Kristal

Anthophyllite

Anthof Phyllite

Anthophyllite • grup amphibole — ideal Mg₇Si₈O₂₂(OH)₂ (Fe → ferroanthophyllite) Sistem kristal: Orthorhombic • Seri: anthophyllite–gedrite Mohs: ~5.5–6 • SG: ~2.9–3.2 • Kilap: vitreous–pearly Cleavage: loro arah ~56° & 124°...

Anthof Phyllite

Anthophyllite • grup amphibole — ideal Mg₇Si₈O₂₂(OH)₂ (Fe → ferroanthophyllite) Sistem kristal: Orthorhombic • Seri: anthophyllite–gedrite Mohs: ~5.5–6 • SG: ~2.9–3.2 • Kilap: vitreous–pearly Cleavage: loro arah ~56° & 124°...

Ametrine - www.Crystals.eu

Ametrine

Kulawarga Quartz (Bicolor) Amethyst + Citrine Mohs 7 Ametrine 💜✨ — Ing Endi Amethyst Ketemu Citrine Ing Siji Kristal Setengah peteng, setengah srengenge munggah. Ametrine iku “loro swasana, siji permata”...

Ametrine

Kulawarga Quartz (Bicolor) Amethyst + Citrine Mohs 7 Ametrine 💜✨ — Ing Endi Amethyst Ketemu Citrine Ing Siji Kristal Setengah peteng, setengah srengenge munggah. Ametrine iku “loro swasana, siji permata”...

Zoisite

Zoisite

Zoisite • sorosilikat ortorombik; polimorf saka clinozoisite Formula (ideal): Ca₂Al₃(SiO₄)(Si₂O₇)O(OH) • Hubungan klompok: epidote–clinozoisite–zoisite Mohs: ~6–6.5 • SG: ~3.1–3.4 • Kilap: vitreus (mutiara ing pemisahan) • Pemisahan: sempurna {010} Pleokroisme:...

Zoisite

Zoisite • sorosilikat ortorombik; polimorf saka clinozoisite Formula (ideal): Ca₂Al₃(SiO₄)(Si₂O₇)O(OH) • Hubungan klompok: epidote–clinozoisite–zoisite Mohs: ~6–6.5 • SG: ~3.1–3.4 • Kilap: vitreus (mutiara ing pemisahan) • Pemisahan: sempurna {010} Pleokroisme:...

Zeolite

Zeolite

Zeolite • klompok mineral aluminosilikat hidrasi kanthi kerangka mbukak Formula umum: Mₓ/n[AlₓSiᵧO₂(ₓ₊ᵧ)]·wH₂O (M = Na, K, Ca, lsp.; banyu ing saluran) Sistem kristal: macem-macem (monoclinic/orthorhombic/trigonal/isometric) Mohs: ~3.5–5.5 • SG: ~2.0–2.4...

Zeolite

Zeolite • klompok mineral aluminosilikat hidrasi kanthi kerangka mbukak Formula umum: Mₓ/n[AlₓSiᵧO₂(ₓ₊ᵧ)]·wH₂O (M = Na, K, Ca, lsp.; banyu ing saluran) Sistem kristal: macem-macem (monoclinic/orthorhombic/trigonal/isometric) Mohs: ~3.5–5.5 • SG: ~2.0–2.4...

Sugilite

Sugilite

Sugilite • siklosilikat (klompok milarit) — idealisasi KNa₂(Fe,Mn,Al)₂Li₃Si₁₂O₃₀ Sistem kristal: Heksagonal • Kebiasaan: masif, granular; mikro kristal langka Mohs: ~6–6.5 • SG: ~2.74–2.80 • Kilap: vitreous nganti waxy Werna: lavender...

Sugilite

Sugilite • siklosilikat (klompok milarit) — idealisasi KNa₂(Fe,Mn,Al)₂Li₃Si₁₂O₃₀ Sistem kristal: Heksagonal • Kebiasaan: masif, granular; mikro kristal langka Mohs: ~6–6.5 • SG: ~2.74–2.80 • Kilap: vitreous nganti waxy Werna: lavender...

Scolecite

Scolecite

Scolecite • grup zeolit — CaAl₂Si₃O₁₀·3H₂O Sistem kristal: Monoclinic • Kebiasaan: jarum akikular, semprotan nyebar, bundel kaya sheaf, massa fibrous Mohs: ~5–5.5 • SG: ~2.2–2.3 • Kilap: vitreous–silky Pecah: sempurna...

Scolecite

Scolecite • grup zeolit — CaAl₂Si₃O₁₀·3H₂O Sistem kristal: Monoclinic • Kebiasaan: jarum akikular, semprotan nyebar, bundel kaya sheaf, massa fibrous Mohs: ~5–5.5 • SG: ~2.2–2.3 • Kilap: vitreous–silky Pecah: sempurna...