Pirus: Perbedaan antara revisi
Konten dihapus Konten ditambahkan
Wagino Bot (bicara | kontrib) k →top: minor cosmetic change |
Wagino Bot (bicara | kontrib) k →top: minor cosmetic change |
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|diaphaneity = |
|diaphaneity = |
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|melting point = None |
|melting point = None |
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|references =<ref name="Hurlbut">Hurlbut, Cornelius S.; Klein, Cornelis, 1985, ''Manual of Mineralogy'', 20th ed., John Wiley and Sons, New York ISBN 0-471-80580-7</ref><ref name="mindat">{{cite web|url=http://www.mindat.org/min-4060.html|title=Turquoise:turquoise mineral information and data|publisher=mindat.org|accessdate = 2006-10-04}}</ref><ref name="rruff">{{cite book|editor=Anthony, John W.; Bideaux, Richard A.; Bladh, Kenneth W. and Nichols, Monte C. |
|references =<ref name="Hurlbut">Hurlbut, Cornelius S.; Klein, Cornelis, 1985, ''Manual of Mineralogy'', 20th ed., John Wiley and Sons, New York ISBN 0-471-80580-7</ref><ref name="mindat">{{cite web|url=http://www.mindat.org/min-4060.html|title=Turquoise:turquoise mineral information and data|publisher=mindat.org|accessdate = 2006-10-04}}</ref><ref name="rruff">{{cite book|editor=Anthony, John W.; Bideaux, Richard A.; Bladh, Kenneth W. and Nichols, Monte C.|title= Handbook of Mineralogy|publisher= Mineralogical Society of America|place= Chantilly, VA, US|url=http://rruff.geo.arizona.edu/doclib/hom/turquoise.pdf|format=PDF|chapter=Turquoise|isbn=0962209732|volume=IV (Arsenates, Phosphates, Vanadates)|year=2000}}</ref> |
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Revisi per 16 Maret 2016 04.38
| Pirus | |
|---|---|
 Batu pirus berukuran 25 mm | |
| Umum | |
| Kategori | Phosphate minerals |
| Rumus (unit berulang) | CuAl6(PO4)4(OH)8·4H2O |
| Klasifikasi Strunz | 08.DD.15 |
| Sistem kristal | Triklinis |
| Identifikasi | |
| Warna | Toska |
| Perawakan | Masif, nodular |
| Belahan | Baik ke sempurna biasanya |
| Kekerasan dalam skala Mohs | 5–7 |
| Gores | Putih kebiruan |
| Berat jenis | 2.6–2.9 |
| Sifat optik | Biaxial (+) |
| Indeks bias | nα = 1.610 nβ = 1.615 nγ = 1.650 |
| Bias ganda | +0.040 |
| Pleokroisme | Lemah |
| Fusibilitas | Menyatu dalam HCl yang dipanaskan |
| Kelarutan | Larut dalam HCl |
| Referensi | [1][2][3] |
Pirus merupakan mineral tidak tembus cahaya berwarna toska yang dianggap sebagai batuan berharga karena warnanya yang unik. Istilah pirus berasal dari kata bahasa arab Fairuz (فيروز).
Referensi
- ^ Hurlbut, Cornelius S.; Klein, Cornelis, 1985, Manual of Mineralogy, 20th ed., John Wiley and Sons, New York ISBN 0-471-80580-7
- ^ "Turquoise:turquoise mineral information and data". mindat.org. Diakses tanggal 2006-10-04.
- ^ Anthony, John W.; Bideaux, Richard A.; Bladh, Kenneth W. and Nichols, Monte C., ed. (2000). "Turquoise". Handbook of Mineralogy (PDF). IV (Arsenates, Phosphates, Vanadates). Chantilly, VA, US: Mineralogical Society of America. ISBN 0962209732.
Bacaan lanjut
Wikimedia Commons memiliki media mengenai Turquoise (mineral).
- British Museum (2000). Aztec turquoise mosaics. Retrieved November 15, 2004 from www.thebritishmuseum.ac.uk
- Dietrich, R. V. (2004). Turquoise. Retrieved November 20, 2004 from www.cst.cmich.edu/users/dietr1rv/turquoise.htm
- Persian Turquoise Mine [1]
- King, R. J. (2002) Turquoise. Geology Today 18 (3), pp. 110–114. Retrieved November 24, 2004, from: www.blackwell-synergy.com/links/doi/10.1046/j.1365-2451.2002.00345.x/full/
- Pogue, J. E. (1915). The turquoise: a study of its history, mineralogy, geology, ethnology, archaeology, mythology, folklore, and technology. National Academy of Sciences, The Rio Grande Press, Glorieta, New Mexico. ISBN 0-87380-056-7
- Schadt, H. (1996). Goldsmith's art: 5000 years of jewelry and hollowware. Arnoldsche Art Publisher, Stuttgart, New York. ISBN 3-925369-54-6
- Schumann, W. (2000). Gemstones of the world, revised edition. Sterling Publishing. ISBN 0-8069-9461-4
- Webster, R. (2000). Gems: Their sources, descriptions and identification (5th ed.), pp. 254–263. Butterworth-Heinemann, Great Britain. ISBN 0-7506-1674-1