet

Grossular Garnet

The Rainbow Garnet

Hardness 6.75·Garnet Group
Harlequin Quartz

Harlequin Quartz

The Sparkling Jester Stone

Hardness 7·Quartz Variety
Hematite

Hematite

The Blood Stone

Hardness 5.5·Oxide Group
Hematoid Quartz

Hematoid Quartz

The Fire Crystal

Hardness 7·Quartz Family
Hessonite Garnet

Hessonite Garnet

The Cinnamon Stone

Hardness 6.75·Garnet Group
Heulandite

Heulandite

The Coffin-Shaped Zeolite

Hardness 3.5·Zeolite Group
Hypersthene

Hypersthene

The Black Schiller Pyroxene

Hardness 5.5·Pyroxene Group (Orthopyroxene)
Imperial Topaz

Imperial Topaz

The Crown Jewel of Topaz

Hardness 8·Silicate Mineral (Nesosilicate)
Iron Meteorite

Iron Meteorite

Metal from the Stars

Hardness 5·Extraterrestrial Metal
Jasper

Jasper

The Supreme Nurturer

Hardness 7·Quartz Family (Chalcedony)
Koroit Opal

Koroit Opal

The Painted Ironstone

Hardness 6·Opal Variety (Boulder Opal)
Kyanite

Kyanite

The Blade of Balance

Hardness 4.5·Nesosilicate Group
Lava Rock

Lava Rock

The Grounding Stone

Hardness 5·Igneous Rock (Basalt/Scoria)
Leopardskin Jasper

Leopardskin Jasper

The Spotted Totem Stone

Hardness 6.5·Rhyolite / Chalcedony
Llanite

Llanite

The Blue-Quartz Rhyolite of the Llano Uplift

Hardness 6.5·Rhyolite Porphyry (Rock, not Mineral)
Mahogany Obsidian

Mahogany Obsidian

The Stone of Inner Strength

Hardness 5.5·Volcanic Glass
Mimetite

Mimetite

The Imitator

Hardness 3.5·Apatite Group (Arsenate)
Mookaite

Mookaite

The Australian Sunset Stone

Hardness 7·Quartz Family (Chalcedony/Jasper)
Morganite

Morganite

The Divine Love Stone

Hardness 7.5·Beryl Family
Native Copper

Native Copper

The Builder's Metal

Hardness 2.5·Native Element
Ocean Jasper

Ocean Jasper

The Orbicular Stone

Hardness 7·Quartz Family (Chalcedony)
Orange Calcite

Orange Calcite

The Liquid Sunshine

Hardness 3·Carbonate Mineral
Oregon Sunstone

Oregon Sunstone

The Copper-Lit State Gem

Hardness 6·Plagioclase Feldspar
Orpiment

Orpiment

The Golden Arsenic

Hardness 1.5·Sulfide Mineral
Padparadscha

Padparadscha

The Lotus-Blossom Sapphire

Hardness 9·Corundum (Sapphire Variety)
Painite

Painite

The Once-Rarest Mineral

Hardness 8·Borate Mineral
Peach Moonstone

Peach Moonstone

The Warm Glow of Adularescence

Hardness 6·Feldspar Variety
Petrified Wood

Petrified Wood

Time Written in Stone

Hardness 7·Fossilized Organic Material
Picture Jasper

Picture Jasper

Nature's Landscape Painter

Hardness 6.5·Chalcedony (Quartz Family)
Piemontite

Piemontite

The Red Epidote

Hardness 6.5·Silicate Mineral (Epidote Group)
Pietersite

Pietersite

The Tempest Stone

Hardness 7·Quartz Family (Chalcedony, brecciated)
Pink Halite

Pink Halite

Rose Rock Salt from Hypersaline Lakes

Hardness 2.5·Sodium Chloride (Rock Salt)
Pink Opal

Pink Opal

The Stone of Gentle Love

Hardness 5.5·Mineraloid (Opal variety)
Pink Tourmaline

Pink Tourmaline

The Manganese Elbaite

Hardness 7.5·Tourmaline Group
Polychrome Jasper

Polychrome Jasper

The Desert Sunset Stone

Hardness 6.5·Chalcedony (Quartz Family)
Poppy Jasper

Poppy Jasper

Orbicular jasper with iron-oxide flower patterns from Morgan Hill, California

Hardness 7·Chalcedony Variety (Orbicular Jasper)
Proustite

Proustite

The Ruby Silver

Hardness 2.25·Sulfosalt
Pyromorphite

Pyromorphite

