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Calculated Radioactivity
See Help on Radioactivity for background on the calculation. Legend
Click Here For Mineral species sorted by Radioactive Strength.
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| Relative Activity |
Mineral Name | Calculated Activity Becquerel/kilogram |
Calculated Activity Curie/gram |
Estimate Activity GR(api) |
Estimate Activity mRem/hr per gram |
 Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Panethite | 733 /kg | 1.98E-11 /g | 34.1 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Panichiite | 318 /kg | 8.59E-12 /g | 14.3 | 0.000 /g |
 Mild - Very low level of Radioactivity, no special precautions needed. |
Panunzite | 5,763 /kg | 1.56E-10 /g | 270.6 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Parakuzmenkoite-Fe | 736 /kg | 1.99E-11 /g | 34.0 | 0.000 /g |
| Mild - Very low level of Radioactivity, no special precautions needed. |
Paralabuntsovite-Mg | 2,185 /kg | 5.91E-11 /g | 102.7 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Paranatrolite | 627 /kg | 1.69E-11 /g | 29.9 | 0.000 /g |
 Very Radioactive, limit exposure, handling and use secure storage. |
Paraschoepite | 132,281,000 /kg | 3.58E-6 /g | 5,318,771.7 | 1.749 /g |
 Weak - Low level of Radioactivity, may show on average radiation equipment.*Missing Thorium content - estimated from Rare Earth Element concentration. |
Paratooite-(La) | 870,951 /kg | 2.35E-8 /g | 38,229.1 | 0.013 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Paratsepinite-Ba | 433 /kg | 1.17E-11 /g | 20.1 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Paratsepinite-Na | 361 /kg | 9.76E-12 /g | 16.7 | 0.000 /g |
| Mild - Very low level of Radioactivity, no special precautions needed. |
Paraumbite | 4,378 /kg | 1.18E-10 /g | 203.4 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Paravinogradovite | 221 /kg | 5.97E-12 /g | 10.4 | 0.000 /g |
| Weak - Low level of Radioactivity, may show on average radiation equipment. *Missing Thorium content - estimated from Rare Earth Element concentration. |
Parisite-(Ce) | 1,163,456 /kg | 3.14E-8 /g | 50,118.5 | 0.016 /g |
| Weak - Low level of Radioactivity, may show on average radiation equipment. *Missing Thorium content - estimated from Rare Earth Element concentration. |
Parisite-(Nd) | 1,197,952 /kg | 3.24E-8 /g | 51,533.7 | 0.017 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Parsettensite | 203 /kg | 5.49E-12 /g | 9.5 | 0.000 /g |
| Very Radioactive, limit exposure, handling and use secure storage. |
Parsonsite | 46,790,600 /kg | 1.26E-6 /g | 1,888,738.9 | 0.621 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Parvo-mangano-edenite | 27 /kg | 7.3E-13 /g | 1.3 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Parvo-manganotremolite | 12 /kg | 3.24E-13 /g | 0.6 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Parwanite | 167 /kg | 4.51E-12 /g | 8.2 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Paulingite-Ca | 927 /kg | 2.51E-11 /g | 44.7 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Paulingite-K | 1,457 /kg | 3.94E-11 /g | 70.6 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Paulingite-Na | 503 /kg | 1.36E-11 /g | 24.4 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Paulkerrite | 1,097 /kg | 2.96E-11 /g | 52.8 | 0.000 /g |
| Mild - Very low level of Radioactivity, no special precautions needed. |
Pautovite | 11,296 /kg | 3.05E-10 /g | 490.1 | 0.000 /g |
| Weak - Low level of Radioactivity, may show on average radiation equipment. *Missing Thorium content - estimated from Rare Earth Element concentration. |
Peprossiite-(Ce) | 767,872 /kg | 2.08E-8 /g | 33,908.8 | 0.011 /g |
| Weak - Low level of Radioactivity, may show on average radiation equipment. *Missing Thorium content - estimated from Rare Earth Element concentration. |
Percleveite-(Ce) | 1,336,034 /kg | 3.61E-8 /g | 56,822.0 | 0.019 /g |
| Mild - Very low level of Radioactivity, no special precautions needed. |
Perlialite | 3,130 /kg | 8.46E-11 /g | 147.8 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Perraultite | 333 /kg | 9.0E-12 /g | 15.0 | 0.000 /g |
| Weak - Low level of Radioactivity, may show on average radiation equipment. |
Perrierite-(Ce) | 430,465 /kg | 1.16E-8 /g | 18,790.8 | 0.006 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Pertlikite | 1,212 /kg | 3.28E-11 /g | 58.0 | 0.000 /g |
| Weak - Low level of Radioactivity, may show on average radiation equipment. *Missing Thorium content - estimated from Rare Earth Element concentration. |
Petersenite-(Ce) | 887,264 /kg | 2.4E-8 /g | 39,024.3 | 0.013 /g |
