Crystals
Diamond
Diamond • C (Carbon) Isometric (Cubic) Mohs 10 • Highest Hardness RI 2.417 • Dispersion 0.044 Diamond 💎 — Fire, Brilliance, and the Science of Sparkle Harder than nails, glass,...
Diamond
Diamond • C (Carbon) Isometric (Cubic) Mohs 10 • Highest Hardness RI 2.417 • Dispersion 0.044 Diamond 💎 — Fire, Brilliance, and the Science of Sparkle Harder than nails, glass,...
Granite
Granite • Intrusive igneous rock Essential: Quartz + Feldspar (K‑feldspar & Plagioclase) + Mica/Amphibole Felsic • Silica‑rich (~65–75% SiO₂) Texture: Phaneritic (visible crystals) Granite — The Continental Classic Granite is...
Granite
Granite • Intrusive igneous rock Essential: Quartz + Feldspar (K‑feldspar & Plagioclase) + Mica/Amphibole Felsic • Silica‑rich (~65–75% SiO₂) Texture: Phaneritic (visible crystals) Granite — The Continental Classic Granite is...
Girasol
“Girasol” — An Optical Look, Not a Single Species Most common: Girasol Opal (SiO2·nH2O) & Girasol Quartz (SiO2) Soft Opalescent Glow • Milky‑to‑Blue Haze Girasol ✨ — The Soft‑Glow Gem:...
Girasol
“Girasol” — An Optical Look, Not a Single Species Most common: Girasol Opal (SiO2·nH2O) & Girasol Quartz (SiO2) Soft Opalescent Glow • Milky‑to‑Blue Haze Girasol ✨ — The Soft‑Glow Gem:...
Fluorite
Fluorite • CaF2 Isometric (Cubic) • Perfect Octahedral Cleavage Mohs 4 • Famous Fluorescence Fluorite 🌈 — The Rainbow Mineral that Taught Us What “Fluorescent” Means Pastel green, royal purple,...
Fluorite
Fluorite • CaF2 Isometric (Cubic) • Perfect Octahedral Cleavage Mohs 4 • Famous Fluorescence Fluorite 🌈 — The Rainbow Mineral that Taught Us What “Fluorescent” Means Pastel green, royal purple,...
Fuchsite
Fuchsite • Chromium‑rich Muscovite (“Chrome Mica”) K(Al,Cr)2(AlSi3O10)(OH)2 • Phyllosilicate Monoclinic • Mohs ~2–3 • Perfect Basal Cleavage Fuchsite 🌿 — The Emerald Sheen in Mica, and the Secret Sparkle in...
Fuchsite
Fuchsite • Chromium‑rich Muscovite (“Chrome Mica”) K(Al,Cr)2(AlSi3O10)(OH)2 • Phyllosilicate Monoclinic • Mohs ~2–3 • Perfect Basal Cleavage Fuchsite 🌿 — The Emerald Sheen in Mica, and the Secret Sparkle in...
Charoite
Charoite • rare, complex alkali–calcium chain silicate (hydrated) Crystal system: Monoclinic • Habit: fibrous, radiating, swirling “charoitite” masses Mohs: ~5–6 • SG: ~2.6–2.8 • Luster: vitreous to silky/pearly on fibrous...
Charoite
Charoite • rare, complex alkali–calcium chain silicate (hydrated) Crystal system: Monoclinic • Habit: fibrous, radiating, swirling “charoitite” masses Mohs: ~5–6 • SG: ~2.6–2.8 • Luster: vitreous to silky/pearly on fibrous...