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'''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).
'''Pirus''' ({{lang-en|turquoise}}) merupakan mineral tidak tembus cahaya berwarna [[toska]] yang dianggap sebagai batuan berharga karena warnanya yang unik.
== Etimologi ==
Istilah "pirus" berasal dari kata bahasa Arab فيروز (''fairuz'').


== Referensi ==
== Referensi ==
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* British Museum (2000). ''Aztec turquoise mosaics''. Retrieved November 15, 2004 from [http://www.thebritishmuseum.ac.uk/compass/ixbin/hixclient.exe?_IXDB_=compass&_IXSR_=wz2&_IXSS_=_IXFPFX_%3dgraphical%252ffull%252f%26_IXsearchterm%3dturquoise%26%257bUPPER%257d%253av2_free_text_tindex%3dturquoise%26_IXDB_%3dcompass%26_IXNOMATCHES_%3dgraphical%252fno_matches%252ehtml%26%2524%2b%2528with%2bv2_searchable_index%2529%2bsort%3d%252e&_IXFIRST_=41&_IXMAXHITS_=1&_IXSPFX_=graphical/full/&_IXsearchterm=turquoise&submit-button=summary www.thebritishmuseum.ac.uk]
* British Museum (2000). ''Aztec turquoise mosaics''. Retrieved November 15, 2004 from [http://www.thebritishmuseum.ac.uk/compass/ixbin/hixclient.exe?_IXDB_=compass&_IXSR_=wz2&_IXSS_=_IXFPFX_%3dgraphical%252ffull%252f%26_IXsearchterm%3dturquoise%26%257bUPPER%257d%253av2_free_text_tindex%3dturquoise%26_IXDB_%3dcompass%26_IXNOMATCHES_%3dgraphical%252fno_matches%252ehtml%26%2524%2b%2528with%2bv2_searchable_index%2529%2bsort%3d%252e&_IXFIRST_=41&_IXMAXHITS_=1&_IXSPFX_=graphical/full/&_IXsearchterm=turquoise&submit-button=summary www.thebritishmuseum.ac.uk]
* Dietrich, R. V. (2004). ''Turquoise''. Retrieved November 20, 2004 from [http://www.cst.cmich.edu/users/dietr1rv/turquoise.htm www.cst.cmich.edu/users/dietr1rv/turquoise.htm]
* Dietrich, R. V. (2004). ''Turquoise''. Retrieved November 20, 2004 from [http://www.cst.cmich.edu/users/dietr1rv/turquoise.htm www.cst.cmich.edu/users/dietr1rv/turquoise.htm]
* Persian Turquoise Mine [http://www.Persian-Turquoise.ir]
* Persian Turquoise Mine [http://www.Persian-Turquoise.ir] {{Webarchive|url=https://web.archive.org/web/20190626053619/http://www.persian-turquoise.ir/ |date=2019-06-26 }}
* King, R. J. (2002) ''Turquoise''. ''Geology Today'' 18 (3), pp. 110–114. Retrieved November 24, 2004, from: [http://www.blackwell-synergy.com/links/doi/10.1046/j.1365-2451.2002.00345.x/full/ www.blackwell-synergy.com/links/doi/10.1046/j.1365-2451.2002.00345.x/full/]
* King, R. J. (2002) ''Turquoise''. ''Geology Today'' 18 (3), pp. 110–114. Retrieved November 24, 2004, from: [http://doi.org/10.1046/j.1365-2451.2002.00345.x http://doi.org/10.1046/j.1365-2451.2002.00345.x]
* 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
* 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
* Schadt, H. (1996). ''Goldsmith's art: 5000 years of jewelry and hollowware''. Arnoldsche Art Publisher, Stuttgart, New York. ISBN 3-925369-54-6
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* Webster, R. (2000). ''Gems: Their sources, descriptions and identification'' (5th ed.), pp. 254–263. Butterworth-Heinemann, Great Britain. ISBN 0-7506-1674-1
* Webster, R. (2000). ''Gems: Their sources, descriptions and identification'' (5th ed.), pp. 254–263. Butterworth-Heinemann, Great Britain. ISBN 0-7506-1674-1
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[[Kategori:Permata]]
[[Kategori:Batu permata]]
[[Kategori:Fosfat]]
[[Kategori:Fosfat]]

Revisi terkini sejak 28 April 2024 19.42

Pirus
Batu pirus berukuran 25 mm
Umum
KategoriPhosphate minerals
Rumus
(unit berulang)
CuAl6(PO4)4(OH)8·4H2O
Klasifikasi Strunz08.DD.15
Sistem kristalTriklinis
Identifikasi
WarnaToska
PerawakanMasif, nodular
BelahanBaik ke sempurna biasanya
Kekerasan dalam skala Mohs5–7
GoresPutih kebiruan
Berat jenis2.6–2.9
Sifat optikBiaxial (+)
Indeks biasnα = 1.610 nβ = 1.615 nγ = 1.650
Bias ganda+0.040
PleokroismeLemah
FusibilitasMenyatu dalam HCl yang dipanaskan
KelarutanLarut dalam HCl
Referensi[1][2][3]

Pirus (bahasa Inggris: turquoise) merupakan mineral tidak tembus cahaya berwarna toska yang dianggap sebagai batuan berharga karena warnanya yang unik.

Etimologi

[sunting | sunting sumber]

Istilah "pirus" berasal dari kata bahasa Arab فيروز (fairuz).

Referensi

[sunting | sunting sumber]
  1. ^ Hurlbut, Cornelius S.; Klein, Cornelis, 1985, Manual of Mineralogy, 20th ed., John Wiley and Sons, New York ISBN 0-471-80580-7
  2. ^ "Turquoise:turquoise mineral information and data". mindat.org. Diakses tanggal 2006-10-04. 
  3. ^ 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

[sunting | sunting sumber]