| Mild - Very low level of Radioactivity, no special precautions needed. *Missing Thorium content - estimated from Rare Earth Element concentration. |
Petersite-(Y) | 136,192 /kg | 3.68E-9 /g | 6,207.7 | 0.002 /g |
| Very Radioactive, limit exposure, handling and use secure storage. |
Petscheckite | 65,370,800 /kg | 1.77E-6 /g | 2,674,320.4 | 0.879 /g |
| Mild - Very low level of Radioactivity, no special precautions needed. |
Pezzottaite | 4,559 /kg | 1.23E-10 /g | 209.0 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Pharmacosiderite | 1,354 /kg | 3.66E-11 /g | 62.6 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Phillipsite-Ca | 1,079 /kg | 2.92E-11 /g | 52.0 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Phillipsite-K | 1,433 /kg | 3.87E-11 /g | 68.9 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Phillipsite-Na | 1,091 /kg | 2.95E-11 /g | 52.5 | 0.000 /g |
| Mild - Very low level of Radioactivity, no special precautions needed. |
Phlogopite | 2,824 /kg | 7.63E-11 /g | 133.4 | 0.000 /g |
| Weak - Low level of Radioactivity, may show on average radiation equipment. *Missing Thorium content - estimated from Rare Earth Element concentration. |
Phosinaite-(Ce) | 260,736 /kg | 7.05E-9 /g | 11,985.7 | 0.004 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Phosphofibrite | 473 /kg | 1.28E-11 /g | 22.2 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Phosphoinnelite | 9 /kg | 2.43E-13 /g | 0.4 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Phosphovanadylite | 148 /kg | 4.0E-12 /g | 7.0 | 0.000 /g |
| Very Radioactive, limit exposure, handling and use secure storage. |
Phosphowalpurgite | 27,852,400 /kg | 7.53E-7 /g | 1,115,548.4 | 0.367 /g |
| Very Radioactive, limit exposure, handling and use secure storage. |
Phosphuranylite | 114,077,151 /kg | 3.08E-6 /g | 4,685,672.4 | 1.540 /g |
| Very Radioactive, limit exposure, handling and use secure storage. |
Phuralumite | 95,657,600 /kg | 2.59E-6 /g | 4,076,300.4 | 1.340 /g |
| Very Radioactive, limit exposure, handling and use secure storage. |
Phurcalite | 103,211,400 /kg | 2.79E-6 /g | 4,316,477.4 | 1.419 /g |
| Mild - Very low level of Radioactivity, no special precautions needed. |
Picromerite | 5,881 /kg | 1.59E-10 /g | 286.4 | 0.000 /g |
 Strong - Noticeable Radioactivity, limit exposure and handling. |
Piergorite-(Ce) | 3,412,627 /kg | 9.22E-8 /g | 155,961.8 | 0.051 /g |
| Very Radioactive, limit exposure, handling and use secure storage. |
Piretite | 102,728,100 /kg | 2.78E-6 /g | 4,213,874.3 | 1.385 /g |
| Mild - Very low level of Radioactivity, no special precautions needed. |
Pitiglianoite | 2,227 /kg | 6.02E-11 /g | 104.9 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Pittongite | 15 /kg | 4.05E-13 /g | 0.6 | 0.000 /g |
| Mild - Very low level of Radioactivity, no special precautions needed. |
Piypite | 5,730 /kg | 1.55E-10 /g | 264.0 | 0.000 /g |
| Mild - Very low level of Radioactivity, no special precautions needed. *Missing Thorium content - estimated from Rare Earth Element concentration. |
Plumboagardite | 89,317 /kg | 2.41E-9 /g | 3,968.8 | 0.001 /g |
| Strong - Noticeable Radioactivity, limit exposure and handling. *Missing Thorium content - estimated from Rare Earth Element concentration. |
Plumbobetafite | 20,070,284 /kg | 5.42E-7 /g | 840,619.2 | 0.276 /g |
| Strong - Noticeable Radioactivity, limit exposure and handling. |
Plumbomicrolite | 10,704,200 /kg | 2.89E-7 /g | 425,202.2 | 0.140 /g |
| Strong - Noticeable Radioactivity, limit exposure and handling. |
Plumbopyrochlore | 8,788,900 /kg | 2.38E-7 /g | 365,356.5 | 0.120 /g |
| Mild - Very low level of Radioactivity, no special precautions needed. |
Pollucite | 10,603 /kg | 2.87E-10 /g | 480.8 | 0.000 /g |
| Weak - Low level of Radioactivity, may show on average radiation equipment. |
Polyakovite-(Ce) | 824,320 /kg | 2.23E-8 /g | 35,657.2 | 0.012 /g |
| Strong - Noticeable Radioactivity, limit exposure and handling. |
Polycrase-(Y) | 14,206,760 /kg | 3.84E-7 /g | 603,364.4 | 0.198 /g |
| Mild - Very low level of Radioactivity, no special precautions needed. |
Polyhalite | 3,927 /kg | 1.06E-10 /g | 187.3 | 0.000 /g |
| Mild - Very low level of Radioactivity, no special precautions needed. |
Polylithionite | 3,012 /kg | 8.14E-11 /g | 141.8 | 0.000 /g |
| Mild - Very low level of Radioactivity, no special precautions needed. |