The Victory Stone

Hardness 3.5·Apatite Group (Phosphate)
Pyrope Garnet

Pyrope Garnet

The Fire Garnet

Hardness 7.25·Garnet Group
Realgar

Realgar

The Ruby of Arsenic

Hardness 1.5·Sulfide Mineral
Red Beryl

Red Beryl

The Scarlet Emerald

Hardness 7.5·Beryl Family
Red Jasper

Red Jasper

The Supreme Nurturer

Hardness 7·Chalcedony (Quartz Family)
Rhodochrosite

Rhodochrosite

The Rose of the Incas

Hardness 3.5·Carbonate Group
Rhodolite Garnet

Rhodolite Garnet

The Rose Garnet

Hardness 7.5·Garnet Group
Rubellite

Rubellite

The Red Tourmaline Royalty

Hardness 7.5·Tourmaline Group (Elbaite)
Ruby

Ruby

The King of Gems

Hardness 9·Corundum Family
Ruby Zoisite

Ruby Zoisite

The Heart of Tanzania

Hardness 6.5·Silicate Mineral (Epidote Group)
Rutilated Quartz

Rutilated Quartz

Venus Hair Stone

Hardness 7·Quartz Family
Rutile

Rutile

The Titanium Needle

Hardness 6·Oxide Mineral
Sandstone

Sandstone

The Desert Archive

Hardness 6·Sedimentary Rock
Sapphire

Sapphire

The Gem of the Heavens

Hardness 9·Corundum Family
Sardonyx

Sardonyx

The Legionnaire's Stone

Hardness 7·Chalcedony (Quartz Family)
Scheelite

Scheelite

The Ultraviolet Gem

Hardness 4.5·Tungstate Group
Serandite

Serandite

Rare Sodium Manganese Calcium Silicate

Hardness 5·Silicate (Wollastonite Group Relative)
Shiva Lingam

Shiva Lingam

The Sacred River Stone

Hardness 7·Quartz Family
Spessartine Garnet

Spessartine Garnet

The Fanta Orange Gem

Hardness 7·Garnet Group (Spessartine)
Sphalerite

Sphalerite

The Fire Diamond

Hardness 3.5·Sulfide Group
Sphene (Titanite)

Sphene (Titanite)

More Fire Than Diamond

Hardness 5.5·Silicate Mineral (Nesosilicate)
Spinel

Spinel

The Great Impostor

Hardness 8·Oxide Group
Star Ruby

Star Ruby

The Asterism Corundum

Hardness 9·Corundum Family
Staurolite

Staurolite

The Fairy Cross

Hardness 7·Nesosilicate Group
Stilbite

Stilbite

The Dream Stone

Hardness 3.5·Zeolite Group
Strawberry Calcite

Strawberry Calcite

The Blushing Calcite

Hardness 3·Carbonate Mineral
Strawberry Quartz

Strawberry Quartz

The Stone of Universal Love

Hardness 7·Quartz Family
Sunstone

Sunstone

The Stone of Light

Hardness 6.5·Feldspar Group
Tangerine Quartz

Tangerine Quartz

The Sun-Kissed Crystal

Hardness 7·Quartz Family
Tanzanite

Tanzanite

The Generation Stone

Hardness 6.5·Zoisite Family
Thulite

Thulite

Norway's Pink Zoisite

Hardness 6.5·Silicate Mineral (Epidote Group)
Tiger Iron

Tiger Iron

The Banded Triad

Hardness 7·Banded Iron Formation
Tiger's Eye

Tiger's Eye

The Stone of Courage

Hardness 7·Quartz Family
Titanite

Titanite

The Fire of Titanium

Hardness 5.5·Silicate Mineral (Nesosilicate)
Topaz

Topaz

The Stone of Clarity

Hardness 8·Silicate Group
Tugtupite

Tugtupite

The Reindeer Stone

Hardness 4·Feldspathoid (Sodalite Group)
Unakite

Unakite

The Stone of Vision

Hardness 6.5·Altered Granite
Vanadinite

Vanadinite

The Endurance Stone

Hardness 3·Apatite Group (Vanadate)
Wulfenite

Wulfenite

The Painter's Stone

Hardness 3·Molybdate Group
Yooperlite

Yooperlite

The Glowing Stones of Lake Superior

Hardness 5.75·Igneous Rock (Syenite with Fluorescent Sodalite)
Zincite

Zincite

The Neon Zinc Crystal

Hardness 4·Oxide Mineral
Zircon

Zircon

The Eldest Gem

Hardness 7.5·Nesosilicate Group