Ponomarevite | 6,066 /kg | 1.64E-10 /g | 273.6 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Poppiite | 728 /kg | 1.97E-11 /g | 34.0 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Potassicarfvedsonite | 824 /kg | 2.23E-11 /g | 38.3 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Potassiccarpholite | 1,009 /kg | 2.73E-11 /g | 47.3 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Potassic-chlorohastingsite | 712 /kg | 1.92E-11 /g | 33.2 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Potassic-chloropargasite | 764 /kg | 2.06E-11 /g | 35.8 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Potassicferrisadanagaite | 770 /kg | 2.08E-11 /g | 35.9 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Potassic-ferropargasite | 1,209 /kg | 3.27E-11 /g | 56.5 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Potassic-fluororichterite | 1,064 /kg | 2.88E-11 /g | 50.3 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Potassicleakeite | 809 /kg | 2.19E-11 /g | 37.9 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Potassic-magnesiohastingsite | 676 /kg | 1.83E-11 /g | 31.7 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Potassic-magnesiosadanagaite | 985 /kg | 2.66E-11 /g | 46.4 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Potassicpargasite | 651 /kg | 1.76E-11 /g | 30.7 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Potassicrichterite | 1,067 /kg | 2.88E-11 /g | 50.5 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Potassicsadanagaite | 918 /kg | 2.48E-11 /g | 42.9 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Poudretteite | 1,297 /kg | 3.51E-11 /g | 61.4 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Povondraite | 255 /kg | 6.89E-12 /g | 11.9 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Prewittite | 824 /kg | 2.23E-11 /g | 35.4 | 0.000 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Priderite | 1,488 /kg | 4.02E-11 /g | 67.0 | 0.000 /g |
| Weak - Low level of Radioactivity, may show on average radiation equipment. |
Proshchenkoite-(Y) | 384,019 /kg | 1.04E-8 /g | 16,663.9 | 0.005 /g |
| Very Radioactive, limit exposure, handling and use secure storage. |
Protasite | 117,961,000 /kg | 3.19E-6 /g | 4,685,530.1 | 1.540 /g |
| Very Radioactive, limit exposure, handling and use secure storage. |
Przhevalskite | 84,416,400 /kg | 2.28E-6 /g | 3,439,481.6 | 1.131 /g |
| Very Radioactive, limit exposure, handling and use secure storage. |
Pseudo-autunite | 73,049,900 /kg | 1.97E-6 /g | 3,208,667.1 | 1.055 /g |
| Mild - Very low level of Radioactivity, no special precautions needed. |
Pseudocotunnite | 5,545 /kg | 1.5E-10 /g | 232.4 | 0.000 /g |
| Very Radioactive, limit exposure, handling and use secure storage. |
Pseudojohannite | 93,205,300 /kg | 2.52E-6 /g | 3,935,614.1 | 1.294 /g |
| Mild - Very low level of Radioactivity, no special precautions needed. *Missing Thorium content - estimated from Rare Earth Element concentration. |
Pyatenkoite-(Y) | 86,912 /kg | 2.35E-9 /g | 4,081.5 | 0.001 /g |
| Mild - Very low level of Radioactivity, no special precautions needed. |
Pyrocoproite | 6,069 /kg | 1.64E-10 /g | 284.3 | 0.000 /g |
| Mild - Very low level of Radioactivity, no special precautions needed. |
Pyrophosphite | 7,378 /kg | 1.99E-10 /g | 346.2 | 0.000 /g |
| Weak - Low level of Radioactivity, may show on average radiation equipment. *Missing Thorium content - estimated from Rare Earth Element concentration. |
Qaqarssukite-(Ce) | 730,287 /kg | 1.97E-8 /g | 30,948.4 | 0.010 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Quadridavyne | 1,503 /kg | 4.06E-11 /g | 70.4 | 0.000 /g |
| Very Radioactive, limit exposure, handling and use secure storage. |
Rabbittite | 57,351,600 /kg | 1.55E-6 /g | 2,602,255.6 | 0.856 /g |
| Very Radioactive, limit exposure, handling and use secure storage. |
Rabejacite | 111,928,700 /kg | 3.03E-6 /g | 4,634,126.5 | 1.524 /g |
 Potentially lethal. Store only small amounts in lead container. |
Radiobarite | 31,860,550,776 /kg | 0.000861 /g | 1,351,803,503.7 | 444.429 /g |
| Weak - Low level of Radioactivity, may show on average radiation equipment. |
Ramanite-(Rb) | 224,176 /kg | 6.06E-9 /g | 10,433.4 | 0.003 /g |
| Very Radioactive, limit exposure, handling and use secure storage. |
Rameauite | 126,017,167 /kg | 3.41E-6 /g | 5,086,601.0 | 1.672 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Rankamaite | 433 /kg | 1.17E-11 /g | 17.9 | 0.000 /g |
| Very Radioactive, limit exposure, handling and use secure storage. |
Ranunculite | 82,554,800 /kg | 2.23E-6 /g | 3,594,577.1 | 1.182 /g |
| Barely Detectable - Radioactivity detected only by very sensitive instruments. |
Rastsvetaevite | 1,560 /kg | 4.22E-11 /g | 72.8 | 0.000 /g |
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